# C Chat > Encrypted messaging for businesses and teams, with auditable encryption (TLS in transit, AES-256 at rest with per-organization keys). Free for now. By CGuard Pro LLC. ## Key facts - C Chat (by CGuard Pro) is an encrypted messaging app for businesses and teams. Website: https://getcchat.com. Web app: https://getcchat.com/c. iOS and Android apps: coming soon. - Sign-up: phone number (code by SMS) or email (code by email), like WhatsApp. Profile with name, optional @username and photo. - Direct messages to any C Chat user (by @username, phone contacts or team members) with no requests; block and report available. - Teams (workspaces) with groups, owners and admins. Invite by link, QR code, WhatsApp, SMS or email. Guests (contractors, cleaning staff, clients) can join a group by invitation. - Messaging: text, replies, reactions, edit and delete, read receipts, typing indicator, pinned messages, photos, videos, files up to 25 MB, voice notes, location sharing, one-tap 🚨 alert to a group, mute, search. - Phone contact matching: numbers are hashed (SHA-256) on the device; the server does not store the hashes. - Security: TLS in transit and AES-256 encryption at rest with per-organization keys. "Auditable encryption": team owners/admins can audit and export their team’s GROUP conversations; direct messages between people are private. - C Chat is NOT end-to-end encrypted. Auditable encryption lets the business keep oversight of its groups for compliance. - The C Chat platform only accesses content to moderate reported messages or for legal requirements, and that access is logged. - Security companies using CGuard Pro can audit their groups and security-related chats (with guards or the office). Site groups include on-duty guards, the office and the client; off-duty guards cannot read site groups; fired guards are removed instantly. - Pricing: free for now, with limits — up to 50 members per team, 5 teams per account, 30 groups per team, 25 MB per attachment. - Languages: English, Spanish, Portuguese, German, French, Italian, Polish, Dutch. - Company: CGuard Pro LLC (Texas, USA). Support: support@cguardpro.com. Privacy: https://getcchat.com/privacy. Terms: https://getcchat.com/terms. ## Main pages - [home](https://getcchat.com) · ES: https://getcchat.com/es - [features](https://getcchat.com/features) · ES: https://getcchat.com/es/funciones - [security](https://getcchat.com/security) · ES: https://getcchat.com/es/seguridad - [pricing](https://getcchat.com/pricing) · ES: https://getcchat.com/es/precios - [download](https://getcchat.com/download) · ES: https://getcchat.com/es/descargar - [use-cases](https://getcchat.com/use-cases) · ES: https://getcchat.com/es/casos-de-uso - [industries](https://getcchat.com/industries) · ES: https://getcchat.com/es/industrias - [solutions](https://getcchat.com/solutions) · ES: https://getcchat.com/es/soluciones - [compare](https://getcchat.com/compare) · ES: https://getcchat.com/es/comparar - [guides](https://getcchat.com/guides) · ES: https://getcchat.com/es/guias - [glossary](https://getcchat.com/glossary) · ES: https://getcchat.com/es/glosario - [about](https://getcchat.com/about) · ES: https://getcchat.com/es/nosotros - [contact](https://getcchat.com/contact) · ES: https://getcchat.com/es/contacto - [support](https://getcchat.com/support) · ES: https://getcchat.com/es/soporte - [privacy](https://getcchat.com/privacy) · ES: https://getcchat.com/es/privacidad - [terms](https://getcchat.com/terms) · ES: https://getcchat.com/es/terminos - [delete-account](https://getcchat.com/delete-account) · ES: https://getcchat.com/es/eliminar-cuenta ## Features - [Direct messages for business teams, private by design](https://getcchat.com/features/business-direct-messaging): Business direct messaging in C Chat: message any user by @username, phone contact or team, with no requests. DMs stay private from admins. Block and report. - [@Usernames: chat at work without sharing your phone number](https://getcchat.com/features/usernames): C Chat is a username messaging app: pick an optional @username so clients, guests and colleagues can message you without seeing your phone number. How it works. - [Private contact discovery: find coworkers without uploading your address book](https://getcchat.com/features/private-contact-discovery): How C Chat finds coworkers in your phone contacts: numbers are hashed with SHA-256 on your device and the server does not store the hashes. Setup and limits. - [Team workspace chat: one place your company owns](https://getcchat.com/features/teams): A team in C Chat is a workspace your company owns: members, groups, owners and admins in one place. How team workspace chat works, setup and free-plan limits. - [A work group chat app organized around your team](https://getcchat.com/features/group-chats): C Chat group chats live inside your team: one per site, shift or client, with replies, read receipts, pinned notices and alerts. How to run a work group chat. - [Invite to a group chat by link or QR code](https://getcchat.com/features/invite-link-qr-code): Invite staff, contractors or clients to a C Chat team or group with a link or a QR code. Step-by-step setup, on-site examples and how to keep invitations safe. - [Invite team members to a chat app through the channels they already use](https://getcchat.com/features/invite-whatsapp-sms-email): Send C Chat invitations through the channels your staff already use: WhatsApp, SMS or email. How to invite team members to a chat app and get everyone to join. - [Guest access in team chat for contractors, vendors and clients](https://getcchat.com/features/guest-access-team-chat): Guest access in C Chat lets contractors, cleaning staff and clients join one group by invitation, not your whole team. How it works and how to manage it. - [Team chat admin roles: owners and admins in C Chat](https://getcchat.com/features/team-chat-admin-roles): C Chat teams have owners and admins who manage members and can audit and export group chats. Who should hold each team chat admin role, and how to use it well. - [Message replies and reactions that keep busy chats clear](https://getcchat.com/features/message-replies-and-reactions): Message replies and reactions in C Chat keep busy groups clear: reply to a specific message for context, react to acknowledge without adding noise. - [Edit and delete sent messages without confusing your team](https://getcchat.com/features/edit-and-delete-sent-messages): Edit and delete sent messages in C Chat to fix typos, wrong times or messages sent to the wrong group. How it works and when a correction is the better choice. - [Read receipts for group messages, plus typing indicators](https://getcchat.com/features/read-receipts-for-group-messages): Read receipts for group messages in C Chat show who has read an announcement or instruction; typing indicators show a reply is coming. How to use them. - [Mute group chat notifications and keep your focus](https://getcchat.com/features/mute-group-chat-notifications): Mute group chat notifications in C Chat to quiet busy or low-priority groups without leaving them. Messages still arrive; you read them when it suits you. - [Pin messages in group chat so important notices stay visible](https://getcchat.com/features/pin-messages-in-group-chat): Pin messages in a C Chat group so standing instructions, schedules and key contacts stay at the top and don't scroll away. How to use pinned messages well. - [Search chat messages and find what was said, fast](https://getcchat.com/features/search-chat-messages): Search chat messages in C Chat to find an old instruction, address, report or decision in seconds instead of scrolling or asking again. Tips included. - [Share photos and videos with your team, right in the chat](https://getcchat.com/features/photos-videos): Share photos and videos in C Chat team groups: send on-site evidence, before-and-after shots and short clips up to 25 MB, encrypted at rest. How to use it well. - [Secure file sharing in chat, up to 25 MB per file](https://getcchat.com/features/secure-file-sharing-chat): Secure file sharing in C Chat: send PDFs, spreadsheets and documents up to 25 MB, encrypted in transit and at rest with per-organization keys. How it works. - [Voice notes for work, for people whose hands are busy](https://getcchat.com/features/voice-notes-for-work): Voice notes for work in C Chat: record a short message when your hands are busy, send it to your team group and keep it in the record. How to use them well. - [Share your location with your team when it matters](https://getcchat.com/features/share-location-with-team): Share your location with your team in a C Chat group or direct message: arrivals, meeting points and lone-worker check-ins. You choose when; no tracking. - [An emergency alert button inside your team chat](https://getcchat.com/features/emergency-alert): C Chat's one-tap 🚨 alert warns a whole work group at once. How the emergency alert button works, how to set it up and why it never replaces emergency services. - [Block and report users who should not be in your chats](https://getcchat.com/features/block-and-report-users): Anyone can message you directly in C Chat, so you can block and report users who send spam, harassment or scams. How it works and what moderators can see. - [Auditable encryption: protected messages your business can still oversee](https://getcchat.com/features/auditable-encryption): Auditable encryption protects messages with TLS and AES-256 while letting team owners audit and export group chats. Direct messages stay private. How it works. - [AES-256 encrypted messaging with a key for each organization](https://getcchat.com/features/aes-256-encryption): C Chat stores team messages encrypted with AES-256 and a key specific to each organization, and sends them over TLS. What that protects, and what it does not. - [Export group chat for compliance, disputes and incident reviews](https://getcchat.com/features/audit-export-conversations): Team owners and admins in C Chat can audit and export the team's group chats for compliance, disputes and incident reviews, while direct messages stay private. - [Sign up with your phone or email, no password needed](https://getcchat.com/features/passwordless-sign-up): C Chat uses passwordless sign up: enter your phone or email, type the one-time code you receive, and you're in. How it works, who it suits and its limits. - [A multilingual messaging app: C Chat in 8 languages](https://getcchat.com/features/languages): C Chat's interface comes in 8 languages, so each person on a mixed-language team uses the app in their own. See which languages, how it works and its limits. - [C Chat web app: team chat from any browser](https://getcchat.com/features/web-app): C Chat is a team chat web app at getcchat.com/c: open it in a browser, sign in with a code and message your team. No install needed. Features and limits. - [C Chat for iOS and Android: business messaging on the phone](https://getcchat.com/features/ios-android-apps): C Chat's iOS and Android business messaging apps are coming soon. Use C Chat on your phone today through the browser. What to expect and how to prepare. - [CGuard Pro integration: chat built into your security guard software](https://getcchat.com/features/cguard-pro-integration): C Chat integrates with CGuard Pro security guard software: site groups with on-duty guards, office and client, and instant removal of former guards. - [On-duty access: guards read site chats only while on shift](https://getcchat.com/features/shift-based-access-control-chat): Shift-based access control in C Chat: with CGuard Pro, guards read a site group only while on duty there. How it works, why it matters and its limits. ## Use cases - [Shift handover communication that actually sticks](https://getcchat.com/use-cases/shift-handover): Run shift handovers in one encrypted group: a fixed message format, photo evidence, read receipts to confirm the next shift saw it, and a searchable record. - [Incident reporting by chat, with photos and a record](https://getcchat.com/use-cases/incident-reporting): Use C Chat as an incident reporting app: report in the right group with photos, location and a fixed format, alert in one tap, keep an auditable record. - [Site groups: one communication group per location](https://getcchat.com/use-cases/site-groups): Give every site its own communication group: the right people inside, clear naming, pinned site instructions and a record the company owns. Here's how in C Chat - [A field team communication app built around crews, sites and jobs](https://getcchat.com/use-cases/field-teams): A field team communication app should work on any phone, handle photos, voice notes and locations, and keep a company record. How to run field crews on C Chat. - [Contractor communication in one secure, shared chat](https://getcchat.com/use-cases/contractor-coordination): Contractor communication works best in one shared group per job: clear scope, daily updates, photos as proof and a record your company keeps. Setup inside. - [A client communication app that keeps every account in its own group](https://getcchat.com/use-cases/client-communication): A client communication app should keep updates, photos and requests in one place your company controls. How to run a dedicated client group in C Chat. - [Internal announcements everyone actually reads](https://getcchat.com/use-cases/internal-announcements): Use an internal announcements app that staff actually read: one announcement group, short pinned notices, read receipts to check reach, edits when plans change. - [Emergency alerts for teams: get the right people moving in seconds](https://getcchat.com/use-cases/emergency-alerts): Set up an emergency alert system for teams in C Chat: one-tap 🚨 alerts to the right group, location sharing, read receipts and a record you can audit later. - [Secure messaging for remote and distributed teams](https://getcchat.com/use-cases/remote-teams): Secure messaging for remote teams: encrypted group chat in the browser, private DMs, 25 MB files, company-owned groups and the limits to know. - [Frontline worker communication that reaches people without a desk](https://getcchat.com/use-cases/frontline-workers): Frontline worker communication has to reach people without desks or company email. How to use C Chat on their phones, in 8 languages, with voice notes. - [Lone worker check-ins by chat: a routine that someone actually watches](https://getcchat.com/use-cases/lone-worker-check-ins): Run a lone worker check-in routine in team chat: agreed intervals, location on request, a one-tap 🚨 alert and a clear escalation path when someone goes quiet. - [Maintenance request communication with photos, not phone tag](https://getcchat.com/use-cases/maintenance-requests): Handle maintenance request communication in one group per property: photo-first requests, clear status replies, vendor guests and a history you can search. - [Photo documentation at work that you can actually find later](https://getcchat.com/use-cases/photo-documentation): Turn work photos into usable records: what to shoot, how to caption it, where to post it and how the company keeps an auditable history of group photos. - [Daily reports by chat: short, consistent and on record](https://getcchat.com/use-cases/daily-reports): Send a daily report by chat in under five minutes: a fixed format, photos as proof, read receipts for managers and a searchable, auditable history per site. - [Employee onboarding communication: into the right chats on day one](https://getcchat.com/use-cases/employee-onboarding): Get new hires into the right chats on day one: invite by link, QR, WhatsApp, SMS or email, add them to the right groups and pin a clear welcome. - [Offboarding: remove a former employee from work chat the same day](https://getcchat.com/use-cases/employee-offboarding): Remove a former employee from work chat on their last day: take them out of the team and its groups, hand over open items and export the records you need. - [Multi-location team communication without the noise](https://getcchat.com/use-cases/multi-location-teams): Coordinate staff across branches, stores or sites: one group per location, a managers' channel, company-wide notices and clear rules on what goes where. - [Supplier communication that does not live in one buyer's phone](https://getcchat.com/use-cases/vendor-communication): Supplier communication by chat: one group per vendor for orders, deliveries, quotes and issues, with photos, files and a company record. Setup inside. - [On-call and after-hours communication that reaches the right person](https://getcchat.com/use-cases/after-hours-on-call): Set up on-call communication so urgent issues reach the right person at night without waking everyone: a dedicated group, escalation rules and the 🚨 alert. - [Multilingual team communication without the misunderstandings](https://getcchat.com/use-cases/multilingual-teams): Multilingual team communication with fewer mistakes: an app interface in 8 languages, photos and voice notes over long text, and formats anyone can follow. - [Replace WhatsApp groups at work with chat your company controls](https://getcchat.com/use-cases/replace-whatsapp-groups): Replace WhatsApp groups at work and keep the familiar feel: company-owned groups, invites sent via WhatsApp itself, private DMs and a plan for the switch. - [A BYOD messaging app that respects personal phones](https://getcchat.com/use-cases/byod-messaging): A BYOD messaging app should separate work and personal life on one phone: company-owned groups, private DMs, @usernames, mute and no device control. - [Private work messages: one-to-one conversations at work](https://getcchat.com/use-cases/private-conversations): How private work messages work in C Chat: DMs stay out of the company's audit. Who can read what, the one exception, and when a group is the better place. - [How to send documents securely inside your team chat](https://getcchat.com/use-cases/secure-document-exchange): How to send documents securely at work: encrypted group chat instead of email or personal apps, the right people in each group, and a record the company keeps. - [Event staff communication for crews that exist for one weekend](https://getcchat.com/use-cases/event-staff): Event staff communication for temporary crews: onboard by QR at the briefing, one group per zone, 🚨 alerts for incidents, and remove everyone after the event. - [Dispatch messaging: assign jobs by chat without losing track](https://getcchat.com/use-cases/dispatch): Dispatch messaging for small fleets and field crews: post jobs in a fixed format, confirm with replies and read receipts, share locations and keep a record. - [Business chat records for compliance: what to keep and how](https://getcchat.com/use-cases/compliance-records): Keep business chat records you can produce when asked: company-owned groups, audit and export by owners and admins, private DMs and an honest look at limits. - [Crisis communication for organizations: one source of truth when it counts](https://getcchat.com/use-cases/crisis-communication): Use C Chat as a crisis communication tool: a ready crisis group, a decision channel, pinned status updates and a timeline you can audit after the event. ## Industries - [The communication app built for security companies](https://getcchat.com/industries/security-companies): A communication app for security companies: site groups with on-duty guards, office and client, instant removal of former guards and auditable records. - [Team chat for construction companies: every job site in its own group](https://getcchat.com/industries/construction): A construction communication app built around job sites: one group per project, site photos, voice notes, subcontractors as guests and records the company owns. - [Secure team messaging for healthcare staff, with clear limits](https://getcchat.com/industries/healthcare): Secure messaging for healthcare teams' operations: shifts, facilities, security and support staff in encrypted groups, with honest limits on patient data. - [Messaging for logistics and warehouses: docks, shifts and drivers on one page](https://getcchat.com/industries/logistics): A logistics communication app for warehouses, yards and drivers: dock and shift groups, photo proof of damage, carriers as guests and records you keep. - [Retail team communication for stores, districts and head office](https://getcchat.com/industries/retail): Retail team communication with C Chat: store groups, HQ announcements with read receipts, pinned notices, photo checks and guest access for merchandisers. - [Hotel staff communication across front desk, housekeeping and maintenance](https://getcchat.com/industries/hospitality): Hotel staff communication in C Chat: department groups for front desk, housekeeping and maintenance, photo reports, shift notes and the app in 8 languages. - [Communication for cleaning and janitorial companies](https://getcchat.com/industries/cleaning-janitorial): Cleaning company communication in C Chat: one group per client site, photo proof of finished work, client guests, supply requests and records you control. - [Facility management team communication, organized by building](https://getcchat.com/industries/facility-management): Facility management communication in one encrypted messenger: a group per building, photo work orders, vendors as guests and a record your client can trust. - [Plant floor communication for manufacturing teams](https://getcchat.com/industries/manufacturing): A manufacturing communication app for the plant floor: line and shift groups, photo reports of defects and downtime, 🚨 safety alerts and plant records. - [Staff messaging for schools: one channel for teachers and support staff](https://getcchat.com/industries/education): A school staff communication app for teachers, support staff and leaders: department groups, 🚨 incident alerts, contractor guests and school records. - [Property management communication without personal phone numbers](https://getcchat.com/industries/property-management): A property management communication app for your team, vendors and owners: a group per property, photo requests, guest access and an exportable record. - [Secure chat for real estate teams: listings, clients and deals in order](https://getcchat.com/industries/real-estate): A real estate team chat that keeps listings, client groups and documents on the brokerage's side, with private agent DMs and group records the broker can audit. - [Secure messaging for law firms: what C Chat offers and where it fits](https://getcchat.com/industries/law-firms): Secure messaging for law firms: matter groups, private attorney DMs, client guests, exports for legal holds and a clear explanation of auditable vs end-to-end. - [Messaging for government contractors: organized, encrypted and on the record](https://getcchat.com/industries/government-contractors): Government contractor communication for project and field teams: encrypted groups, exportable records, and clear, honest limits on regulated data. - [Event team communication from build-up to load-out](https://getcchat.com/industries/events): Event team communication in C Chat: groups per zone and crew, guest access for vendors and temp staff, location pins, 🚨 alerts and a record after the event. - [Restaurant staff communication for the floor, the kitchen and every location](https://getcchat.com/industries/restaurants): A restaurant staff communication app for floor, kitchen and managers: separate groups, pinned specials, 86 alerts, voice notes and no personal numbers shared. - [Farm and agriculture team messaging that works from the field](https://getcchat.com/industries/agriculture): Farm team communication for crews, supervisors and contractors: field groups, voice notes, shared locations, photos of crops and machines, and farm records. - [Driver communication for transportation companies](https://getcchat.com/industries/transportation): A driver communication app for transport operators: dispatch groups, breakdown reports with location, safe-driving rules and a record your company keeps. - [Secure messaging for nonprofits, NGOs and volunteer teams](https://getcchat.com/industries/nonprofits): How nonprofits and NGOs use C Chat for staff, volunteers and partners: encrypted groups, guest access for field partners and records the organization owns. - [Home services team communication for technicians and the office](https://getcchat.com/industries/home-services): Home services team communication for plumbers, HVAC, electricians and pest control: job dispatch by chat, before-and-after photos, location and customer guests. - [Communication for senior care facilities: calmer shifts, clearer handovers](https://getcchat.com/industries/senior-care): Senior care staff communication for assisted living and care homes: shift groups, kitchen and repair requests, contractor guests and records you can audit. - [Communication for condos and HOAs: board, staff and security in sync](https://getcchat.com/industries/condos-hoa): An HOA communication app for the people who run the community: board, manager, front desk, security and vendors in organized groups with an auditable record. - [Field messaging for energy and utilities crews](https://getcchat.com/industries/energy-utilities): Utility field crew communication for energy, water and telecom: crew and outage groups, location pins, lone worker check-ins and contractor guests. - [Secure messaging for private investigators and investigation agencies](https://getcchat.com/industries/private-investigators): Secure messaging for private investigators: one encrypted group per case, photo and video evidence, location sharing, private DMs and a record the agency owns. - [Communication for parking operators, garages and valet teams](https://getcchat.com/industries/parking-operators): Parking operations communication for garages and valet: one group per facility, shift notes, damage claim photos, 🚨 alerts and property managers as guests. - [Secure messaging for accounting firms, from document requests to deadlines](https://getcchat.com/industries/accounting-firms): Secure messaging for accountants: client groups for document requests, private staff DMs, files up to 25 MB and group records the firm can export. ## Solutions - [Security guard shift change reports in the site group](https://getcchat.com/solutions/security-guard-shift-handover): Run the security guard shift change report in the site group: post orders, keys, alarms and open issues, with on-duty access so only working guards can read. - [Security guard incident reports with photos, location and a clear format](https://getcchat.com/solutions/security-guard-incident-reports): Use C Chat as a security guard incident report app: structured reports with photos, video, location and voice notes in the site group, auditable by your firm. - [Security company client communication that builds trust, not noise](https://getcchat.com/solutions/security-client-updates): Improve security company client communication: site groups where clients see guard updates and incidents, a daily summary format and clear rules for escalation. - [Remove guard access from every site chat, the moment they leave](https://getcchat.com/solutions/remove-former-guards): Remove guard access the moment someone leaves: with C Chat and CGuard Pro, fired guards leave site groups instantly and off-duty guards can't read them. - [Lone guard check-ins with location and a missed check-in plan](https://getcchat.com/solutions/lone-guard-check-ins): Set up a lone guard check-in routine in C Chat: scheduled check-ins with a location pin, a missed check-in procedure and a one-tap 🚨 alert to the group. - [Construction daily logs with site photos, posted from the job site](https://getcchat.com/solutions/construction-daily-logs): Keep a construction daily log with photos in one project group: a fixed end-of-day template, site photos and videos, search by date and export for records. - [Subcontractor communication and coordination on job sites](https://getcchat.com/solutions/subcontractor-coordination): Subcontractor communication on job sites: invite each trade as guests to project groups, post a weekly look-ahead, track hand-offs and end access at closeout. - [Construction site safety alerts that reach every trade](https://getcchat.com/solutions/job-site-safety-alerts): Send construction site safety alerts to every trade at once: a site safety group, the one-tap 🚨 alert, a clear format, all-clear messages and a record. - [Housekeeping communication: room status without the radio chatter](https://getcchat.com/solutions/hotel-housekeeping): Coordinate room status, rush cleans and maintenance issues between housekeeping, front desk and supervisors in encrypted groups with photos and read receipts. - [Property maintenance coordination: requests, vendors and proof in one place](https://getcchat.com/solutions/property-maintenance): Coordinate property maintenance requests, vendors and on-site staff in encrypted groups: photo reports, access notes, job status and an exportable history. - [Condo security communication: front desk, guards and board in sync](https://getcchat.com/solutions/condo-security-communication): Connect the condo front desk, security guards, property manager and board in encrypted groups: shift notes, visitor alerts, incidents and an auditable record. - [Cleaning crews and client sites in one chat: the workflow](https://getcchat.com/solutions/cleaning-crews-client-sites): A step-by-step workflow for cleaning crew and client communication: one group per site, a check-in and completion template, photo proof and client requests. - [Driver dispatch messaging that keeps every load accounted for](https://getcchat.com/solutions/driver-dispatch): Run driver dispatch messaging in encrypted groups: job assignments, proof-of-delivery photos, location pins and delay alerts in one searchable company chat. - [Manufacturing shift handover: line status that survives the shift change](https://getcchat.com/solutions/manufacturing-shift-handover): Run manufacturing shift handover per line in encrypted groups: machine status, quality holds, safety notes and photos, confirmed by the incoming shift lead. - [Retail store announcements that reach every branch, and get confirmed](https://getcchat.com/solutions/retail-store-announcements): Send retail store announcements from head office to every branch in encrypted groups: price changes, planograms, recalls and read receipts per store manager. - [School emergency communication for teachers and staff](https://getcchat.com/solutions/school-staff-emergency-alerts): School emergency communication for staff: an all-staff alert group, the one-tap 🚨 alert, pre-written alert formats, roll-call replies and a record for reviews. - [Restaurant shift communication between the floor and the kitchen](https://getcchat.com/solutions/restaurant-shift-communication): Improve restaurant shift communication between floor, kitchen and managers with encrypted groups: 86 lists, pre-shift notes, handovers and photos of specials. - [Event security communication: coordinating posts, production and the client](https://getcchat.com/solutions/event-security-coordination): Event security communication that works with radios: post groups, a security-production liaison group, incident format with photo and location, and 🚨 alerts. - [Before-and-after job photos for technicians](https://getcchat.com/solutions/technician-job-photos): A simple routine for technician job photos: before, during and after shots in one job thread, a caption format, client sharing and records the business keeps. - [Facility vendor coordination in one place](https://getcchat.com/solutions/facility-vendor-coordination): Facility vendor management communication in one place: a group per vendor or service, a work request format, photo close-out, access notes and guest removal. ## Compare - [C Chat vs WhatsApp for business teams](https://getcchat.com/compare/c-chat-vs-whatsapp): Looking for a WhatsApp for business teams alternative? Compare C Chat and WhatsApp on encryption, who owns groups, offboarding and privacy of phone numbers. - [WhatsApp Business vs team chat: what each one is for](https://getcchat.com/compare/c-chat-vs-whatsapp-business): WhatsApp Business vs team chat: one talks to customers, the other runs your team. See how C Chat compares, where they overlap and when WhatsApp Business wins. - [Telegram for business teams: how it compares with C Chat](https://getcchat.com/compare/c-chat-vs-telegram): Using Telegram for business teams? Compare it with C Chat on encryption defaults, group ownership, guests, offboarding and records, and when Telegram is better. - [Signal for business: maximum privacy or company oversight?](https://getcchat.com/compare/c-chat-vs-signal): Thinking about Signal for business? Compare Signal's end-to-end privacy with C Chat's auditable encryption, team management and offboarding, and when it wins. - [C Chat vs Slack: a Slack alternative for frontline teams](https://getcchat.com/compare/c-chat-vs-slack): Is C Chat the Slack alternative for frontline teams? Compare sign-up, groups, voice notes, languages, guests and oversight, and when Slack is still better. - [C Chat vs Microsoft Teams: an alternative for deskless workers](https://getcchat.com/compare/c-chat-vs-microsoft-teams): Need a Microsoft Teams alternative for deskless workers? Compare C Chat and Teams on sign-up, licenses, groups, guests, oversight and when Teams fits better. - [C Chat vs Google Chat: which fits your team?](https://getcchat.com/compare/c-chat-vs-google-chat): Looking for a Google Chat alternative for frontline staff? Compare encryption, guest access, phone sign-up and offboarding, and when Google Chat fits better. - [Discord for business: when it works and when C Chat fits better](https://getcchat.com/compare/c-chat-vs-discord): Is Discord for business a good idea? Compare Discord and C Chat on accounts, company oversight, guests and offboarding, and learn when Discord is the right fit. - [C Chat vs Zello: chat or push-to-talk?](https://getcchat.com/compare/c-chat-vs-zello): Looking for a Zello alternative? Compare live push-to-talk with C Chat's voice notes, photos, location and auditable groups, and when Zello is the better fit. - [A Workplace from Meta alternative for frontline teams](https://getcchat.com/compare/workplace-from-meta-alternative): Need a Workplace from Meta alternative after its shutdown? See how C Chat handles announcements, frontline groups and guests, and when a suite is a better fit. - [C Chat vs Threema Work: managed privacy or auditable groups?](https://getcchat.com/compare/c-chat-vs-threema): Evaluating a Threema Work alternative? Compare managed end-to-end encryption with C Chat's auditable groups, guests and pricing, and when Threema Work wins. - [C Chat vs Wire for teams: which encryption model fits?](https://getcchat.com/compare/c-chat-vs-wire): Need a Wire messenger alternative? Compare Wire's end-to-end encrypted collaboration with C Chat's auditable messaging for field teams, and when Wire is better. - [C Chat vs Element (Matrix): federation and sovereignty or simplicity?](https://getcchat.com/compare/c-chat-vs-element): Considering an Element Matrix alternative? Compare federated, self-hosted chat with C Chat's hosted, auditable messenger for field teams, and when Element fits. - [C Chat vs Mattermost: self-hosted control or ready-to-use chat?](https://getcchat.com/compare/c-chat-vs-mattermost): Weighing a Mattermost alternative? Compare self-hosting and IT effort with C Chat's hosted, phone-based messenger for frontline teams, and when Mattermost wins. - [C Chat vs Rocket.Chat: platform or plain team messenger?](https://getcchat.com/compare/c-chat-vs-rocket-chat): Considering a Rocket.Chat alternative? Compare omnichannel and self-hosting with C Chat's hosted messenger for field staff and guests, and when each one fits. - [Group texting for business: SMS group texts vs C Chat](https://getcchat.com/compare/c-chat-vs-sms-group-text): Is group texting for business enough for your crew? Compare SMS group texts with C Chat on reach, photos, number privacy, records and removing people who leave. - [Team chat vs email: what belongs where](https://getcchat.com/compare/team-chat-vs-email): Team chat vs email: which should carry internal communication? See what belongs in each, how C Chat handles groups and records, and when email is still best. - [Two-way radio vs messaging app: which does your team need?](https://getcchat.com/compare/messaging-app-vs-two-way-radio): Two-way radio vs app: compare radios with a messaging app like C Chat on coverage, records, photos, cost and offboarding, and when radios are the better tool. - [WhatsApp alternatives for business: which kind of app fits your team](https://getcchat.com/compare/whatsapp-alternatives-for-business): Compare WhatsApp alternatives for business: privacy-first messengers, office chat suites and team messengers like C Chat, with who should pick which and why. - [Slack alternatives for deskless teams that live on their phones](https://getcchat.com/compare/slack-alternatives-deskless-teams): Looking for Slack alternatives for deskless teams? Compare mobile-first messengers like C Chat with Slack on sign-up, groups, guests, languages and oversight. - [Secure messaging apps for business: end-to-end vs auditable](https://getcchat.com/compare/secure-business-messaging-apps): Compare secure messaging apps for business: end-to-end encryption vs auditable team messaging like C Chat, plus the questions to ask any vendor first. - [Telegram alternatives for companies that need control of work chats](https://getcchat.com/compare/telegram-alternatives-for-companies): Weighing Telegram alternatives for companies? Compare Telegram with C Chat on encryption, group ownership, guests, offboarding, oversight and free limits. - [Security guard communication apps: radio, PTT, chat or C Chat?](https://getcchat.com/compare/security-guard-communication-apps): Compare security guard communication apps: radio, push-to-talk, consumer chat, guard suites and C Chat with CGuard Pro on-duty access and site groups. ## Guides - [Business messaging security: a practical guide](https://getcchat.com/guides/business-messaging-security): Business messaging security in practice: the main risks in workplace chat, what encryption to require, access control, offboarding and policies people follow. - [How to choose a secure messenger for your business](https://getcchat.com/guides/how-to-choose-a-secure-messaging-app): How to choose a secure messaging app for business: decide who needs oversight, compare encryption models, check admin controls and use a 10-question list. - [How to evaluate a vendor's encryption claims](https://getcchat.com/guides/evaluate-messaging-app-encryption): Evaluate messaging app encryption claims: in transit, at rest and end-to-end, who holds the keys, red flags in marketing copy and questions for vendors. - [How to write a BYOD policy for work messaging](https://getcchat.com/guides/byod-policy-messaging): A BYOD policy for messaging sets which app staff use on personal phones, what the company can see, what happens to lost phones and when access ends. - [Workplace messaging policy: what to include (with a template outline)](https://getcchat.com/guides/workplace-messaging-policy): What to include in a workplace messaging policy: approved tools, what can and can't be shared, honest disclosure of oversight and audits, and a template. - [Chat data retention policy: a starter guide for businesses](https://getcchat.com/guides/chat-data-retention-policy): How to write a chat data retention policy: why chat is a business record, how to set retention periods, what deletion and backups mean, and how to document it. - [GDPR considerations for workplace messaging](https://getcchat.com/guides/gdpr-workplace-messaging): GDPR workplace messaging basics for employers: controller and processor roles, lawful basis and staff transparency, data subject rights in chat and transfers. - [Data protection in Latin America: workplace chat basics](https://getcchat.com/guides/latin-america-data-protection-messaging): Latin America data protection and workplace messaging: shared principles across the region, employee chat data, ARCO-style rights requests and practical steps. - [How to onboard your team to a new chat app (and make it stick)](https://getcchat.com/guides/onboard-team-to-new-chat-app): A practical plan to onboard your team to a new chat app: set up groups first, invite in waves, agree first-week rules and check adoption without extra tools. - [How to migrate work chats from WhatsApp to a business chat](https://getcchat.com/guides/migrate-from-whatsapp-to-business-chat): Step-by-step plan to migrate from WhatsApp to business chat: map your groups, recreate them in C Chat, set a cut-off date and handle stragglers and guests. - [How to structure groups for a growing team](https://getcchat.com/guides/how-to-organize-team-group-chats): A practical way to organize team group chats by site, function or project: naming rules, who should be admin, and when to split a group before it gets noisy. - [How to write an incident report, with a template you can copy](https://getcchat.com/guides/how-to-write-an-incident-report): How to write an incident report that holds up: the facts every report needs, capturing photos and evidence, a copy-ready template and the mistakes to avoid. - [Shift handover checklist for any team](https://getcchat.com/guides/shift-handover-checklist): A shift handover checklist for any team: what to check before you hand over, how to write the handover message, tracking open items and a printable list. - [How to build an emergency communication plan](https://getcchat.com/guides/emergency-communication-plan): How to build an emergency communication plan: roles and a contact tree, primary and backup channels, message templates and the drills that keep it working. - [Inviting guests and contractors safely](https://getcchat.com/guides/how-to-give-contractors-access-to-team-chat): How to give contractors, cleaners and clients access to team chat without exposing internal groups: guest vs member, invite channels and removal at job end. - [Employee offboarding checklist for chat access](https://getcchat.com/guides/offboarding-checklist-access): An offboarding checklist for chat access: what to do before the last day, on the last day and after, including admin roles, group records and guest access. - [How to spot phishing in chat apps](https://getcchat.com/guides/chat-phishing): Chat phishing uses urgency, fake bosses and code requests to steal accounts or money. Learn the common patterns, verification habits and what to do next. - [Mobile security basics for staff phones](https://getcchat.com/guides/mobile-security-for-employees): Mobile security for employees in plain terms: screen locks and updates, app permissions, a lost phone procedure and public Wi-Fi habits for work chat on phones. - [How to write internal announcements people read](https://getcchat.com/guides/how-to-write-internal-announcements): How to write internal announcements people actually read: lead with the action, format for phone screens, pin and confirm, follow up, with copy-ready examples. - [Work chat etiquette: a short set of rules that actually help](https://getcchat.com/guides/work-chat-etiquette): Work chat etiquette teams follow: when to use a group or a direct message, when to reply or just react, and how to handle after-hours messages and urgent ones. - [How to audit team conversations responsibly](https://getcchat.com/guides/audit-employee-chats): How to audit employee chats responsibly: when a review is justified, telling staff up front, keeping scope to group chats not private DMs, and what to record. - [Exporting chats for compliance and disputes](https://getcchat.com/guides/export-chat-history-for-legal): How to export chat history for legal disputes and compliance: when you need an export, what a good one contains, storing it safely and chain of custody basics. - [Legal hold and eDiscovery for business chat](https://getcchat.com/guides/ediscovery-business-messaging): eDiscovery for business messaging: what a legal hold means for chat, how to find relevant conversations, preserving instead of deleting, working with counsel. - [Remote team communication best practices](https://getcchat.com/guides/remote-team-communication-best-practices): Remote team communication best practices: async-first habits, working across time zones, recording decisions people can find and keeping chat secure at home. - [Frontline communication best practices for deskless teams](https://getcchat.com/guides/frontline-communication-best-practices): Frontline communication best practices for deskless teams: phone-first messages, clear owners, voice and photos, respect for off-shift time and one shared tool. - [Voice notes at work: how to use them without the chaos](https://getcchat.com/guides/voice-notes-at-work): Voice notes at work save time for hands-busy staff, but only with rules: when to use them, how long to talk, written summaries for the record and privacy. - [Photo evidence best practices for field staff](https://getcchat.com/guides/photo-evidence-best-practices): Photo evidence best practices for field staff: wide, medium and close shots, time and location context, captions that explain and bystanders' privacy. - [Location sharing at work: privacy rules for employers](https://getcchat.com/guides/employee-location-sharing-privacy): Employee location sharing privacy: the difference between sharing on demand and tracking, consent and transparency, off-duty limits and policy wording to reuse. - [How to reduce notification overload in team chat](https://getcchat.com/guides/reduce-notification-overload): Reduce notification overload in team chat without missing what matters: fewer, better groups, clear mute rules, alerts kept for urgency and pinned summaries. - [Client reporting for security companies](https://getcchat.com/guides/security-company-client-reporting): Security company client reporting: what clients want to know, real-time vs periodic reports, client groups with clear limits and evidence that builds trust. - [How to set up site groups for security teams](https://getcchat.com/guides/set-up-site-group-chats-security): Set up site group chats for security teams: one group per site, who belongs in each, on-duty access with CGuard Pro, and pinned post orders and contacts. - [Moving guard communication from radio to chat](https://getcchat.com/guides/digital-communication-security-guards): Digital communication for security guards: what radio still does best, what chat adds with records, photos and location, running both and training guards. - [Risks of using personal WhatsApp for work](https://getcchat.com/guides/risks-of-whatsapp-for-work): The real risks of WhatsApp for work: former employees still in groups, no company oversight, personal and work data mixed on one account, and safer options. - [Shadow IT in messaging: how to find it and fix it](https://getcchat.com/guides/shadow-it-messaging-apps): Shadow IT in messaging apps happens when teams pick their own chat tools. Learn why it happens, how to find unofficial groups and move them without blame. - [Security questions to ask a messaging vendor](https://getcchat.com/guides/messaging-vendor-security-questionnaire): A messaging vendor security questionnaire to reuse: encryption and keys, vendor access to content, data location and retention, exports and account deletion. - [Communicating during a security incident](https://getcchat.com/guides/incident-response-communication-plan): An incident response communication plan sets who to tell in the first hour, which backup channels to use, what to say inside and outside, and how to review. - [Team chat for small businesses: getting started](https://getcchat.com/guides/team-chat-for-small-business): Team chat for small business, step by step: whether you need a separate work chat, a simple setup for 5 to 50 people, how to include clients and what it costs. - [Communicating clearly with multilingual staff](https://getcchat.com/guides/communicating-with-multilingual-employees): How to communicate with multilingual employees: plain-language rules, photos and voice over long text, app language settings and ways to confirm understanding. - [Free team chat apps: what to check first](https://getcchat.com/guides/free-team-chat-app): Choosing a free team chat app? Check member caps, history and file limits, who owns the data and how messages are encrypted. Plus C Chat's free limits. ## Glossary - [What is AES-256 encryption?](https://getcchat.com/glossary/aes-256): AES-256 is a symmetric encryption standard that uses a 256-bit key. Learn how it works, what it protects in business chat and how C Chat uses it at rest. - [What is TLS (Transport Layer Security)?](https://getcchat.com/glossary/tls): TLS is the protocol that encrypts data between your device and a server, the browser padlock. See how it works, what it doesn't cover and how C Chat uses it. - [What is end-to-end encryption?](https://getcchat.com/glossary/end-to-end-encryption): End-to-end encryption means only the sender's and recipients' devices can read a message. See how E2EE works, its business trade-offs and how C Chat differs. - [What is encryption at rest?](https://getcchat.com/glossary/encryption-at-rest): Encryption at rest protects stored data, such as databases, files and backups, so a copy is unreadable without keys. See how it works and how C Chat uses it. - [What is encryption in transit?](https://getcchat.com/glossary/encryption-in-transit): Encryption in transit protects data while it moves between devices and servers, usually with TLS. Learn what it covers, where it stops and how C Chat uses it. - [What is key management?](https://getcchat.com/glossary/key-management): Key management covers how encryption keys are created, stored, rotated, used and retired. Learn why it decides real security and how C Chat handles keys. - [What is a per-organization encryption key?](https://getcchat.com/glossary/per-organization-encryption-key): A per-organization (per-tenant) encryption key protects one customer's data with its own key instead of a shared one. See why it matters and how C Chat uses it. - [What is SHA-256 hashing?](https://getcchat.com/glossary/sha-256): SHA-256 is a cryptographic hash function that turns any input into a fixed 256-bit fingerprint. See how it works, its limits and how C Chat uses it. - [What is public-key cryptography?](https://getcchat.com/glossary/public-key-cryptography): Public-key cryptography uses a pair of keys, one public and one private, to secure connections and verify identity. See how it works and its role in C Chat. - [What is forward secrecy?](https://getcchat.com/glossary/forward-secrecy): Forward secrecy means a stolen long-term key can't unlock past traffic. Learn how it works, where it applies in TLS and messaging, and what it means for C Chat. - [What is single sign-on (SSO)?](https://getcchat.com/glossary/single-sign-on): What is SSO? Single sign-on lets staff use one corporate login across many apps. Learn how it works, its trade-offs and how C Chat handles sign-in instead. - [What is two-factor authentication (2FA)?](https://getcchat.com/glossary/two-factor-authentication): What is two-factor authentication? 2FA asks for two kinds of proof before you log in. See how it works, which methods are strongest and where C Chat fits. - [What is a one-time passcode (OTP)?](https://getcchat.com/glossary/one-time-passcode): A one-time passcode is a short code valid for a single login. Learn how OTPs are generated, SMS vs email vs app codes, and how C Chat uses them to sign you in. - [What is passwordless authentication?](https://getcchat.com/glossary/passwordless-authentication): Passwordless authentication lets you log in with a code, link, passkey or biometric instead of a password. How it works, its risks, and how C Chat signs you in. - [What is role-based access control (RBAC)?](https://getcchat.com/glossary/role-based-access-control): Role-based access control gives permissions to roles, not people. Learn how RBAC works, common mistakes, and how owners, admins and guests work in C Chat. - [What is the principle of least privilege?](https://getcchat.com/glossary/least-privilege): The principle of least privilege gives each person only the access their job needs, only while they need it. Team chat examples and how C Chat applies it. - [What is zero trust security?](https://getcchat.com/glossary/zero-trust): Zero trust security means never trusting a user or device by default and verifying every access. Learn its core principles and what they mean for team chat. - [What is an audit log?](https://getcchat.com/glossary/audit-log): An audit log is a time-stamped record of who did what in a system. Learn how audit logs work, why they matter for work chat and what C Chat records. - [What is data residency?](https://getcchat.com/glossary/data-residency): Data residency is the physical or legal location where your data is stored. See how it differs from sovereignty, why buyers ask about it and what C Chat offers. - [What is data retention?](https://getcchat.com/glossary/data-retention): Data retention is how long an organization keeps records before deleting them. See how retention policies work for chat, common mistakes and how C Chat fits. - [What is a legal hold?](https://getcchat.com/glossary/legal-hold): A legal hold is an instruction to preserve records relevant to litigation or an investigation. See how it works for work chat and what C Chat can and cannot do. - [What is eDiscovery?](https://getcchat.com/glossary/ediscovery): eDiscovery is the process of finding, preserving and producing electronic records for legal matters. Learn how chat fits in and what C Chat exports can cover. - [What is PII (personally identifiable information)?](https://getcchat.com/glossary/pii): PII is any information that can identify a specific person, alone or combined. See examples in work chat, how to handle them and how C Chat limits exposure. - [What is GDPR?](https://getcchat.com/glossary/gdpr): GDPR is the EU law that governs how organizations process personal data. Learn its principles, what it means for work messaging and how C Chat's model fits. - [What is a data controller vs a data processor?](https://getcchat.com/glossary/data-controller-vs-processor): A data controller decides why and how personal data is processed; a processor acts on its instructions. See how the roles apply to work chat and to C Chat. - [What is data loss prevention (DLP)?](https://getcchat.com/glossary/data-loss-prevention): Data loss prevention (DLP) covers tools and policies that stop sensitive data from leaving an organization. Learn how it applies to chat and what C Chat offers. - [What is phishing?](https://getcchat.com/glossary/phishing): What is phishing? A scam that impersonates a trusted sender to steal logins, money or data. Learn how it works, the main types and how to spot it in work chats. - [What is smishing?](https://getcchat.com/glossary/smishing): What is smishing? Phishing by text that pushes you to tap a link, call a number or share a code. See common lures, why texts work and how to protect staff. - [What is social engineering?](https://getcchat.com/glossary/social-engineering): What is social engineering? Manipulating people, not systems, into giving up access or money. Learn the main tactics, why they work and how teams defend. - [What is a SIM swap attack?](https://getcchat.com/glossary/sim-swap): What is SIM swapping? An attacker moves your phone number to their SIM to get your texts and codes. Learn the warning signs, prevention and the C Chat impact. - [What is account takeover?](https://getcchat.com/glossary/account-takeover): Account takeover is when a criminal gains control of a real user's account. How ATO happens, warning signs in team chat and the steps that limit damage. - [What is shadow IT?](https://getcchat.com/glossary/shadow-it): What is shadow IT? Apps and services staff use for work without IT approval. See why it happens, the risks of shadow messaging and how to bring it in-house. - [What is metadata in messaging?](https://getcchat.com/glossary/messaging-metadata): Messaging metadata is data about your messages: who, when, where and how often. What it reveals, why encryption doesn't hide it and how C Chat limits it. - [What is MDM (mobile device management)?](https://getcchat.com/glossary/mobile-device-management): What is MDM? Mobile device management lets IT enroll, configure and wipe work phones. How it works, its limits on personal phones and where C Chat fits. - [What is BYOD (bring your own device)?](https://getcchat.com/glossary/byod): What is BYOD? Bring your own device means staff use personal phones for work. Learn the benefits, the real risks for work chats and how C Chat fits a BYOD team. - [What is a guest user?](https://getcchat.com/glossary/guest-user): Guest user meaning: an outside person given limited access to a workspace. Learn how guest access works, its risks, and how C Chat invites guests to one group. ## Security - [Auditable encryption vs end-to-end encryption: which fits your business?](https://getcchat.com/security/auditable-vs-end-to-end-encryption): Auditable encryption vs end-to-end encryption, explained fairly: who can decrypt, who keeps records, and when a business should choose each model for team chat. - [How C Chat encrypts your messages](https://getcchat.com/security/how-encryption-works): How C Chat encryption works: TLS protects every message in transit, AES-256 with a per-organization key protects it at rest, and access rules do the rest. - [Per-organization encryption keys explained](https://getcchat.com/security/per-organization-keys): What per-organization encryption keys are, why C Chat encrypts each organization's stored data with its own AES-256 key, and what that design does not do. - [TLS in C Chat: how messages travel protected](https://getcchat.com/security/tls-in-transit): How TLS encryption in transit protects C Chat messages, photos and voice notes between your device and the servers on any network, and what it doesn't cover. - [Who can read my work messages in C Chat?](https://getcchat.com/security/who-can-read-my-messages): Who can read your work messages in C Chat: group members, owners and admins for group audits, and nobody else for your DMs. A clear map of access and limits. - [Why direct messages stay private in C Chat](https://getcchat.com/security/private-direct-messages): Are work direct messages private in C Chat? Yes: team owners and admins can audit group chats, but one-to-one messages between people stay out of that audit. - [What team owners and admins can audit and export](https://getcchat.com/security/admin-audit-and-export): Can your employer read your chats in C Chat? Owners and admins can audit and export team group conversations; direct messages between people stay private. - [Security company oversight of CGuard Pro groups](https://getcchat.com/security/security-company-oversight): How security company chat audit works with CGuard Pro: who sees site groups, what the office can review, and how off-duty and former guards lose access. - [Guest access security: what guests can and cannot see](https://getcchat.com/security/guest-access-security): Guest user security in C Chat: contractors, cleaning staff and clients join one group by invitation, see only that group and can be removed when the job ends. - [Instant access removal for former staff](https://getcchat.com/security/instant-access-removal): How to revoke chat access for a former employee in C Chat: remove them from the team, keep the group history, and how CGuard Pro removes fired guards instantly. - [How contact matching protects phone numbers](https://getcchat.com/security/contact-matching-privacy): Contact matching privacy in C Chat: numbers are hashed with SHA-256 on your device and the server does not store the hashes. What it protects, and what not. - [What happens to your data when you delete your C Chat account](https://getcchat.com/security/account-deletion-data): Deleting your C Chat account: where to request it, how your profile, direct messages and team group messages relate to it, and what to do before you delete. - [Data retention in C Chat](https://getcchat.com/security/data-retention): Chat app data retention in C Chat: what is kept, what you control, why there are no retention settings, and how to build a policy around group exports. - [How photos, files and voice notes are protected](https://getcchat.com/security/attachment-security): Secure attachments in C Chat: photos, videos, files up to 25 MB and voice notes travel over TLS, are stored with AES-256 per organization and follow access. - [C Chat and compliance: an honest overview](https://getcchat.com/security/compliance-overview): C Chat compliance, plainly: no certification badges, but auditable group records, exports, private DMs, AES-256 per-organization keys and logged access. - [How reported messages are moderated](https://getcchat.com/security/moderation-of-reports): How reported messages are reviewed in C Chat: what happens when you report, who sees the content, why access is logged, and when to call emergency services. - [Legal requests and logged platform access](https://getcchat.com/security/legal-requests): How C Chat handles law enforcement and other legal requests: when the platform may access content, why access is logged, and how businesses answer theirs. - [Is passwordless login secure?](https://getcchat.com/security/passwordless-login-security): Is passwordless login secure? How C Chat's SMS and email one-time codes compare with passwords, the real risks like SIM swaps, and how to protect yourself. - [Abuse prevention: blocking, reports and limits](https://getcchat.com/security/abuse-prevention): Messaging abuse prevention in C Chat: blocking, reporting, team roles, guest and plan limits that keep work chat usable, plus rules for the 🚨 alert. ## Optional - [Full text summary](https://getcchat.com/llms-full.txt)