23 search results - page 4 / 5 » Hierarchical Identity Based Encryption with Constant Size Ci... |
INFORMATICALT
2010
13 years 4 months ago
2010
In a fuzzy identity-based encryption (IBE) scheme, a user with the secret key for an identity ID is able to decrypt a ciphertext encrypted with another identity ID if and only if I...
CCS
2006
ACM
13 years 10 months ago
2006
ACM
As more sensitive data is shared and stored by third-party sites on the Internet, there will be a need to encrypt data stored at these sites. One drawback of encrypting data, is t...
PKC
2009
Springer
14 years 6 months ago
2009
Springer
At Crypto'07, Goyal introduced the concept of Accountable Authority Identity-Based Encryption as a convenient tool to reduce the amount of trust in authorities in Identity-Bas...
EUROCRYPT
2010
Springer
13 years 11 months ago
2010
Springer
We construct the first public-key encryption scheme in the Bounded-Retrieval Model (BRM), providing security against various forms of adversarial “key leakage” attacks. In th...
IACR
2011
12 years 5 months ago
2011
We present a radically new approach to fully homomorphic encryption (FHE) that dramatically improves performance and bases security on weaker assumptions. A central conceptual con...