6555 search results - page 4 / 1311 » Secure attribute-based systems |
WISA
2009
Springer
14 years 26 days ago
2009
Springer
In Ciphertext-Policy Attribute-Based Encryption (CP-ABE), a user secret key is associated with a set of attributes, and the ciphertext is associated with an access policy over attr...
CORR
2010
Springer
13 years 6 months ago
2010
Springer
In Ciphertext Policy Attribute based Encryption scheme, the encryptor can fix the policy, who can decrypt the encrypted message. The policy can be formed with the help of attribut...
ISW
2009
Springer
14 years 25 days ago
2009
Springer
As a new public key primitive, attribute-based encryption (ABE) is envisioned to be a promising tool for implementing fine-grained access control. To further address the concern o...
OTM
2007
Springer
14 years 12 days ago
2007
Springer
We show how Semantic Web technologies can be used to build an access control system. We follow the role-based access control approach (RBAC) and extend it with contextual attribute...
GIS
2008
ACM
14 years 7 months ago
2008
ACM
In this paper, we follow the role-based access control (RBAC) approach and extend it to provide for the dynamic association of roles with users. In our framework, privileges assoc...