<div id="papers" NAME="ROBOTS" CONTENT="NOINDEX, NOFOLLOW"> content -- Does this work to block search engines to crawl me? </div>
Maybe a broad question, but how can you keep a visitor to your site 100% anonymous on your server. The site is written in PHP. No trace of what he or she has visited on your site. Any suggestions?
On https://panopticlick.eff.org/ EFF let you test the number of uniquely identifying bits that the browser gives a website. Among these are HTTP header fields such as User-Agent, Accept, ...