ERIM Report Series reference number ERS-2004-080-MKT Publication August 2004 Number of pages 21 Email address corresponding author [email protected] Address Erasmus Research Institute of Management (ERIM) Rotterdam School of Management / Rotterdam School of Economics Erasmus Universiteit Rotterdam P.O. Box 1738 3000 DR Rotterdam, The Netherlands Phone: +31 10 408 1182 Fax: +31 10 408 9640 Ema...

*Corresponding author: Varalakshmi Kilingar Nadumane, Associate Professor, Department of Biotechnology, Centre for Post-Graduate Studies, Jain University, #18/3, 9th Main, III Block, Jayanagar, Bangalore-560 011, India. Tel: 080-43226500 Fax: 08043226507 E-mail: [email protected] Foundation Project: Supported by JGI(Jain Group of Institutions), Project No: SBMJET/CPGS/KNVPJ/09...

This paper describes a series of vulnerabilities found on HENKOS algorithm (http://eprint.iacr.org/080) having a description below, regarding to the related key attacks, mounting this type of attack for a particular relation between keys and showing that is a practical attack, having results in real time.

1 Computational Molecular Biology Department, Max Planck Institute for Molecular Genetics, Ihnestr. 73, 14195 Berlin, Germany, 2 International Max Planck Research School for Computational Biology and Scientific Computing, Berlin, Germany, and 3 Institute of Informatics, Warsaw University, Banacha 2, 02-097, Warsaw, Poland 4 Present address: Broad Institute of MIT and Harvard, 7 Cambridge Center...