papers

• How To Prevent Biometrics From Being Lousy
  A simple idea about improving fingerprint systems.
• Using hard mathematical problems against spam
  A note about simple idea to prevent spam
• QRN. Practical random numbers generation
  Article about a very simple and effective QRN PRNG, suitable for most practical applications.
• Sapparot
  A simple 32-bit pseudorandom number generator
• Sapparot-2
  A variant of Sapparot, a simple 32-bit pseudorandom number generator
• On Single Cycle Functions
  The reference note about research on single cycle functions (aka T-functions)
• Yasmarang
  Yet another 32-bit pseudorandom number generator
• Zipofig. A story of a ZIP archive recovery
  A story about recovering data from a ZIP archive with broken structure