It Is Possible to Convert a Block Cipher into a Stream

question 1

True/False

It is possible to convert a block cipher into a stream cipher using
cipher feedback, output feedback and counter modes.

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Definitions:

Depressed Mood

A persistent feeling of sadness, hopelessness, and loss of interest in activities, significantly affecting a person's everyday life.

Major Depressive Disorder

A mental disorder characterized by a sustained feeling of melancholy or apathy towards activities, which notably hampers regular life operations.

Paroxetine

A medication used primarily to treat depression, anxiety disorders, and other mental health conditions, functioning as a selective serotonin reuptake inhibitor (SSRI).

Vital Signs

Basic physiological measurements of the body's main functions, including temperature, blood pressure, pulse, and respiratory rate, used to assess health.