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TiMELiNES

1854

Playfair cipher is introduced

The Playfair cipher brought digraph substitution into practical military and diplomatic use.

Canonical milestoneUnited Kingdom1 timeline

Context

Appears In

TimelineTimeline of the History of Cryptography

Position 8

Authority

Sources

Encyclopaedia BritannicaConfidence 98%

Taxonomy

Tags

britaincryptographycipher