Cryptography Quiz
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Questions and Answers

Which type of cipher is a Caesar cipher?

  • Transposition cipher
  • Vigenere cipher
  • Substitution cipher (correct)
  • Polyalphabetic cipher

    • What is the difference between a block and a stream cipher?

  • Block ciphers use fixed-size blocks of data, while stream ciphers encrypt data bit by bit (correct)
  • Block ciphers and stream ciphers both encrypt data bit by bit
  • Block ciphers encrypt data bit by bit, while stream ciphers use fixed-size blocks of data
  • Block ciphers and stream ciphers both use fixed-size blocks of data

    • ECC is classified as which type of cryptographic algorithm?

  • Asymmetric algorithm (correct)
  • Hash algorithm
  • Digital signature algorithm
  • Symmetric algorithm

    • What is the key point of Kerckhoff's second principle?

    <p>The security of a system should not depend on the secrecy of the algorithm</p> Signup and view all the answers

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