This course concentrates on how to validate NIST SP 800-53 Rev 4 Security Controls and meet the requirements for the Assessment and Authorization of the IT system. This course features an in-depth explanation of each security control, including testing methodology, control validation, and evidence collection techniques. This course teaches the independent tester or validator how to test the process for any of the Federal IA controls, using manual and automated tests, to ensure all controls are tested properly. The security controls assessors course covers NIST SP 800-53A Rev. 4, NIST SP 800-115, NIST SP 800-37, NIST SP 800-39 and the development of the Security Assessment Report (SAR), and Plan of Action and Milestones (POA&M). The student will have a hands-on experience using scenario-based hands-on exercises in executing the validation tests with the approved tools. These exercises will include the development of the Security Assessment Report (SAR).