What policy definition in the SANS primer or in the list provided in the lab is required to restrict and prevent unauthorized access to organization-owned IT systems and applications?

Server Room must be secured

Accessed to serve room should be given to limited persons.

Firewall Should be strong.

Explanation:

Administrator approved devices to be installed.Administrator approved Software to be installed.Configurations for Hardware and Software should be Secure.Check the Remediation and the Vulnerability Assessment Continuous The Useage of the Administrative Privileges should be controlled.Audit log should be Maintenance, Monitoring, Analysis.Protection of Email and Web Browser.Defenses of Malware.Network Ports, Protocols, and Services Should be Limited and Control.Capability of Data Recovery.Configurations for Network Devices should be Secure.Defense to Boundary.Protection of Data.