PODC
2010
ACM
14 years 6 months ago
2010
ACM
We present Gatekeeper, a decentralized protocol that performs Sybil-resilient node admission control based on a social network. Gatekeeper can admit most honest nodes while limiti...
INFOCOM
2007
IEEE
14 years 8 months ago
2007
IEEE
—In an adversarial environment, various kinds of security attacks become possible if malicious nodes could claim fake locations that are different from where they are physically ...
MOBIHOC
2007
ACM
15 years 1 months ago
2007
ACM
Broadcast authentication is an important application in sensor networks. Public Key Cryptography (PKC) is desirable for this application, but due to the resource constraints on se...
TCC
2009
Springer
15 years 2 months ago
2009
Springer
: The aim of this paper is to demonstrate the feasibility of authenticated throughput-ecient routing in an unreliable and dynamically changing synchronous network in which the majo...