• Algebraic and combinatorial methods for the study of hash functions 

      Defence status: DEFENDED
      Joščák, Daniel (Univerzita Karlova, Matematicko-fyzikální fakulta, 2015)
      Date of defense: 23. 9. 2015
      The work summarizes author's research during the doctoral studies in the field of hash functions. The first part of the thesis presents a generalised theory of equations built from two basic building blocks of cryptographic ...
    • Hledání kolizí v hašovacích funkcích 

      Defence status: RECOGNIZED
      Joščák, Daniel (Univerzita Karlova, Matematicko-fyzikální fakulta, 2009)
      Date of defense: 6. 1. 2009
      The main interest of this paper is finding collisions in the hash function MD5. We present our new algorithm based on Wangs et al. methods of finding collisions in MD5. While writing this thesis Stevens and Klima published ...
    • Searching collisions in hash functions 

      Defence status: DEFENDED
      Joščák, Daniel (Univerzita Karlova, Matematicko-fyzikální fakulta, 2006)
      Date of defense: 25. 5. 2006
      The main interest of this paper is finding collisions in the hash function MD5. We present our new algorithm based on Wangs et al. methods of finding collisions in MD5. While writing this thesis Stevens and Klima published ...

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