Cryptology ePrint Archive: Report 2011/159

The Block Cipher Thuca

Isaiah Makwakwa

Abstract: We present a 64-bit (128-bit key) byte-oriented block cipher. It is a Feistel Network in which the diffusion layer of the round function is based on the extended diffusion block (e-block).

Category / Keywords: secret-key cryptography / e-block, a±ne transformation, circular rotations

Date: received 31 Mar 2011, withdrawn 8 Jul 2011

Contact author: imakwakwa at gmail com

Available formats: (-- withdrawn --)

Version: 20110708:134925 (All versions of this report)

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