Browser Identification is not a new concept. With the focus having shifted to desktops from networks and servers, a topic such as remote browser identification needs to be revisited.
Browsers identify themselves to web servers in the USER_AGENT header field that is contained in requests sent to the server. Almost every release of browsers contains sloppy code that allows malicious servers or attackers to compromise user privacy and security.
This paper outlines techniques that allow users to determine client browser types remotely.
Download the paper in PDF format here.