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IPR Details
Simon Josefsson's statement about possible IPR claimed in RFC 4634 belonging to The United States of America as represented by the National Security Agency

Submitted: January 23, 2007 under the rules in RFC 3979.

Note: Updates to IPR disclosures must only be made by authorized representatives of the original submitters. Updates will automatically be forwarded to the current Patent Holder's Contact and to the Submitter of the original IPR disclosure.

I. Possible Patent Holder/Applicant ("Patent Holder")

Holder legal name The United States of America as represented by the National Security Agency

II. Contact Information for the IETF Participant Whose Personal Belief Triggered this Disclosure

Name Simon Josefsson
Other info

T: +46-8-6190422

III. IETF Document or Other Contribution to Which this IPR Disclosure Relates

RFC4634 ("US Secure Hash Algorithms (SHA and HMAC-SHA)")

IV. Disclosure of Patent Information
i.e., patents or patent applications required to be disclosed by RFC 3979

A. For granted patents or published pending patent applications, please provide the following information:

Patent, Serial, Publication, Registration, or Application/File number(s)

US patent 6,829,355
Date: December 7, 2004
Country: USA

Notes: The relevance of this patent to the RFC is based on the comments in the section
"After the panel" from:

The patent itself is available from:

B. Does this disclosure relate to an unpublished pending patent application?:

Has patent pending No

V. Contact Information of Submitter of this Form

Submitter name
Submitter email

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