21 search results - page 4 / 5 » Anonymous Hierarchical Identity-Based Encryption (Without Ra... |
73
Voted
SCN
2008
Springer
14 years 10 months ago
2008
Springer
While recent timed-release encryption (TRE) schemes are implicitly supported by a certificateless encryption (CLE) mechanism, the security models of CLE and TRE differ and there is...
77
Voted
ICCSA
2007
Springer
15 years 4 months ago
2007
Springer
An encrypted email is sent from Bob to Alice. A gateway wants to check whether a certain keyword exists in an email or not for some reason (e.g. routing). Nevertheless Alice does n...
84
Voted
CISC
2008
Springer
15 years 8 days ago
2008
Springer
Anonymity is one of the main concerns in group-oriented cryptography. However, most efforts, for instance, group signatures and ring signatures, are only made to provide anonymity ...
68
Voted
CRYPTO
2010
Springer
14 years 11 months ago
2010
Springer
We present a technique for delegating a short lattice basis that has the advantage of keeping the lattice dimension unchanged upon delegation. Building on this result, we construct...
85
Voted
CCS
2005
ACM
15 years 3 months ago
2005
ACM
We describe a new encryption technique that is secure in the standard model against adaptive chosen ciphertext (CCA2) attacks. We base our method on two very efficient Identity-Ba...