1. Definitions and properties of zero-knowledge proof systems

   • Oded Goldreich
   • Yair Oren

   OriginalPaper Pages: 1 - 32

2. The vulnerability of geometric sequences based on fields of odd characteristic

   • Andrew Klapper

   OriginalPaper Pages: 33 - 51

3. On the structure of the privacy hierarchy

   • Benny Chor
   • Mihály Geréb-Graus
   • Eyal Kushilevitz

   OriginalPaper Pages: 53 - 60

4. A weak cipher that generates the symmetric group

   • Sean Murphy
   • Kenneth Paterson
   • Peter Wild

   OriginalPaper Pages: 61 - 65