1190 search results - page 65 / 238 » Secure off-the-record messaging |
120
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ICIP
2009
IEEE
16 years 5 months ago
2009
IEEE
In this paper, security evaluation of an important watermarking class based on quantization is given. Theoretical developments and practical simulations are used to measure the se...
139
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CCS
2007
ACM
15 years 10 months ago
2007
ACM
We construct two new multiparty digital signature schemes that allow multiple signers to sequentially produce a compact, fixed-length signature. First, we introduce a new primiti...
129
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ESORICS
2007
Springer
15 years 10 months ago
2007
Springer
Abstract. We propose a general transformation that maps a cryptographic protocol that is secure in an extremely weak sense (essentially in a model where no adversary is present) in...
146
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ASIACRYPT
2008
Springer
15 years 6 months ago
2008
Springer
Every public-key encryption scheme has to incorporate a certain amount of randomness into its ciphertexts to provide semantic security against chosen ciphertext attacks (IND-CCA). ...
124
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CRYPTO
2005
Springer
15 years 10 months ago
2005
Springer
Abstract. Assuming an insecure quantum channel and an authenticated classical channel, we propose an unconditionally secure scheme for encrypting classical messages under a shared ...