| Шєш­щ…щљщ„ — Ff1

: It is designed to ensure the ciphertext has the same length and format as the plaintext, making it ideal for credit card numbers or Social Security digits.

(PDF) Evolution of Format Preserving Encryption on IoT Devices: FF1+ ff1 | ШЄШ­Щ…ЩЉЩ„

: It provides security strength comparable to AES and is effective even for small plaintext lengths. : It is designed to ensure the ciphertext