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What are message authentication and Hash functions and how they are used?
written 9.4 years ago by gravatar for teamques10 teamques10 ★ 70k modified 3.8 years ago by gravatar for pedsangini276 pedsangini276 • 4.8k

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What are the various ways in which message authentication can be done?

Marks: 10 M

Year: Dec 2013
cryptography and network security
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written 9.4 years ago by gravatar for teamques10 teamques10 ★ 70k
  1. Message authentication is a mechanism or service used to verify the integrity of a message.
  2. Message authentication assures that data received is exactly same as sent by the transmitter ( i.e contains no modification, insertion, detection or replay )

  3. The following attacks can be identifies :

    a) Disclosure :Release of …

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