Five Modes of Operation Have Been Standardized by NISt for Use

question 37

Short Answer

Five modes of operation have been standardized by NISt for use with symmetric block ciphers such as DES and AES: electronic codebook mode, cipher block chaining mode, cipher feedback mode, __________, and counter mode.

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Definitions:

Incompetent

Lacking the necessary skills, abilities, or qualifications to perform a particular task or job effectively.

Social-cognitive Perspective

A psychological framework that emphasizes the influence of environmental factors, behaviors, and cognitive processes on learning and development.

Vicious Cycle

A sequence of reciprocal cause and effect in which two or more elements intensify and aggravate each other, leading to a worsening of the situation.

Depression

A psychological disorder distinguished by an unrelenting depressed emotional state or a disconnection from usual interests, critically impacting daily life functionality.