Kopniak, Piotr

• Vol 2, No 1 (2004) - Articles
  Evaluation of possibilities of java cryptography architecture and java mail libraries usage to encrypt e-mail messages
  Abstract  PDF
• Vol 5, No 1 (2006) - Articles
  Robustness of data hiding in image the Fourier spectrum
  Abstract  PDF
• Vol 8, No 2 (2008) - Articles
  New steerable pyramid steganography algorithm resistant to the Fisher Linear Discriminant steganalysis
  Abstract  PDF