As defined by NIST SP 800-207: Zero Trust Architecture, the three core logical components of the ZTA are the Policy Decision Point (PDP), the Policy Information Points (PIPs), and the Policy Enforcement Point (PEP). Read the article for more detail.

CISA Zero Trust Maturity Model provides a blueprint to help you continuously improve your security program. Taking a Zero Trust approach allows you to maximize the value of your security investment and mitigate cyber risk.

The Office of Management and Budget (OMB) released an implementation strategy for a Zero Trust Architecture (ZTA) that requires agencies to achieve specific Zero Trust security goals by the end of the fiscal year in 2024. The strategic goals outlined in the memorandum also align with CISA’s five pillars.

The Audit and Accountability domain discusses the essentials of system auditing, user accountability, audit management, and reporting. We will dive into these topics to get a better understanding of the requirements of this domain.

The System and Information Integrity domain discusses the importance of information system flaws, malicious code, and periodic system scans. Knowing how to deal with each of these areas is core to meeting the requirements in this domain.

The Zero Trust methodology demotes trust by applying authentication and authorization from the edge, using intelligent security services that combine cloud computing and Information technology to enable new levels of defense. Let's understand ZTA in detail