Hi - As Susan shares, End to End trust is more of a concept and set of standards (like Trustworthy computing). These links might also help:
Microsoft's Definitionhttp://www.microsoft.com/mscorp/twc/endtoendtrust/vision.aspxNumerous links here:
http://www.bing.com/search?q=end+to+end+trust
Harry Waldron, Microsoft MVP - Enterprise Security