Zachman – framework allows for communication and collaboration among entities developing architecture
Sherwood Applied Business Security Architecture (SABSA) – begins with assessing requirements and creating a “chain of traceability” through strategy, concept, design, implementation, metrics, service management layer – 6 layers
The Open Group Architecture Framework (TOGAF) – framework for enterprise architecture focused on requirements analysis.
Information Technology Infrastructure Library (ITIL) – developed in Britain, focused on end-to-end service delivery and management [personal note: I have this certification. This is the most booooring thing you can study related to Cybersecurity.]