IPR Details
Entrust's Statement on CAST-256

The text of the original IPR disclosure is available in the disclosure history.

Submitted: June 11, 1999

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
Entrust Technologies

II. Patent Holder's Contact for License Application

Holder contact name
Carlisle Adams
Holder contact email
Holder contact info

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

RFC2612 ("The CAST-256 Encryption Algorithm")

IV. 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):

See Text Below for Licensing Declaration
Licensing information, comments, notes, or URL for further information

The CAST-256 encryption algorithm, as specified in RFC 2612, is
available worldwide on a royalty-free basis for commercial and
non-commercial uses. Entrust Technologies imposes no terms or
conditions on the use of this algorithm.

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.

V. Contact Information of Submitter of this Form

Submitter name
Submitter email

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