1-Security policies are the least expensive control to execute, but the most difficult to implement properly. List the reasons shaping policy is difficult:Also list the three types of management of security policies, according to The National Institute of Standards and Technology’s Special Publication 800-14.2-Design of Security ArchitectureList one of the sections that outline key security architectural components. To assess whether a framework and/or blueprint are on target to meet an organization’s needs you must have a working knowledge of these security architecture components.3-What does SETA programs mean? Comment on one other students posting under this thread.4-Managers in the IT and information security communities are called on to provide strategic planning to assure the continuous availability of information systems. What are these continuity strategies?