860 search results - page 7 / 172 » On the Security of Delegation in Access Control Systems |
CCS
2010
ACM
13 years 7 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...
EUROSYS
2010
ACM
14 years 17 days ago
2010
ACM
Combining access control with weakly consistent replication presents a challenge if the resulting system is to support eventual consistency. If authorization policy can be tempora...
EEE
2004
IEEE
13 years 11 months ago
2004
IEEE
In this paper, we propose a new efficient and secure micro-payment scheme, named e-coupons, which can provide the users the facility of delegating their spending capability to oth...
SACMAT
2004
ACM
14 years 27 days ago
2004
ACM
Ubiquitous computing uses a variety of information for which access needs to be controlled. For instance, a person’s current location is a sensitive piece of information, which ...
SRDS
2003
IEEE
14 years 23 days ago
2003
IEEE
We demonstrate that symmetric-key cryptography can be used for both read and write access control. One-time write access can be granted by handing over an encryption key, and our ...