Which of the following is a password system that’s based on tokens and uses a challenge-response mechanism?

Which of the following is a password system that’s based on tokens and uses a challenge-response mechanism?

Question:

Which of the following is a password system that’s based on tokens and uses a challenge-response mechanism?

Options:

Synchronous token system

Asynchronous token system

One-time token system

Time-base token system

Correct Answer

The Correct Answer for this Question is

Asynchronous token system

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