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Cryptographic Protocols (FS 2013)

Welcome to the homepage of the lecture 252-0408-00L "Cryptographic Protocols".

Organization

Lecturers: Prof. Dr. Ueli Maurer and Dr. Martin Hirt

The lecture starts on Friday, February 22, 2013 and takes place every Friday 13-15 in CAB G51.

The exercise sessions starts on Monday, February 24, 2013 and takes place every Monday 13-15 in CAB G56. The assistant is Daniel Tschudi.


Lecture Notes

Exercises

Exercises and solutions will be provided here. The exercise sessions have a special format: The students solve the tasks in small groups and present them at the blackboard afterwards.
  • Exercise 1: [pdf] Solution: [pdf]
  • Exercise 2: [pdf] Solution: [pdf]
  • Exercise 3: [pdf] Solution: [pdf]
  • Exercise 4: [pdf] Solution: [pdf]
  • Exercise 5: [pdf] Solution: [pdf]
  • Exercise 6: [pdf] Solution: [pdf]
  • Exercise 7: [pdf] Solution: [pdf]
  • Exercise 8: [pdf] Solution: [pdf]
  • Exercise 9: [pdf] Solution: [pdf]
  • Exercise 10: [pdf] Solution: [pdf]
  • Exercise 11: [pdf] Solution: [pdf]
  • Exercise 12: [pdf] Solution: [pdf]
  • Exercise 13: [pdf] Solution: [pdf]
  • Exercise 14: [pdf] Solution: [pdf]

Handouts

Digital versions of the slides will be provided here.

Reading Assignments

The following papers will be distributed in the lecture:
  • U. Maurer: Unifying Zero-Knowledge Proofs of Knowledge: [pdf]
  • G. Brassard, D. Chaum, C. Crepeau: Minimum Disclosure Proofs of Knowledge: [ps]



Some relevant literature

  • O.Goldreich: The Foundations of Cryptography --- Volumes 1 and 2, Cambridge University Press, 2001 and 2004.
    some copies are available at the Computer Science Library
    for interactive proofs and zero-knowledge proofs see Volume 1, Chapter 4.
  • A.Menezes, P.van Oorschot, S.Vanstone: Handbook of Applied Cryptography, CRC Press, 1996.
    available on-line.