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Article #2242Re: Status of DES, or "Is the DES Standard PD?"
From: Andrew Betz
Date: Wed, 16 Dec 1992 16:14
Date: Wed, 16 Dec 1992 16:14
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In article <9212142000.AA46814@chaos.intercon.com> amanda@intercon.com (Amanda Walker) writes: >This seems fairly simple to me. With the ability to build fast custom >hardware (certainly within the NSA's capabilities :)), a brute-force search >of the keyspace of DES is *much* more computationally tractable than it is >for RSA. That is to say, DES does not represent a strategic barrier to an i would agree. if the government "pushes" a particular encryption scheme, it's probably because they're able to crack it. >DES was never billed as anything more than a cipher system that was good >enough for most applications. I think it still serves as such, and at this >point I, at least, am confident that it's exactly what it's advertised to be. >I am also confident that the NSA and many of their international counterparts >can routinely read DES-encoded traffic. > DES is certainly good enough to stop casual snooping, but i wouldn't trust it if *i* were running a big corporation. it does make me wonder how fast the NSA gang can crack DES stuff, though. seems like i remember reading somewhere that one of the criticisms of DES is that nobody's quite sure where the S-boxes came from...furthermore, they're non-random, leaving a possible trapdoor somewhere. if *that* was true, no wonder NSA wants us all using DES! >Generally speaking, I find that this does not matter to me. But make no >mistake, I do feel that legal restraints against the use of strong >cryptosystems by private citizens should be opposed, for much the same >reasons that I support the right to keep and bear firearms and other weapons. > yep. drew -- betz@gozer.idbsu.edu *** brought into your terminal from the free state of idaho *** "Now I am become death, destroyer of worlds." - Oppenheimer
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Newsgroups: sci.crypt Path: arc1-ca.pugleaf.net!sparky!uunet!pmafire!mica.inel.gov!guinness!gozer.idbsu.edu!betz From: betz@gozer.idbsu.edu (Andrew Betz) Subject: Re: Status of DES, or "Is the DES Standard PD?" Message-ID: <1992Dec16.161414.22709@guinness.idbsu.edu> Sender: usenet@guinness.idbsu.edu (Usenet News mail) Nntp-Posting-Host: gozer Organization: SigSauer Fan Club References: <Bz98An.BLJ@dcs.ed.ac.uk> <9212142000.AA46814@chaos.intercon.com> Date: Wed, 16 Dec 1992 16:14:14 GMT Lines: 36