OffCrypt Desktop

OffCrypt Desktop is Windows encryption application providing secure text and file encryption using cutting-edge cryptographic algorithms. Features both password-based encryption (ECDH+HKDF+AES-GCM) and X25519 public-key cryptography with NIST 2024 compliance for maximum security. This is a completely offline encryption application - no internet connection required or used. All cryptographic operations happen locally on your Windows system with zero data collection. Perfect for professionals, journalists, and privacy-conscious users who need secure communication without cloud dependencies. Advanced features include disappearing messages with configurable expiration times, PGP-style identity management with contact trust levels, multiple ECDH curve options, and comprehensive file encryption with .enc and .pgp format support. Built for Windows with secure memory management and professional-grade security features.