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IACR
2011
12 years 9 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 ...
SENSYS
2009
ACM
14 years 4 months ago
2009
ACM
Clock synchronization is highly desirable in many sensor networking applications. It enables event ordering, coordinated actuation, energy-efficient communication and duty cyclin...
OPODIS
2007
13 years 11 months ago
2007
Considering an asynchronous system made up of n processes and where up to t of them can crash, finding the weakest assumptions that such a system has to satisfy for a common leade...
IACR
2011
12 years 9 months ago
2011
We study the problem of authentication based on a weak key in the information-theoretic setting. A key is weak if its min-entropy is an arbitrary small fraction of its bit length. ...
WWW
2008
ACM
14 years 10 months ago
2008
ACM
Characterizing the relationship that exists between a person's social group and his/her personal behavior has been a long standing goal of social network analysts. In this pa...