Received April 17, 2002
From: Stephen Thomas <stephen.thomas@w7optics.com>

This message is to advise the IESG that Wave7 Optics believes it has
patent(s) and/or pending application(s) that relate to the technologies
described in "The W7 Stream Cipher Algorithm," by S. Thomas, D. Anthony,
T. Berson, and G. Gong.

Wave7 Optics affirms that it is prepared to grant a license to
technology necessary to implement the specification on reasonable,
non-discriminatory terms and conditions, provided a reciprocal license
is granted to Wave7 Optics and other parties under any patents or
pending applications that the license applicant has to any technology
also essential for implementation of the specification.

Stephen Thomas, Chief Architect
Wave7 Optics   +1 678 339 1040
www.wave7optics.com