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AVALANCHE EFFECT IN THE FAMILY OF BLOCK CIPHERS “SD-(n,k)” - page 6 / 29

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6

Blocks with length of n letters

Key K=K0K1...Kn+4k-1, KiA , where k is number of repeating of 4 different quasigroup string transformations in encryption/decryption functions

Input: plaintext m0m1...mn-1, miA

Output: ciphertext c0c1...cn-1, ciA

The family of block ciphers “SD-(n,k)”

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