On Mon, Jan 5, 2009 at 9:36 AM, Vitaliy wrote: >>> Everybody uses AES and it is resisting well, and 128-bit keys are good >>> enough to make physical attack to the chip a better approach. > > More on this subject: > > http://www.seagate.com/staticfiles/docs/pdf/whitepaper/tp596_128-bit_versus_256_bit.pdf > > Vitaliy > I've implemented DES and RC5 in hardware if anyone needs help. - ML -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist