773 search results - page 36 / 155 » On Cryptographic Assumptions and Challenges |
138
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ASIACRYPT
2001
Springer
15 years 10 months ago
2001
Springer
Threshold cryptosystems and signature schemes give ways to distribute trust throughout a group and increase the availability of cryptographic systems. A standard approach in design...
132
Voted
ACSAC
1999
IEEE
15 years 10 months ago
1999
IEEE
The Automatic Authentication Protocol Analyzer, 2nd Version AAPA2 is a fast, completely automatic tool for formally analyzing cryptographic protocols. It correctly identi es vulne...
194
Voted
FOCS
1999
IEEE
15 years 10 months ago
1999
IEEE
We introduce the notion of non-malleable noninteractive zero-knowledge (NIZK) proof systems. We show how to transform any ordinary NIZK proof system into one that has strong non-m...
128
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CRYPTO
1998
Springer
15 years 9 months ago
1998
Springer
We introduce delegation schemes wherein a user may delegate certain rights to himself, but may not safely delegate these rights to others. In our motivating application, a user ha...
165
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CTRSA
2006
Springer
15 years 9 months ago
2006
Springer
We construct efficient universally composable oblivious transfer protocols in the multi-party setting for honest majorities. Unlike previous proposals our protocols are designed in...