Cloaking: What It Is and Why You Shouldn't Do It
Cloaking is a black hat search engine optimization (SEO) technique in which the content presented to the search engine spider is different to that presented to the user's browser. This is done by delivering content based on the IP addresses or the User-Agent HTTP header of the user requesting the page. When a user is identified as a search engine spider, a server-side script delivers a different...
