Interesting article: http://www.theregister.co.uk/2005/02/17/sha1_hashing_broken/ Long rumored and now official, the popular SHA-1 hashing algorithm has been attacked successfully by researchers in China and the US...... Cheers...Mike. -- Outgoing mail certified virus free. Checked by AVG Anti-Virus. Version: 7.0.300 / Virus Database: 265.8.8 - Release Date: 14/02/2005 -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist