Article View: sci.crypt
Article #3101Re: How fast is DES?
From: todd
Date: Mon, 11 Jan 1993 06:16
Date: Mon, 11 Jan 1993 06:16
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1296 bytes
In <1494@eouk9.eoe.co.uk>, Andrew Haley (ahaley@eoe.co.uk) writes
> Another possibility is using a hash function such as MD4 as a stream
> cipher generator. One advantage of using stream ciphers is that the
> stream can be generated offline, so that when you want to transmit a
> message it can be done instantly. The total processing time to
> encrypt will not be any less, but the stream can be generated while
> the processor would otherwise be idle, effectively reducing the
> encryption overhead to zero.
I'm not sure how practical this technique is, I believe that IBM owns
a patent on it. And it won't be expiring for even further in the
future than the RSA patents!!!
--
Todd
--
Todd Smith TIVOLI Systems, Inc.
todd@tivoli.com 6034 West Courtyard Dr.
Suite 210
(512) 794-9070 [794-0623 fax] Austin, TX 78730
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Path: arc1-ca.pugleaf.net!sparky!uunet!cs.utexas.edu!ut-emx!tivoli!todd From: todd@palomar.tivoli.com Newsgroups: sci.crypt Subject: Re: How fast is DES? Message-ID: <TODD.93Jan11151650@palomar.tivoli.com> Date: 11 Jan 93 06:16:50 GMT Sender: news@tivoli.UUCP Distribution: sci Organization: Tivoli Systems, Inc. Lines: 23