Sciweavers

1449 search results - page 144 / 290
» Secure and Efficient Metering
Sort
View
CCS
2006
ACM
15 years 8 months ago
Multi-signatures in the plain public-Key model and a general forking lemma
A multi-signature scheme enables a group of signers to produce a compact, joint signature on a common document, and has many potential uses. However, existing schemes impose key s...
Mihir Bellare, Gregory Neven
150
Voted
ESORICS
2006
Springer
15 years 8 months ago
Privacy-Preserving Queries on Encrypted Data
Data confidentiality is a major concern in database systems. Encryption is a useful tool for protecting the confidentiality of sensitive data. However, when data is encrypted, perf...
Zhiqiang Yang, Sheng Zhong, Rebecca N. Wright
168
Voted
MEDES
2010
ACM
14 years 11 months ago
Negotiating and delegating obligations
In this paper, we describe a security model where users are allowed to control their obligations partially or totally, depending on the security policy. The main motivation of our...
Meriam Ben-Ghorbel-Talbi, Frédéric C...
139
Voted
CCS
2008
ACM
15 years 6 months ago
Multi-use unidirectional proxy re-signatures
In 1998, Blaze, Bleumer, and Strauss suggested a cryptographic primitive termed proxy re-signature in which a proxy transforms a signature computed under Alice's secret key in...
Benoît Libert, Damien Vergnaud
156
Voted
ICON
2007
IEEE
15 years 11 months ago
TEAM: Trust Enhanced Security Architecture for Mobile Ad-hoc Networks
— Security is paramount in Mobile Ad-hoc Networks (MANET) as they are not conducive to centralized trusted authorities. Several solutions have been proposed MANET in the areas of...
Venkatesan Balakrishnan, Vijay Varadharajan, Udaya...