⚠️ Educational Notice
This page introduces officially disclosed public security features, intended to educate the public on identifying legitimate documents. This information must not be used for any forgery or fraudulent purposes.
Read Full Legal Disclaimer →Official Verification Methods
Verification of document authenticity should always be conducted through officially authorized channels:
- Government Online Verification Systems - Many countries provide official online verification services
- Authorized Verification Service Providers - Government-certified third-party verification agencies
- Law Enforcement Agencies - Professional verification through official channels
Publicly Disclosed Security Features
The following are common document security feature types publicly disclosed by governments worldwide:
Physical Security Features
- Watermarks - Patterns embedded in paper, visible when held up to light
- Security Threads - Metal or plastic strips embedded in paper
- Microprinting - Tiny text that is difficult to discern with the naked eye
Optical Security Features
- Holograms (OVD) - Optically variable devices that display different patterns when viewed at different angles
- Color-Shifting Ink - Colors that change when viewed from different angles
- Laser Perforation - Patterns made of tiny holes created by laser
Digital Security Features
- RFID/NFC Chips - Store encrypted biometric and personal information
- Digital Signatures - Cryptographic signatures used to verify data integrity
Regulatory Updates
Latest policy and standard updates in the identity recognition field:
Regulatory update content is being compiled...