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ISW
1997
Springer
13 years 11 months ago
1997
Springer
Signcryption is a new paradigm in public key cryptography that simultaneously fulfills both the functions of digital signature and public key encryption in a logically single step,...
ICISC
2001
13 years 9 months ago
2001
Motivated by emerging needs in online interactions, we define a new type of digital signature called a `Content Extraction Signature' (CES). A CES allows the owner, Bob, of a...
MTA
2007
13 years 7 months ago
2007
This paper addresses the problem of ensuring the integrity of a digital video and presents a scalable signature scheme for video authentication based on cryptographic secret sharin...
ASIACRYPT
2011
Springer
12 years 7 months ago
2011
Springer
We provide constructions of (m, 1)-programmable hash functions (PHFs) for m ≥ 2. Mimicking certain programmability properties of random oracles, PHFs can, e.g., be plugged into ...
ACNS
2009
Springer
13 years 11 months ago
2009
Springer
Releasing a classical digital signature faces to privacy issues. Indeed, there are cases where the prover needs to authenticate some data without making it possible for any malicio...