Online platforms are prone to abuse and manipulation from strategic parties. For example, social media and review websites suffer from the presence of opinion spam and fake reviews. Applying the economic concept of rational expectation equilibrium (REE), we explore the impact of manipulation on consumer welfare in a Twitter-like environment. We argue that the REE outcome can be decomposed into ...

Fake news has become increasingly prevalent in recent years. The evolution of social websites spurred the expansion fake causing it to a mixture with truthful information. English detection had largest share studies, unlike Arabic detection, which is still very limited. phenomenon changed people and perspectives through revolts several Arab countries. False results distortion reality ignite cha...

Received: 3 October 2005 Accepted: 3 October 2005 One of my most memorable experiences with Claudio occured in Cleveland about 10 years ago. I was serving as department chair, and had organized a semester long research seminar, bringing one great scholar in for a full week, every week of the term. During their week in residence, the visitors would give two seminars and meet informally with facu...

I researched the ability of browsers to counterfeit the behaviour of installed software. In full screen mode browsers can counterfeit almost anything, including BSOD, formatting the hard drive and fake login screens. I found one category of behaviour which could not be counterfeited by a remote website. On examination every solution in that category was a secret known by the computer user and h...

Online social networks serve as a promising platform for social eliteness and financial gain. With such a promise or dream, zombie accounts, behind which stand no real users, become prevalent. The detection of such accounts has been games of cat and mouse, with more and more sophisticated methods used by zombie account managers. In this work, we propose a new zombie account detection technique ...

With the advancement of technology, social media has become a major source digital news due to its global exposure. This led an increase in spreading fake and misinformation online. Humans cannot differentiate from real because they can be easily influenced. A lot research work been conducted for detecting using Artificial Intelligence Machine Learning. large number deep learning models their a...

Fake iris detection is to detect and defeat a fake (forgery) iris image input. To solve the problems of previous researches on fake iris detection, we propose the new method of detecting fake iris attack based on the Purkinje image. Especially, we calculated the theoretical positions and distances between the Purkinje images based on the human eye model and the performance of fake detection alg...

-Website phishing is one of the crucial research topics for the internet community due to the massive number of online daily transactions. The process of predicting the phishing activity for a website is a typical classification problem in data mining where different website’s features such as URL length, prefix and suffix, IP address, etc., are used to discover concealed correlations (knowledg...

Everyone depends upon various online resources for news in this modern age, where the internet is pervasive. As use of social media platforms such as Facebook, Twitter, and others has increased, spreads quickly among millions users a short time. The consequences Fake are far-reaching, from swaying election outcomes favor certain candidates to creating biased opinions. WhatsApp, Instagram, many ...

The usage of disposable domains for malicious activities is an increasing trend and a fertile ground for fraudsters actions from phishing to fake goods selling. Those domains are registered daily, go online within a few hours and last for a very short time. Due to the existence of automated developing tools for content creation and efficient site management, a single monicker entity may be in c...