A Vigenère Square with custom alphabet.
Image courtesy of Peter Drubetskoy peter@skyredoubt.com. See more of Peter's work at www.skyredoubt.com The Vigenère SquareBy extending the Vigenère Square with a new custom alphabet, users continue operating with a tried and true method with increased security, without the cost and risk of changeover. PACid extends today's encryption techniques in the same way, reducing risks while saving costs. |