773 search results - page 37 / 155 » On Cryptographic Assumptions and Challenges |
122
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ISW
2000
Springer
15 years 5 months ago
2000
Springer
Abstract. Signcryption is a public-key cryptographic primitive introduced by Zheng, which achieves both message confidentiality and nonrepudiatable origin authenticity, at a lower ...
116
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CANS
2008
Springer
15 years 3 months ago
2008
Springer
We propose a message recognition protocol which is suitable for ad hoc pervasive networks without the use of hash chains. Hence, we no longer require the devices to save values of ...
CSR
2008
Springer
15 years 3 months ago
2008
Springer
Razborov and Rudich identified an imposing barrier that stands in the way of progress toward the goal of proving superpolynomial lower bounds on circuit size. Their work on "n...
107
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SEC
2000
15 years 3 months ago
2000
The theory of computer viruses has been studied by several authors, though there is no systematic theoretical study up to now. The long time open question in this area is as follo...
118
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IJACT
2008
15 years 1 months ago
2008
Abstract: Hash functions are used in many cryptographic constructions under various assumptions, and the practical impact of collision attacks is often unclear. In this paper, we s...