Playfair

Playfair may refer to: Playfair (surname) Playfair (lunar crater) Playfair (Martian crater) PlayFair, software that removes Apple's FairPlay DRM file encryption, now succeeded by Hymn Playfair Project TS Playfair, a Canadian sail training vessel Playfair's axiom named after John Playfair Playfair cipher, a manual encryption technique invented in 1854 by Charles Wheatstone Playfair Cricket Annual Playfair Race Course Lyon Playfair Library, now called the Abdus Salam Library, at Imperial College London Play Fair!, an HIV/AIDS brochure

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