#Tokenization

1 post in tag “Tokenization”.

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  Format-Preserving Encryption: The FFX Mode, Rank-Encipher-Unrank, and Legacy Database Protection

  2023-02-25

  A technical deep dive into FPE: the Feistel-based FFX mode with AES, the rank-encipher-unrank construction, and practical applications in encrypting legacy databases and tokenization systems without breaking schemas.