139 search results - page 27 / 28 » On the Security of Two Key-Updating Signature Schemes |
ASIACRYPT
2011
Springer
12 years 7 months ago
2011
Springer
The assumption of the availability of tamper-proof hardware tokens has been used extensively in the design of cryptographic primitives. For example, Katz (Eurocrypt 2007) suggests ...
INDOCRYPT
2001
Springer
13 years 12 months ago
2001
Springer
Abstract. One approach to secure mobile agent execution is restricting the agent route to trusted environments. A necessary condition for this approach to be practical is that the ...
EUROPKI
2004
Springer
13 years 11 months ago
2004
Springer
Abstract. A substantial number of micropayment schemes in the literature are based on distributing the cost of a digital signature over several successive micropayments (e.g. Paywo...
PAIRING
2009
Springer
14 years 1 months ago
2009
Springer
Abstract. Efficient non-interactive zero-knowledge proofs are a powerful tool for solving many cryptographic problems. We apply the recent Groth-Sahai (GS) proof system for pairing...
EUROCRYPT
2006
Springer
13 years 11 months ago
2006
Springer
In this paper, we study the application of the function field sieve algorithm for computing discrete logarithms over finite fields of the form Fqn when q is a medium-sized prime po...