68 search results - page 3 / 14 » Improving privacy and security in multi-authority attribute-... |
135
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IHI
2012
13 years 5 months ago
2012
Regulations and policies regarding Electronic Health Information (EHI) are increasingly complex. Federal and State policy makers have called for both education to increase stakeho...
CCS
2007
ACM
15 years 3 months ago
2007
ACM
We construct an Attribute-Based Encryption (ABE) scheme that allows a user’s private key to be expressed in terms of any access formula over attributes. Previous ABE schemes wer...
ACISP
2010
Springer
14 years 11 months ago
2010
Springer
We introduce the concept of attribute-based authenticated key exchange (AB-AKE) within the framework of ciphertext policy attribute-based systems. A notion of AKE-security for AB-A...
CORR
2010
Springer
14 years 9 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...
120
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CODASPY
2012
13 years 5 months ago
2012
Access control is one of the most important security mechanisms in cloud computing. However, there has been little work that explores various comparison-based constraints for regu...