This is a fast-paced review of the main topics in information security architecture by the author of the Security Architecture and Engineering section of the forthcoming 5th Edition of the Official (ISC)² Guide to the CISSP CBK (Common Book of Knowledge) to be published later this year.The presentation covers Domain 3 of the (ISC)² CISSP Exam Outline (https://www.isc2.org/cissp-exam-outline).