Bölüm anahatları

  • 1. What is the main difference between block ciphers and stream ciphers? Block ciphers use a fixed transformation. Stream ciphers have an internal state that results in time-varying transformation.

    2. What is the key length that is used in 2G communications? 64-bit

    3. What are the three common techniques to implement block ciphers on GPU? Straightforward, table-based, and bitsliced.