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INFORMATICALT
2000
13 years 8 months ago
2000
In the (t, n) proxy signature scheme, the signature, originally signed by a signer, can be signed by t or more proxy signers out of a proxy group of n members. Recently, an efficie...
TCS
1998
13 years 8 months ago
1998
![Threshold Dominating Sets and an Improved Characterization of W[2]](https://www.sciweavers.org/files/imagecache/thumbnail/imagecache/threshold_dominating_sets_and_an_improved_characterization_of_w_2_TCS_1998.jpg "Threshold Dominating Sets and an Improved Characterization of W[2]")
The Threshold Dominating Set problem is that of determining for a graph G = (V, E) whether there is a subset V ⊆ V of size k, such that for each vertex v ∈ V there are at leas...
PAIRING
2010
Springer
13 years 7 months ago
2010
Springer
Threshold cryptography has been used to secure data and control access by sharing a private cryptographic key over different devices. This means that a minimum number of these dev...
TCOM
2010
13 years 7 months ago
2010
Abstract—This paper considers an uplink time division multiple access (TDMA) cognitive radio network where multiple cognitive radios (secondary users) attempt to access a spect...
ICICS
2010
Springer
13 years 6 months ago
2010
Springer
Threshold public-key encryption (TPKE) allows a set of users to decrypt a ciphertext if a given threshold of authorized users cooperate. Existing TPKE schemes suffer from either lo...