[27963] in cryptography@c2.net mail archive

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Re: Chinese WAPI protocol?

daemon@ATHENA.MIT.EDU (Marcos el Ruptor)
Tue Jun 13 10:15:36 2006

X-Original-To: cryptography@metzdowd.com
X-Original-To: cryptography@metzdowd.com
From: "Marcos el Ruptor" <Ruptor@cryptolib.com>
To: <cryptography@metzdowd.com>
Date: Mon, 12 Jun 2006 23:00:58 -0500

> unpublished cryptographic algorithms.  The specification is secret
> and confidential.  It uses the SMS4 block cipher, which is secret and
> patented. [*]

It's been declassified in January 2006.
The SMS4 cipher specification -
http://www.oscca.gov.cn/UpFile/200621016423197990.pdf

Ruptor

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