Document Verification System
Advanced Prototype for Document Analysis & Fraud Detection
80+
Detection Signals
3
Document Types
7
Forensic Checks
System Capabilities
Passport Analysis
MRZ decoding with ICAO 9303 checksum validation, face detection, and 7 detection heuristics
Driver's License Detection
All 50 US states with state-specific patterns, PDF417 barcode analysis, and 15 weighted signals
Green Card Analysis
18 anti-fraud signals, A-Number validation, USCIS verification link, and 100+ immigration codes
Tampering Detection
7 region-aware forensic checks including ELA, noise analysis, clone detection, and splice boundaries
Forensic Analysis Suite
ELA
Error Level Analysis
NOISE
Cross-Region Noise Patterns
SPLICE
Boundary Detection
CLONE
Copy-Paste Detection
FONT
Text Consistency
JPEG
Compression Analysis
FFT
Resampling Detection
Important Disclaimer
Educational & Demonstration Prototype
- This system is NOT for official document verification
- Results should NOT be used for legal, immigration, or law enforcement decisions
- No connection to USCIS, DHS, or any government database
- Heuristic-based analysis only - not certified for production use
- False positives and false negatives are expected
Intended Use Cases
Appropriate Uses
- Educational demonstrations
- Proof-of-concept presentations
- Training materials development
- Technology capability showcase
- Research and development
Not Appropriate For
- Official document verification
- Immigration enforcement
- Legal proceedings or evidence
- Identity verification services
- Any consequential decisions
Technical Architecture
Backend
Python Flask
OCR Engine
Tesseract
Image Processing
OpenCV, Pillow, NumPy
Detection Method
Rule-based Heuristics