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Nonfiction: Steganography: The same image viewed by white, blue, green and red lights reveals different hidden numbers.

In the News

1484: Polymath Johannes Trithemius publishes Chronicles of an Gnomon Algorithm Cryptographer, for which he will be posthumously awarded the Pulitzer Prize.

Cryptography (nonfiction)
Mathematics (nonfiction)
Oblivious transfer (nonfiction) - an oblivious transfer (OT) protocol is a protocol in which a sender transfers one of potentially many pieces of information to a receiver, but remains oblivious as to what piece (if any) has been transferred.
Steganography (nonfiction)

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current	19:22, 6 November 2018		480 × 120 (6 KB)	Admin (talk \| contribs)	Nonfiction: Steganography: The same image viewed by white, blue, green and red lights reveals different hidden numbers.

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