Which principle should an IT department incorporate for aligning resources with established company policies?

The principle of policy-driven access control is crucial because it ensures that access to company resources is strictly governed by predefined organizational policies. By implementing policy-driven access control, the IT department can align resources with the company's strategic goals and compliance requirements. This approach helps in managing user permissions based on criteria such as roles, responsibilities, and the sensitivity of the resources involved.

Policy-driven access control ensures that decisions regarding access rights are not made arbitrarily but are instead rooted in documented policies that reflect the organization's values and operational needs. This alignment minimizes the risk of unauthorized access and protects sensitive data, ultimately enhancing overall security posture.

Other concepts, while important, do not focus specifically on aligning resources with company-wide policies. For instance, the AAA framework (Authentication, Authorization, Accounting) provides a structure for managing user access but does not explicitly dictate how to align those access controls with specific company policies. Similarly, the zero trust model emphasizes a 'never trust, always verify' philosophy concerning access, but it is more of a security philosophy than a method for ensuring alignment with company policies. Authorization models refer to frameworks used to grant user permissions but do not necessarily address how these models should be configured based on organizational policies.