Received November 9, 1999 from From: "Simon Blake-Wilson" This is to advise the IETF that Certicom believes it has rights under patents and/or pending applications which may be applicable to specifications being developed by the S/MIME Mail Security working group. These include, but are not limited to, patents and/or pending applications for cryptographic protocols, cryptographic computational techniques, cryptographic protocol formatting, and techniques for defending cryptographic protocols against attacks. If part(s) of these specifications are included in IETF standards and Certicom has patents and/or pending application(s) that are essential to implementation of such included part(s) in said standard, Certicom is prepared to grant a license on such included part on reasonable, non-discriminatory terms and conditions, provided that the licensee provides a similar grant for any relevant patents under their control to Certicom. Any party wishing to request a license should contact: Bruce MacInnis Director of Licensing Certicom Corp. 200 Matheson Blvd. West Mississauga, Ontario Canada L5R 3L7 905-507-9343 Fax: 905-507-9406 bmacinnis@certicom.com