May I suggest A Fierce Domain: Conflict in Cyberspace, 1986 to 2012 http://www.amazon.com/Fierce-Domain-Conflict-Cyberspace-1986/dp/098932740X The Tallinn Manual on the International Law Applicable to Cyber Warfare http://www.ccdcoe.org/249.html and a whole lot of ongoing things at http://www.lawfareblog.com/ --dan