作者: Yuan Niu , Yi-Min Wang , Francis Hsu , Ming Ma , Hao Chen
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摘要: Forum spamming has become a major means of search engine spamming. To evaluate the impact forum on quality, we have conducted comprehensive study from three perspectives: that user, spammer, and hosting site. We examine spam blogs comments in both legitimate honey forums. Our shows is widespread problem. Spammed forums, powered by most popular software, show up top 20 results for all 189 keywords. On two blog sites, more than half (75% 54% respectively) are spam, even reputably well maintained site, 8.1% spam. The observation our forums confirms spammers target abandoned pages comment meant to increase page rank rather generate immediate traffic. propose contextbased analyses, consisting redirection cloaking analysis, detect automatically overcome shortcomings content-based analyses. these analyses very effective identifying pages.