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IPR Details
Phillip Rogaway's Statement about IPR related to draft-zauner-tls-aes-ocb

Submitted: July 22, 2015 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. Patent Holder/Applicant ("Patent Holder")

Holder legal name Phillip Rogaway

II. Patent Holder's Contact for License Application

Holder contact name Phillip Rogaway
Holder contact email
Holder contact info

1212 Purdue Drive, Davis, California 95616 USA
+1 530 753 0987

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

Name Aaron Zauner
Other info

Aaron reached out to me to ask about licensing for OCB within TLS. I am happy to provide royalty-free licensing for that specific context.

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

draft-zauner-tls-aes-ocb ("AES-OCB (Offset Codebook Mode) Ciphersuites for Transport Layer Security (TLS)")

V. 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)

US Patents 7,046,802, 7,200,227, 7,949,129, and 8,321,675

B. Does this disclosure relate to an unpublished pending patent application?:

Has patent pending No

VI. Licensing Declaration

The Patent Holder states that its position with respect to licensing any patent claims contained in the patent(s) or patent application(s) disclosed above that would necessarily be infringed by implementation of the technology required by the relevant IETF specification ("Necessary Patent Claims"), for the purpose of implementing such specification, is as follows(select one licensing declaration option only):

Licensing Royalty-Free, Reasonable and Non-Discriminatory License to All Implementers
Licensing information, comments, notes, or URL for further information

Phillip Rogaway offers a royalty-free non-exclusive license to all claims of the referenced patents needed to realize a fully compliant implementation of TLS (Transport Layer Security) supporting AES-OCB (RFC 7253).

Further licenses for the referenced patents (some royalty free) are also available. See for current information.

Note: The individual submitting this template represents and warrants that he or she is authorized by the Patent Holder to agree to the above-selected licensing declaration.

VII. Contact Information of Submitter of this Form

Submitter name Phillip Rogaway
Submitter email

Only those sections of the relevant entry form where the submitter provided information are displayed above.