Multiple choice

Which of the following is the incorrect statement about Electronic Codebook Book (ECB)?

  1. The messages have separate blocks for encryption.

  2. Each block is encoded independently of the other blocks.

  3. Encryption/decryption using the same key.

  4. Plaintext uses 64 bit blocks.

  5. Each previous cipher blocks is chained with current plaintext block.
Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

There is no block chaining in ECB.

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