Universal Identity Protocol

One identity for everything

Biometric-first identity verification, digital signatures, and encrypted messaging — for individuals, businesses, and developers.

Free to download · No subscription required

Sub-500ms

Response time

99.9%

Uptime SLA

AES-256

Encryption

Capabilities

Three pillars of identity

Authenticate, sign, and communicate — all through one verified biometric identity.

Identify

Passwordless biometric authentication. Verify real identity with a single scan — no usernames, no passwords.

  • Biometric authentication
  • Verified identity data
  • Age and location verification

Sign

Instant biometric document signing. Legally binding signatures backed by government-verified identity.

  • Instant signature requests
  • Legally binding documents
  • Court-admissible proof

Message

End-to-end encrypted messaging to verified identities. Include documents and control notification priority.

  • Encrypted messaging
  • Attachments up to 20MB
  • Priority notification levels
How it works

Get started in minutes

Create your verified identity and start using it everywhere.

01

Download & enroll

Download the UIP app on iOS or Android. Complete identity verification with a government ID and live selfie.

02

Verify your identity

Your biometric data stays on your device. A cryptographic keypair is created to represent your digital identity.

03

Use everywhere

Authenticate on any UIP-enabled site, sign documents, and send secure messages — all with a fingerprint or face scan.

FAQ

Frequently asked questions

Everything you need to know about UIP.

Still have questions?

Your identity, everywhere

Download the app and create your verified identity in minutes. Free forever for individuals.