Protecting privacy during on-line trust negotiation

Kent E. Seamons, Marianne Winslett, Ting Yu, Lina Yu, Ryan Jarvis

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

38 Citations (Scopus)

Abstract

The dramatic growth of services and information on the Internet is accompanied by growing concerns over privacy. Trust negotiation is a new approach to establishing trust between strangers on the Internet through the bilateral exchange of digital credentials, the on-line analogue to the paper credentials people carry in their wallets today. When a credential contains sensitive information, its disclosure is governed by an access control policy that specifies credentials that must be received before the sensitive credential is disclosed. This paper identifies the privacy vulnerabilities present in on-line trust negotiation and the approaches that can be taken to eliminate or minimize those vulnerabilities. The paper proposes modifications to negotiation strategies to help prevent the inadvertent disclosure of credential information during online trust negotiation for those credentials or credential attributes that have been designated as sensitive, private information.

Original languageEnglish
Title of host publicationPrivacy Enhancing Technologies - 2nd International Workshop, PET 2002, Revised Papers
EditorsRoger Dingledine, Paul Syverson
PublisherSpringer Verlag
Pages129-143
Number of pages15
ISBN (Print)354000565X, 9783540005650
DOIs
Publication statusPublished - 2003
Externally publishedYes
Event2nd International Workshop on Privacy Enhancing Technologies, PET 2002 - San Francisco, United States
Duration: 14 Apr 200215 Apr 2002

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume2482
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference2nd International Workshop on Privacy Enhancing Technologies, PET 2002
Country/TerritoryUnited States
CitySan Francisco
Period14/04/0215/04/02

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