In article <"21031101903991/16267 David.D.L.LANDGREN@pub.oecd.fr writes:

It's all very well to be able to crack DES in 3.5 hours, but I don't know of too many people who obligingly send out the plaintext and cyphertext of a message together, or in some other way combinable. If U can get the

It may ostensibly be a known-plaintext crack, but with a tiny addition of chips to recognise cleartext, fixed markers like the run in to a compressed file or mail file, or generally less than random output, it ceases to be so. Such chips already exist. G -- Personal mail to gtoal@gtoal.com (I read it in the evenings) Business mail to gtoal@an-teallach.com (Be careful with the spelling!) Faxes to An Teallach Limited: +44 31 662 4678 Voice: +44 31 668 1550 x212