9 search results - page 2 / 2 » An Efficient, Secure and Delegable Micro-Payment System |
CRYPTO
2006
Springer
13 years 8 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...
ACSAC
2001
IEEE
13 years 8 months ago
2001
IEEE
This paper presents the Authorization Service provided by Tivoli Policy Director (PD) and its use by PD family members as well as third-party applications. Policies are defined ov...
CCS
2010
ACM
13 years 5 months ago
2010
ACM
Cloud computing, as an emerging computing paradigm, enables users to remotely store their data into a cloud so as to enjoy scalable services on-demand. Especially for small and me...
ISI
2004
Springer
13 years 10 months ago
2004
Springer
Through their misuse of authorized privileges, insiders have caused great damage and loss to corporate internal information assets, especially within the Intelligence Community (IC...