270 search results - page 52 / 54 » Practical forward secure group signature schemes |
EUROPKI
2004
Springer
15 years 1 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...
ICNP
2003
IEEE
15 years 2 months ago
2003
IEEE
Peer-to-peer systems enable efficient resource aggregation and are inherently scalable since they do not depend on any centralized authority. However, lack of a centralized autho...
NDSS
2007
IEEE
15 years 3 months ago
2007
IEEE
The need for communication privacy over public networks is of growing concern in today’s society. As a result, privacy-preserving authentication and key exchange protocols have ...
CTRSA
2010
Springer
15 years 24 days ago
2010
Springer
This paper presents a new identity based key agreement protocol. In id-based cryptography (introduced by Adi Shamir in [33]) each party uses its own identity as public key and rece...
CRYPTO
2006
Springer
15 years 1 months ago
2006
Springer
We present an identity-based cryptosystem that features fully anonymous ciphertexts and hierarchical key delegation. We give a proof of security in the standard model, based on the...