1. Explain the concept of defense-n-depth.
2. How does the use of security policies mitigate risks within the seven domains?
3. Discuss two methods for developing access control.
Defense in depth is an information assurance concept in which multiple layers of security controls are placed throughout an information technology system. The idea behind the defense in depth approach is to defend a system against any particular attack using several independent methods. It is a layering tactic, conceived by the National Security Agency (NSA) as a comprehensive approach to information