468 search results - page 18 / 94 » A Certified Digital Signature |
ASIACRYPT
2011
Springer
12 years 9 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
14 years 1 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...
AISM
2004
13 years 11 months ago
2004
The evolution of web services has facilitated the integration of business processes scattered across different geographical locations of the world. Along with the benefits that we...
MFCS
1990
Springer
14 years 1 months ago
1990
Springer
We introduce the notion of associative one-way functions and prove that they exist if and only if P 6= NP. As evidence of their utility, we present two novel protocols that apply ...
TCSV
2008
13 years 9 months ago
2008
The characterization of a video segment by a digital signature is a fundamental task in video processing. It is necessary for video indexing and retrieval, copyright protection and...