Presentation 2010-03-05
Reducing Disclosed Credentials in Automated Trust Negotiation Using Preference
Taichi HANAOKA, Yoshimichi ITO, Noboru BABAGUCHI,
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Abstract(in English) As a useful framework for establishing mutual trust on the network, automated trust negotiation has been proposed. In automated trust negotiation, a service provider and a client exchange credentials according to their policies to establish mutual trust. Because credentials and policies often include sensitive information, it is required not to disclose sensitive information as possible. In this paper, we propose a trust negotiation strategy based on eager strategy using preference. We show that the total number of disclosed credentials using our negotiation strategy does not exceed the number of disclosed credentials using eager negotiation. Furthermore, our negotiation strategy is efficient and complete.
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Keyword(in English) trust negotiation / eager strategy / credential / preference / policy / efficiency / completeness
Paper # IT2009-132,ISEC2009-140,WBS2009-111
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Committee ISEC
Conference Date 2010/2/25(1days)
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Registration To Information Security (ISEC)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Reducing Disclosed Credentials in Automated Trust Negotiation Using Preference
Sub Title (in English)
Keyword(1) trust negotiation
Keyword(2) eager strategy
Keyword(3) credential
Keyword(4) preference
Keyword(5) policy
Keyword(6) efficiency
Keyword(7) completeness
1st Author's Name Taichi HANAOKA
1st Author's Affiliation Graduate School of Engineering, Osaka University()
2nd Author's Name Yoshimichi ITO
2nd Author's Affiliation Graduate School of Engineering, Osaka University
3rd Author's Name Noboru BABAGUCHI
3rd Author's Affiliation Graduate School of Engineering, Osaka University
Date 2010-03-05
Paper # IT2009-132,ISEC2009-140,WBS2009-111
Volume (vol) vol.109
Number (no) 445
Page pp.pp.-
#Pages 8
Date of Issue