124
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TCC
15 years 6 months ago
2005 Springer 
We address the problem of using untrusted (potentially malicious) cryptographic helpers. We provide a formal security definition for securely outsourcing computations from a comp...
104
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TCC
15 years 6 months ago
2005 Springer 
Encryption of data using multiple, independent encryption schemes (“multiple encryption”) has been suggested in a variety of contexts, and can be used, for example, to protect ...
103
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TCC
15 years 6 months ago
2005 Springer 
Adaptively-secure encryption schemes ensure secrecy even in the presence of an adversary who can corrupt parties in an adaptive manner based on public keys, ciphertexts, and secret...
112
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TCC
15 years 6 months ago
2005 Springer 
Abstract. We prove a computational soundness theorem for the symbolic analysis of cryptographic protocols which extends an analogous theorem of Abadi and Rogaway (J. of Cryptology ...
117
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TCC
15 years 6 months ago
2005 Springer 
A complexity-theoretic model for public-key steganography with active attacks is introduced. The notion of steganographic security against adaptive chosen-covertext attacks (SS-CC...
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Cryptology