This guide explains Zero Trust Network Access as a modern alternative to traditional VPN-based security. It outlines the “never trust, always verify” model, emphasizing continuous authentication, least-privilege access, and context-aware policies. The document compares ZTNA and VPNs, highlighting reduced attack surface, improved user experience, and better visibility. It explains ZTNA architecture, implementation steps, and integration with cloud and hybrid environments. The paper helps security leaders understand how ZTNA supports secure remote work and modern application access.

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