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Rail Fence Cipher

A transposition cipher where plaintext is written diagonally down and up on successive "rails" of a fence.

Brokenclassical

Plaintext / Input Message

Cryptographic Key / Shift

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A polyalphabetic substitution cipher that uses a keyword to shift characters in repeating cycles.

Data Encryption Standard. A legacy 64-bit block cipher utilizing a 56-bit key size.

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