Official (ISC)2 Guide to the CISSP CBK

Cryptography is one of the best tools an information security professional can use. It is multipurpose and has a deep history of changing the tides of war, protecting organizations and enabling amazing commerce. The most complete compendium of industry knowledge compiled by the foremost experts in global security. A must-have for those seeking to attain the Certified Information Systems Security Professional (CISSP) credential.