Cyber-epidemics, thewidespread of fake news or propaganda through social media, can cause devastating economic and political consequences. A common countermeasure against cyber-epidemics is to disable a small subset of suspected social connections or accounts to e‚ectively contain the epidemics. An example is the recent shutdown of 125,000 ISIS-related TwiŠer accounts. Despite many proposed met...

Matching a set of agents to a set of objects has many real applications. One well-studied framework is that of prioritybased matching, in which each object is assumed to have a priority order over the agents. The Deferred Acceptance (DA) and Top-Trading-Cycle (TTC) mechanisms are the best-known strategy-proof mechanisms. However, in highly anonymous environments, the set of agents is not known ...

In this paper we are presenting some spamming techniques their behaviour and possible solutions. We have analyzed how Spammers enters into online social networking sites (OSNSs) to target them and diverse techniques used by them for this purpose. Spamming is very common issue in present era of Internet especially through Online Social Networking Sites (like Facebook, Twitter, and Google+ etc.)....

In our daily life, fake reviews to restaurants on e-commerce website have some great affects to the choice of consumers. By categorizing the set of fake reviews, we have found that fake reviews from hype make up the largest part, and this type of review always mislead consumers. This article analyzed all the characteristics of fake reviews of hype and find that the text of the review always tel...

A key tool for investigating body ownership is the rubber hand illusion, in which synchronous multisensory feedback can induce feelings of ownership over a fake hand. Much research in the field aims to tease apart the mechanisms that underlie this phenomenon. Currently there is conflicting evidence as to whether increasing the distance between the real and fake hands (within reaching space) can...

Reputation fraud is prevalent in online social networks. Numerous services provide fake content, likes, and followers to artificially boost the popularity and trustworthiness of brands and celebrities. Such activities undermine the trusted nature of online social networks. In this paper, we uncover a thriving ecosystem of reputation manipulation services on Facebook that leverage the principle ...