255 search results - page 25 / 51 » Security of Encryption Schemes in Weakened Random Oracle Mod... |
ESORICS
2012
Springer
13 years 1 days 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
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...
ICCSA
2007
Springer
15 years 3 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...
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CTRSA
2012
Springer
13 years 5 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
15 years 2 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...