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IPR Details
Sean Turner's Statement about IPR related to draft-ietf-smime-cms-rsa-kem-05 belonging to Various

Submitted: November 6, 2007 under the rules in RFC 3979 as updated by RFC 4879.

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 Various

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

Name Sean Turner
Other info

T: +1.703.628.3180

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

draft-ietf-smime-cms-rsa-kem ("Use of the RSA-KEM Key Transport Algorithm in the Cryptographic Message Syntax (CMS)")
RSA-KEM points to [IEEE-P1363a] for KDF2 and KDF3 based on SHA-1 which is also in [ANS-X9.63].

IV. Disclosure of Patent Information
i.e., patents or patent applications required to be disclosed by RFC 3979 as updated by RFC 4879

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

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

Date: Various
Country: USA

Notes: RSA-KEM came out of IEEE and they have the following page which lists multiple patents:

B. Does this disclosure relate to an unpublished pending patent application?: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