Test Your Knowledge of Encryption Methods
A concise assessment that measures understanding of current cryptographic techniques without relying on prior coursework.
Quiz Questions
Answer all questions below and test your knowledge.
- 1
Which algorithm is a widely adopted symmetric key cipher for securing data at rest?
- 2
Identify the encryption mode that simultaneously offers confidentiality and built‑in integrity verification.
- 3
What name describes the counter‑mode operation that converts a block cipher into a stream cipher?
- 4
Which key‑exchange protocol permits two parties to agree on a secret without any previously shared secret?
- 5
Name the classic substitution cipher attributed to a Roman ruler for simple message encoding.
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