32 search results - page 7 / 7 » Hiding the Policy in Cryptographic Access Control |
CANS
2010
Springer
13 years 2 months ago
2010
Springer
Abstract. Predicate encryption is a new powerful cryptographic primitive which allows for fine-grained access control for encrypted data: the owner of the secret key can release pa...
CCS
2007
ACM
13 years 11 months ago
2007
ACM
We propose minimalist new hardware additions to a microprocessor chip that protect cryptographic keys in portable computing devices which are used in the field but owned by a cen...