Glossary

ZTA Assessment Process

From a security-architecture-review lens, the process of assessing a system or program for zero-trust posture, identifying gaps against ZTA principles and providing concrete recommendations.

ZTA Logical Components

The logical building blocks of a zero-trust architecture as defined by NIST SP 800-207, Policy Engine, Policy Administrator, Policy Enforcement Point, that describe how access decisions and enforcement work together.

ZTA Maturity Assessment

An assessment of how mature an organization's zero-trust implementation is, often using CISA's Zero Trust Maturity Model with stages from traditional to optimal across identity, device, network, applications, data.

ZTA Maturity Model

A model describing stages of zero-trust adoption, typically CISA's traditional / initial / advanced / optimal across pillars, that gives organizations a structured way to assess progress and plan next steps.

ZTA Migration Pitfalls

The common traps organizations hit while moving to zero-trust, treating ZTA as a product, breaking productivity with overzealous controls, neglecting identity foundations, that derail ZTA programs.

ZTA Privilege Escalation Controls

Zero-trust controls that limit privilege escalation, just-in-time elevation, strong MFA at elevation, device-trust requirements for admin actions, scoped tokens, that reduce what an attacker can do with a foothold.

ZTNA Architecture

Zero Trust Network Access architecture: the design pattern that replaces VPN with identity- and device-aware brokered access to specific applications, granting only what's needed per session.

Zero Trust Networking

Applying zero-trust principles to the network layer, never trust the network position, verify and authorize each connection, that contrasts sharply with traditional perimeter-trust models.

Zero Trust Roadmap

A planned, phased path to adopt zero-trust architecture, identity first, then device, network, applications, that recognizes ZTA is multi-year and best implemented incrementally rather than all at once.