NTRU: IP Statement for IETF NTRU Cryptosystems, Inc. has been granted U.S. Patent No. 6,081,597, which covers various aspects of the NTRU public key encryption scheme, and has submitted numerous U.S. and foreign patent applications that cover aspects of NTRU Cryptosystems encryption and authentication technology. These U.S. and foreign patent applications are pending. In the event that the submissions by authorized NTRU Cryptosystems employees are included in an IETF standard, and the standard cannot be practiced without infringing one or more issued patents or pending patent applications of NTRU Cryptosystems, NTRU Cryptosystems agrees upon request to grant a non-exclusive license under such patent or patents or applications on a non-discriminatory basis and on reasonable terms and conditions (including its then current royalty rates), provided a similar grant under the licensee's patents under the scope of the license granted to licensee is made available upon request to NTRU Cryptosystems. Details of NTRU's standard non-discriminatory license terms are available by contacting: Elizabeth Robertson, VP Finance & CFO, NTRU Cryptosystems, Inc. 5 Burlington Woods, Burlington, MA 01803 Tel: 781-418-2500