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Loading page content...A WWI-era cipher combining a keyed 6x6 Polybius-square substitution with a keyed columnar transposition.
Imported traces are validated and replayed locally. They never run a cipher operation automatically.
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A simple shift substitution cipher where each letter in the plaintext is shifted by a fixed number of positions.
A special case of Caesar cipher with a fixed shift value of 13.
A polyalphabetic substitution cipher that uses a keyword to shift characters in repeating cycles.
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