FirstData V1 Card Encryption Library - v1.0.0

🚀 First Stable Release

A robust Python implementation for FirstData V1 card encryption system, providing secure credit card data encryption using RSA-OAEP with SHA-256.

✨ Key Features

• Single-line public key support with automatic PEM conversion
• RSA encryption with OAEP padding and SHA-256 hashing
• Automated metadata generation for field validation
• Comprehensive error handling
• Python 3.6+ compatibility

📦 Components

• Card encryption implementation
• Public key management
• Metadata generation
• Error handling system

🔧 Technical Details

• Built with PyCryptodome
• RSA-OAEP encryption
• SHA-256 hashing algorithm
• Automated field length metadata

📝 Requirements

• Python 3.6 or higher
• pycryptodome

📚 Documentation

Full documentation and usage examples available in the README.md

🔒 Security

• Proper key handling and validation
• Secure error messaging

Full Changelog: v1.0.0...v1.0.0