Please return this form with your camera-ready paper to:

Production Editor
USENIX Association
2560 Ninth Street, Suite 215
Berkeley, CA 94710
Tel: (510) 528-8649
Fax: (510) 548-5738
Email: casey@usenix.org

AUTHORIZATION AND LICENSE TO PUBLISH

Therefore, the parties agree as follows:

1. Grant of Rights to Publish. You hereby grant to The USENIX Association ("USENIX"), exclusive rights to publish the paper provisionally entitled:

   ______________________________________________________________

   (the "Paper") and to disseminate the Paper in printed form, electronically, and in audiovisual formats (the "Rights").

   USENIX initially plans to publish the Article in the following publication:

   Proceedings of NSDI '04
   (the "Original Publication")

   but may also wish to otherwise disseminate the Paper, as well as the oral presentation of the Paper (either in tape form or as a live broadcast) and to publish overheads or slides and audiovisual content on the USENIX Web server.

2. Posting. During the term of the Rights, you shall not publish or grant others the right to publish or otherwise disseminate the Paper. However, you shall retain the right to post the Paper on your FTP or Web site(s) for electronic access; provided that in such event you include a notice to the effect that the Paper shall be or was first published in the Original Publication as described above.

3. Duration of Rights. These Rights will remain in effect for 12 months following USENIX's notification to you of its acceptance of the Paper. Thereafter the Rights will remain in effect as non-exclusive rights to continue disseminating the Paper in print, electronic, and audio formats.

4. Author Retention of Ownership. Other than granting USENIX the Rights set forth above, you retain all right, title and interest in the Paper. These Rights do not transfer to USENIX any title to or ownership of the Paper.

5. Notice Request. USENIX will include the following notice on the first page of the Original Publication: "Copyright to this work is retained by the author[s]. Permission is granted for the noncommercial reproduction of the complete work for educational or research purposes."

6. Subsequent Publication by Author. You are requested to include a notice of original publication by USENIX in any subsequent publication of the Paper or a revised version of the Paper.

7. Warranties. You warrant that:
   1. You are the sole author and owner of the Paper and the rights pertaining thereto or, if the Paper is a work of joint authorship, that all of the owners of the Paper have signed this document below. If the Paper is owned by your employer, you have obtained permission to enter into this agreement.

   2. USENIX does not need the permission of any other party to exercise the Rights granted herein.

   3. The Paper does not contain any libelous or unlawful material;

   4. The Paper does not infringe upon the rights of others.

   5. The Paper and its contents are original to you.

   6. The Paper is not currently submitted for publication and has not been previously published elsewhere.

   7. If the Paper contains significant excerpts from other copyrighted materials, written permission from the copyright holders have been obtained, copies of such permission are attached to this document, and proper credit has been given in the Paper.

Date:________________

Signature of Author(s)________________________________________________________

Printed Name(s) of Author(s)________________________________________

Authorized Signature for USENIX____________________________________