Entrust's Statement on CAST-128
The text of the original IPR disclosure is available in the disclosure history.
October 15, 1998 under the rules in RFC 2026
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.
Patent Holder/Applicant ("Patent Holder")
|Holder legal name
II. Contact Information for the IETF Participant Whose Personal Belief Triggered this Disclosure
III. IETF Document or Other Contribution to Which this IPR Disclosure Relates
RFC2144 ("The CAST-128 Encryption Algorithm")
Designations for Other Contributions
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-128 encryption algorithm, as specified in RFC 2144, 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
Only those sections of the relevant entry form where the submitter provided information are displayed.