TECHNOLOGY FOCUS, 28 Nov. 2011. Battles increasingly are fought with information -- with bits and bytes, rather than with bullets. Competitive advantages are gained by the abilities not only to tap into the stored data of adversaries, but also to defend and protect one’s own data storage. In this new kind of information warfare, offensive tactics most often are classified, yet defensive approaches are the subjects of much discussion, debate, and attention. Defense and aerospace organizations must secure data in transit (DIT), that which is being transmitted or communicated, and data at rest (DAR), which is being stored.