"This report seeks to inform the development of Cyber Storm V (CS V) and to share lessons learned from Cyber Storm IV (CS IV). This report aggregates the After Action Reports (AAR) from each of the exercises conducted as part of the Department of Homeland Security's (DHS) CS IV Exercise Series. The report also provides a general overview of the series and a discussion of trends observed across the exercises. DHS is using the high-level findings and lessons learned from the series to inform the objectives and direction of CS V."
U.S. Department of Homeland Security: http://www.dhs.gov/