U.S. National Security Agency (NSA) Cryptographer Symmetric Practice Questions
The free U.S. National Security Agency (NSA) Cryptographer questions that deal with symmetric, with answers and explanations. The full bank and the timed practice test cover every topic the exam asks about.
Question #2
In a symmetric encryption scheme, what do the sender and receiver share?
Correct answer: D
Explanation
In symmetric encryption, both the sender and receiver share the same secret key for encryption and decryption.
Question #7
What is the main disadvantage of symmetric encryption?
Correct answer: A
Explanation
The main disadvantage of symmetric encryption is the challenge of securely distributing the secret key.
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