11 Jul
2002
11 Jul
'02
3:04 p.m.
hi, suppose a cryptanalysis only has encrypted data-how is going 2 know which is the encrytion algorithm used 2 encrypt the data ,so that he can effeciently cryptanalyse if 1:>he has large amount of cipher text only 2:>has large amount of plain text and corresponding cipher text. There r so many encryption algorithms,how does he know which algorithm was used? Regards Data. __________________________________________________ Do You Yahoo!? Sign up for SBC Yahoo! Dial - First Month Free http://sbc.yahoo.com