Signature Security Reimagined

Sign once.Verify forever.

Vizign transforms your handwritten signature into a cryptographically secure visual code — impossible to forge, instant to verify, and uniquely yours.

Vizign

Handwritten

Vizign

Secure Vizign Code

AES-256-GCM Encrypted
Ed25519 Signed
GPS Embedded
Instantly Verifiable
Scroll
0-bit
Encryption Strength
0.9%
Verification Accuracy
0s
Average Verify Time
0%
Tamper Detection
How It Works

Three steps to
unbreakable security

From raw signature to cryptographic proof in seconds.

01

Upload Your Signature

Scan or photograph your handwritten signature. Our system extracts its unique geometric fingerprint using advanced computer vision.

02

Generate Your Vizign

Your signature is transformed into a dynamic visual code with embedded encrypted metadata — timestamp, GPS coordinates, and identity.

03

Verify Anywhere

Anyone with the Vizign Reader can photograph your code to instantly verify its authenticity, origin, and authorization status.

Enterprise-Grade Security

Built for the world's
most demanding
professionals.

Every Vizign is protected by the same cryptographic standards used by governments and financial institutions worldwide.

AES-256-GCM Encryption

Military-grade symmetric encryption for all embedded data

Ed25519 Digital Signatures

Elliptic curve cryptography ensures tamper-proof authenticity

Zero-Knowledge Verification

Verify signatures without exposing private key material

Geospatial Binding

GPS coordinates cryptographically bound to each Vizign

Verification Successful

Authentic Vizign — High Confidence

VALID
SignerJohn A. Smith
AuthorizationPersonal — Direct Signature
TimestampMay 1, 2026 — 14:32 UTC
Location24.7136° N, 46.6753° E
EncryptionAES-256-GCM + Ed25519
Spec VersionVZN-SPEC-001 v4.0
Use Cases

Trusted across
every industry

⚖️

Legal & Contracts

Authenticate legal documents with court-admissible cryptographic proof of signature origin.

🏦

Banking & Finance

Secure high-value transaction authorizations with multi-layer identity verification.

🏥

Healthcare

Protect patient consent forms and medical authorizations with tamper-evident signatures.

🏢

Corporate Governance

Streamline board approvals and executive authorizations with delegated signature support.

🏛️

Government

Issue and verify official documents with cryptographic integrity guarantees.

📋

Real Estate

Authenticate property transfer documents and lease agreements with GPS-bound signatures.

Get Started Today

Your signature.
Your legacy.

Join forward-thinking professionals who trust Vizign to protect their most important authorizations.