2601 search results - page 73 / 521 » Secure Rewarding Schemes |
190
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IACR
2011
14 years 5 months ago
2011
We propose (T, N) multi-ciphertext scheme for symmetric encryption. The scheme encrypts a message into N distinct ciphertexts. The knowledge of the symmetric key allows decryption ...
165
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INDOCRYPT
2004
Springer
15 years 11 months ago
2004
Springer
In a proxy signature scheme, a potential signer delegates his capabilities to a proxy signer, who can sign documents on behalf of him. The recipient of the signature verifies both...
200
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ISPEC
2009
Springer
16 years 29 days ago
2009
Springer
We propose two symmetric-key management schemes for the encryption of scalable compressed video content. The schemes are applicable to MPEG-4 Fine Grain Scalability video coding. O...
152
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CRYPTO
2004
Springer
15 years 11 months ago
2004
Springer
Abstract. We propose a new and efficient signature scheme that is provably secure in the plain model. The security of our scheme is based on a discrete-logarithm-based assumption p...
213
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EUROCRYPT
2010
Springer
15 years 6 months ago
2010
Springer
We investigate the possibility to prove security of the well-known blind signature schemes by Chaum, and by Pointcheval and Stern in the standard model, i.e., without random oracle...