Deep Dive November 3, 2026 6:42
Zero Trust, Explained: Least Privilege, Micro-Segmentation and the Policy Decision Point
Why the trusted perimeter is gone, the tenets of zero trust, and how a policy enforcement point and policy decision point decide who gets through. From Domain 1, General Security Concepts, of Chris's CompTIA Security+ (SY0-701) course on Pluralsight.
In this deep dive
- Why perimeter-based trust fell apart with remote and hybrid work
- The zero trust tenets: least privilege, micro-segmentation, continuous monitoring, MFA, identity verification, encryption, strict access control, and assume breach
- The control plane and data plane, and how the policy enforcement point (PEP) asks the policy decision point (PDP) for a yes or no
- What feeds the PDP: CDM, compliance, threat intel, logs, PKI, identity management and the SIEM
This segment is from Domain 1, General Security Concepts, of Chris's CompTIA Security+ (SY0-701) course on Pluralsight.
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