Law360, New York (July 16, 2013, 12:52 PM EDT) -- This article is the third in a four-part series describing some of the challenges to conducting breach investigations in response to increasingly sophisticated attacks. In part 1, published on Law360 on March 25, we provided an overview of the evolving advanced cyber threat landscape and the three common breach response scenarios (internal investigations to fix technical problems, investigation to assess payment card exposure and investigations to determine compliance with state data breach notification statutes). In part 2, published on Law360 on April 19, we took a closer look at responses involving payment card breaches — both because of their unique nature and their potentially grave implications....