Cybersecurity

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Randomizer

Primary definition

Analog or digital source of unpredictable, unbiased, and usually independent bits. Randomizers can be used for several different functions, including key generation or to provide a starting state for a key generator.

Also known asRNG · random number generator · random number source · entropy source · random bit generator · RBG · pseudorandom number generator · PRNG · true random number generator · TRNG
2 sources cited4 related termsReviewed Aug 10, 2026
Committee on National Security Systems Glossary CNSSI 4009-2015View source
People also ask

What is randomizer?

The term Randomizer refers to a device, algorithm, or process that produces randomized values, orders, selections, or assignments for a defined purpose. It gives election, security, legal, or technical readers a specific label for the concept rather than a broader everyday meaning.

How is randomizer used in software?

In practice, Randomizer is applied to the technical or security purpose captured by its definition: a device, algorithm, or process that produces randomized values, orders, selections, or assignments for a defined purpose. Organizations combine that function with documented procedures, authorized access, testing, monitoring, and controls appropriate to the system. The governing standard or security policy determines the exact implementation.

Why can randomizer matter for system security?

Understanding Randomizer matters because the concept can affect security, reliability, auditability, or trusted operation. In this glossary context, it refers to a device, algorithm, or process that produces randomized values, orders, selections, or assignments for a defined purpose. Applying the term precisely helps teams choose controls that match the actual technical function instead of assuming a broader or unrelated meaning.

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CNSSGC

High consensus

Analog or digital source of unpredictable, unbiased, and usually independent bits. Randomizers can be used for several different functions, including key generation or to provide a starting state for a key generator.

Committee on National Security Systems Glossary CNSSI 4009-2015 · 2024

Cite this term

Permanent URL · stable across revisions
Election Security Glossary. (2026). Randomizer. In Election Security Glossary. Retrieved August 20, 2026, from https://electionsecurityglossary.com/glossary/randomizer

Sources

2 cited · last checked Aug 10, 2026

01

Committee on National Security Systems Glossary CNSSI 4009-2015
Committee on National Security Systems Glossary CNSSI 4009-2015

High consensus

View source

02

The Cyber Glossary
The Cyber Glossary

High consensus

View source

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