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Loading page content...A tweakable, large-block ARX cipher (2008) underlying the Skein hash function (a SHA-3 finalist). 256-bit block, 72 rounds, and a 128-bit tweak that varies ciphertext without changing the key — no other cipher here exposes a tweak input.
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A simple stream cipher performing byte-wise XOR operations between plaintext and key.
An unbreakable cipher when used with a truly random, single-use key of equal length to the plaintext.
Data Encryption Standard. A legacy 64-bit block cipher utilizing a 56-bit key size.
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