| Abstract [eng] |
The main aim of my final master paper work was to gather theoretical basis, which provides description of cryptology and it‘s elements, valid hash function standards and NIST competition for SHA-3. During my studies I’ve gathered needed information to understand hash algorithms which are represented by five finalists of NIST SHA-3 competition. I’ve analyzed algorithms of current hash function standards and main requirements participants must fulfil in order to become a winner of a competition in detail. I’ve represented each SHA-3 finalist’s function with deep analysis. Also I’ve gathered theoretical basis, which provides description of US National Institute of Standards and Technology created Statistical Test Suite. This statistical test suite is testing binary streams generated by random or pseudorandom number generators. I have given a detailed description of algorithms in given statistical suite: I have provided the main idea and aim of those tests, variables used for input, steps of those algorithms, requirements for input data and possible interpretation of results. Also I’ve introduced an algorithm of pseudorandom numbers generator and have given its’ realization in Java. Finally I’ve created a test data suite and have assessed it with NIST provided statistical test suite. |
