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• A byte-oriented AES-256 implementation
  A portable C implementation of AES-256 block cipher, released under OpenBSD license
• Draft Crypto Analyzer
  Crypto algorithms detection and analysis tool
• EFSeal
  The utility to enforce protection for Microsoft Encrypting File System
• hmacOTP
  One-time passwords calculator for Palm devices. Based on HMAC OTP (HOTP) standard.
• isPasswordOk
  The universal, friendly, trustworthy and realistic quality meter to test passwords strength
• Smart Card Digging Utilities
  A set of simple tools to explore smart cards.
• Sudokuza
  All your Sudoku puzzles are belong to us
• Zipofig. A story of a ZIP archive recovery
  A story about recovering data from a ZIP archive with broken structure