Speakur

Word Pronunciation & Dictionary

substitution cipher

Word Rarity Rare

Frequency: Zipf frequency 2.94 in modern English

Syllables
sub-sti-tu-tion -ci-pher
IPA
27
Scrabble Score
18
Letters
6
Syllables
12
Unique Chars

Meaning

noun

A method of encryption by which units of plaintext are substituted with ciphertext according to a regular system; the "units" may be single letters (the most common), pairs of letters, triplets of letters, mixtures of the above, and so forth. The receiver deciphers the text by performing an inverse substitution.

Inflected Forms

substitution ciphers (plural)

Questions

What does substitution cipher mean?
A method of encryption by which units of plaintext are substituted with ciphertext according to a regular system; the "units" may be single letters (the most common), pairs of letters, triplets of letters, mixtures of the above, and so forth. The receiver deciphers the text by performing an inverse substitution.

How to pronounce substitution cipher

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