255 search results - page 25 / 51 » Security of Encryption Schemes in Weakened Random Oracle Mod... |
ESORICS
2012
Springer
11 years 10 months ago
2012
Springer
We initiate the study of unique group signature such that signatures of the same message by the same user will always have a large common component (i.e., unique identifier). It ...
CCS
2005
ACM
14 years 1 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...
ICCSA
2007
Springer
14 years 1 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...
CTRSA
2012
Springer
12 years 3 months ago
2012
Springer
We study the problem of searching on encrypted data, where the search is performed using a plaintext message or a keyword, rather than a message-specific trapdoor as done by state...
ASIACRYPT
2000
Springer
13 years 12 months ago
2000
Springer
nded abstract of this work appears Advances in Cryptology — Asiacrypt 2000, Tatsuaki Okamoto, editor, Lecture Notes in Computer Science vol. 1976, Springer-Verlag, 2000. c IACR A...