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ISW
2007
Springer
15 years 6 months ago
Revisiting the Security Model for Timed-Release Encryption with Pre-open Capability
Abstract. The concept of timed-released encryption with pre-open capability (TRE-PC) was introduced by Hwang, Yum and Lee. In a TREPC scheme, a message is encrypted in such a way t...
Alexander W. Dent, Qiang Tang
EUROCRYPT
2009
Springer
16 years 13 days ago
Possibility and Impossibility Results for Encryption and Commitment Secure under Selective Opening
The existence of encryption and commitment schemes secure under selective opening attack (SOA) has remained open despite considerable interest and attention. We provide the rst pub...
Mihir Bellare, Dennis Hofheinz, Scott Yilek
AGENTS
2001
Springer
15 years 4 months ago
A social reinforcement learning agent
We report on the use of reinforcement learning with Cobot, a software agent residing in the wellknown online community LambdaMOO. Our initial work on Cobot (Isbell et al.2000) pro...
Charles Lee Isbell Jr., Christian R. Shelton, Mich...
PROVSEC
2009
Springer
15 years 6 months ago
Breaking and Fixing of an Identity Based Multi-Signcryption Scheme
Signcryption is a cryptographic primitive that provides authentication and confidentiality simultaneously in a single logical step. It is often required that multiple senders have...
S. Sharmila Deva Selvi, S. Sree Vivek, C. Pandu Ra...
ISPA
2005
Springer
15 years 5 months ago
Hybrid Authentication and Key Management Scheme for WSANs
:Wireless Sensor and Actor Networks (WSANs) consist of three types of nodes with different capabilities and functions. Because of these heterogeneities, current network security ...
Xiaomei Cao, Mao Lin Huang, YueQuan Chen, Guihai C...