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Meaning of Playfair cipher | Babel Free

Noun CEFR B2

Definitions

A manual symmetric encryption technique that encrypts pairs of letters (digraphs).

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

playfairite playfeer Playfellow Playfellows playfellowship playfield