Multiple choice

Which of the following cryptographic classes represents the abstract class from which all implementations of hash based message authentication code must derive?

  1. HMACMD5

  2. HMACSHA1

  3. HMAC

  4. SHA1

  5. Cryptographic hashes

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

It represents the abstract class from which all implementations of hash based message authentication code must derive.