Internet Privacy

This special section of Communications of the ACM features seven articles that explore technology tools as well as regulatory and self-regulatory measures to protect online privacy.

All articles copyright 1999 by the Association for Computing Machinery, Inc. Permission to make digital or hard copies of part or all of this work for personal or classroom use is granted without fee provided that copies are not made or distributed for profit or commercial advantage and that copies bear this notice and the full citation on the first page. Copyrights for components of this work owned by others than ACM must be honored. Abstracting with credit is permitted. To copy otherwise, to republish, to post on servers, or to redistribute to lists, requires prior specific permission and/or a fee. Request permissions from Publications Dept, ACM Inc., fax +1 (212) 869-0481, or

Communications of the ACM. Vol. 42, No. 2 (Feb. 1999).

Introduction: "Internet privacy"
Lorrie Faith Cranor, Guest Editor
Pages 28-38

"Anonymous Web transations with crowds"
Michael K. Reiter and Aviel D. Rubin
Pages 32-48

"Onion routing" David Goldschlag, Michael Reed and Paul Syverson
Pages 39-41

"Consistent, yet anonymous, Web access with LPWA"
Eran Gabber, Phillip B. Gibbons, David M. Kristol, Yossi Matias and Alain Mayer
Pages 42-47

"The platform for privacy preferences"
Joseph Reagle and Lorrie Faith Cranor
Pages 48-55

"TRUSTe: an online privacy seal program"
Paola Benassi
Pages 56-59

"Internet privacy concerns confirm the case for intervention"
Roger Clarke
Pages 60-67