wk 7 quiz

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A ________________ is an authentication tag (also called a checksum)

derived by applying an authentication scheme, together with a secret

key, to a message.

  • A. Digital Certificate
  • B. Hash Function
  • C. Message authentication code (MAC)
  • D. Public-Key

    A type of encryption where the same key is used to encrypt and decrypt the message is:

    • A.
      Symmetric Encryption
    • B.
      Asymmetric Encryption
    • C.
      Eliptical Encryption
    • D.
      Digital Encryption


    The process of decoding data that has been encrypted into a secret format is:

    • A.
      Encryption
    • B.
      Decryption
    • C.
      Key
    • D.
      Passcode

    _____________ is the conversion of data into a form, called a ciphertext, that cannot be easily understood by unauthorized people.

  • A.
    Encryption
  • B.
    Decryption
  • C.
    Key
  • D.
    Passcod

  • _____________ is a technique intended to increase the security of an iterated block cipher.
    • A.
      Hybrid Protocol
    • B.
      Keyed Hash Function
    • C.
      Key Agreement
    • D.
      Key Whitening


 
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