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ADR-001 · Question #35

A onetime pad is considered cryptographically secure, which are two ways it can be broken? (Select TWO).

The correct answer is B. If the repeated use of one pad occurs C. By losing one of the complete pads. See the full explanation below for the reasoning.

Question

A onetime pad is considered cryptographically secure, which are two ways it can be broken? (Select TWO).

Options

  • ABy not having an accurate clock with the pad
  • BIf the repeated use of one pad occurs
  • CBy losing one of the complete pads
  • DIf too much randomness is used in the pad generation
  • EIf XOR is used to apply the one time pad

How the community answered

(48 responses)
  • A
    2% (1)
  • B
    83% (40)
  • D
    4% (2)
  • E
    10% (5)

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