Presentation 2003/7/10
Consideration of a digital document protection scheme to specify the malicious entity between the two
Haruki OTA, Yasuyuki WATANABE, Koji NAKAO,
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Abstract(in English) On the assumption that a sender and a receiver are both possible to alter the document, which is exchanged between the communication entities, it is difficult to specify who is the malicious entity when it is failed to verify the signature of the document. To solve the problem under the above situation, we clarify the conditions and requirements to specify the malicious entity, and propose a new digital document protection scheme as the solution by means of Trusted Third Party. Further, this proposed scheme can be realized by the existing TTP protocol, so-called Simple Timestamp Protocol (IETF RFC 3161), with some additional considerations.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) digital document protection scheme / malicious entity / digital signature scheme / TTP / Simple Timestamp Protocol
Paper # ISEC2003-21
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Committee ISEC
Conference Date 2003/7/10(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) Consideration of a digital document protection scheme to specify the malicious entity between the two
Sub Title (in English)
Keyword(1) digital document protection scheme
Keyword(2) malicious entity
Keyword(3) digital signature scheme
Keyword(4) TTP
Keyword(5) Simple Timestamp Protocol
1st Author's Name Haruki OTA
1st Author's Affiliation KDDI R&D Laboratories, Inc.()
2nd Author's Name Yasuyuki WATANABE
2nd Author's Affiliation KDDI R&D Laboratories, Inc.
3rd Author's Name Koji NAKAO
3rd Author's Affiliation KDDI R&D Laboratories, Inc.
Date 2003/7/10
Paper # ISEC2003-21
Volume (vol) vol.103
Number (no) 195
Page pp.pp.-
#Pages 8
Date of Issue