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Forward Cipher

nounverified· unreviewed·updated Aug 30, 2026

One of the two functions of the block cipher algorithm that is determined by the choice of a cryptographic key. The term “forward cipher operation” is used for TDEA, while the term “forward transformation” is used for DEA.

MWENISTIR 7298: Glossary of Key Information Security Terms, Revision 2

Classifications

Entity Type

Control0%rule-basedmulti_axis_classifier_low_confidence.v1
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Sensitivity

50%llm-generatedllm:claude-haiku-4-5
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Information Class

unclassified

Variants

plural
Forward Ciphers
possessive
Forward Cipher's
pluralpossessive
Forward Ciphers'