An Attacker Captures the Encrypted Communication Between Two Parties for a Week

question 385

Multiple Choice

An attacker captures the encrypted communication between two parties for a week, but is unable to decrypt the messages. The attacker then compromises the session key during one exchange and successfully compromises a single message. The attacker plans to use this key to decrypt previously captured and future communications, but is unable to. This is because the encryption scheme in use adheres to:

• A) Asymmetric encryption
• B) Out-of-band key exchange
• C) Perfect forward secrecy
• D) Secure key escrow

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Definitions:

Nominal Group Technique

A structured method for group brainstorming that encourages contributions from everyone in the group and seeks to reduce the influence of dominant individuals.

Evaluation Apprehension

The fear or anxiety about being judged by others, which can affect performance and behavior in social situations.

Brainstorming

Brainstorming is a technique or process used for generating creative ideas and solutions through spontaneous and free-flowing group discussion.

Synergy

The collaboration between two or more entities, materials, or agents that results in a collective impact exceeding the total of their individual contributions.