Your privacy is not a feature.
It's the foundation.
Foxcolab was built from the ground up with a single guarantee — that no one, including us, can read your conversations or track your identity.
We can't read your messages. And neither can anyone else.
Our Zero-Knowledge architecture means Foxcolab's servers only ever see encrypted ciphertext. We have no keys, no backdoors, and no ability to comply with data requests — because there is simply nothing to hand over.
Six Layers of Protection
Security at Foxcolab isn't one thing — it's a carefully layered system that protects you at every level.
End-to-End Encryption
Every message, call, and file is encrypted on your device before it leaves. Only the intended recipient can decrypt it — not Foxcolab, not your ISP, not any government.
Zero-Knowledge Architecture
Foxcolab's servers never see your plaintext data. We operate on a Zero-Knowledge principle — we literally cannot read your messages even if we wanted to.
F-Number: Your Hidden Identity
Foxcolab uses your real mobile number only at login and to help you find friends — it is never shown anywhere in the app. Every chat, call, group, team, and music session identifies you only by your assigned F-Number.
No Data Retention
Messages are not stored on our servers after delivery. Once your conversation is delivered, it exists only on the devices involved — nowhere else.
Zero Tracking, Zero Ads
We don't run surveillance capitalism. No behavioral tracking, no ad profiles, no selling your data to third parties — period.
Perfect Forward Secrecy
New encryption keys are generated for every session. Even if a key is ever compromised, past conversations remain completely secure and undecipherable.
Cryptographic Stack
Foxcolab uses industry-standard, battle-tested cryptographic primitives — the same protocols trusted by security researchers globally. We don't invent our own cryptography; we implement it correctly.
- ✓No proprietary encryption schemes
- ✓Open protocol specifications
- ✓Regular third-party security audits
- ✓Vulnerability disclosure program
How We Compare
Most apps claim privacy. Foxcolab is built around it.
Step 1 — Login
Your real mobile number
Used only for login & friend discovery
Step 2 — Your F-Number
F-491-BX3
Your permanent in-app identity
What your contacts see
Real phone number — never shown, ever
The F-Number System
Foxcolab asks for your real mobile number only once — at registration and to help you discover friends who are already on Foxcolab. That is where your real number's role ends.
The moment you're inside the app, Foxcolab assigns you a unique F-Number — your permanent in-app identity. Every message you send, every call you make, every group you join, every team you collaborate in, and every music session you enjoy is tied to your F-Number alone.
Your real phone number is never visible to other users, never shown in chats, calls, or profiles — and never used for anything beyond the initial lookup.
- ✓Real number used only for login & friend discovery
- ✓F-Number shown everywhere in-app instead
- ✓Contacts never see your real phone number
- ✓Instant F-Number revocation if needed
What We Protect You From
Mass Surveillance
Our E2E encryption ensures bulk interception programs see only encrypted noise.
Data Breaches
We store no plaintext. A breach of our servers exposes nothing of value.
Corporate Tracking
No advertising SDK, no analytics broker, no behavioral profiling — ever.
Legal Overreach
We cannot comply with data requests for message content — there is nothing to give.
“Foxcolab is the first platform I've used where I genuinely trust that my organisation's confidential communications are mathematically protected — not just promised.”
Rajan Mehta
CISO, Financial Services
Transparency is our policy.
Detailed information about how we handle your data, our legal obligations, and your rights as a Foxcolab user.