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CONEXT
2009
ACM
13 years 6 months ago
2009
ACM
Building on the popularity of online social networks (OSNs) such as Facebook, social content-sharing applications allow users to form communities around shared interests. Millions...
SP
2008
IEEE
13 years 11 months ago
2008
IEEE
Decentralized distributed systems such as peer-to-peer systems are particularly vulnerable to sybil attacks, where a malicious user pretends to have multiple identities (called sy...
CCS
2003
ACM
13 years 10 months ago
2003
ACM
We present WebSOS, a novel overlay-based architecture that provides guaranteed access to a web server that is targeted by a denial of service (DoS) attack. Our approach exploits t...
SP
2010
IEEE
13 years 8 months ago
2010
IEEE
—Social networking sites such as Facebook, LinkedIn, and Xing have been reporting exponential growth rates. These sites have millions of registered users, and they are interestin...
INFOCOM
2011
IEEE
12 years 8 months ago
2011
IEEE
– Mobile social networks extend social networks in the cyberspace into the real world by allowing mobile users to discover and interact with existing and potential friends who ha...