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CRYPTO
1990
Springer
78views Cryptology» more  CRYPTO 1990»
14 years 1 months ago
How to Time-Stamp a Digital Document
The prospect of a world in which all text, audio, picture, and video documents are in digital form on easily modi able media raises the issue of how to certify when a document was...
Stuart Haber, W. Scott Stornetta
DPD
2002
66views more  DPD 2002»
13 years 9 months ago
A Reference Architecture for the Certification of E-Services in a Digital Government Infrastructure
Certifying the execution of a service is a critical issue for an e-government infrastructure. In fact being able to document that an e-service was actually carried out, given the l...
Franco Arcieri, Giovanna Melideo, Enrico Nardelli,...
ACNS
2004
Springer
133views Cryptology» more  ACNS 2004»
14 years 1 months ago
Limited Verifier Signature from Bilinear Pairings
Motivated by the conflict between authenticity and privacy in the digital signature, the notion of limited verifier signature was introduced [1]. The signature can be verified by a...
Xiaofeng Chen, Fangguo Zhang, Kwangjo Kim
ACSC
2004
IEEE
14 years 1 months ago
Visually Sealed and Digitally Signed Documents
One of the primary flaws with current digital signature technology is that a digital signature does not "feel" or resemble a traditional seal or personal signature to th...
Vicky Liu, William J. Caelli, Ernest Foo, Selwyn R...
ISW
2004
Springer
14 years 3 months ago
How to Break and Repair a Universally Composable Signature Functionality
Abstract. Canetti and Rabin recently proposed a universally composable ideal functionality FSIG for digital signatures. We show that this functionality cannot be securely realized ...
Michael Backes, Dennis Hofheinz