{"id":15243,"date":"2026-04-22T02:35:47","date_gmt":"2026-04-22T06:35:47","guid":{"rendered":"https:\/\/www.netwitness.com\/?post_type=glossary&p=15243"},"modified":"2026-04-22T04:09:34","modified_gmt":"2026-04-22T08:09:34","slug":"zero-trust-architecture-zta","status":"publish","type":"glossary","link":"https:\/\/www.netwitness.com\/ko\/cyber-glossary\/zero-trust-architecture\/","title":{"rendered":"Zero Trust Architecture (ZTA)"},"content":{"rendered":"\t\t
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What is Zero Trust Architecture (ZTA)?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t
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Zero Trust Architecture (ZTA)\u00a0<\/span><\/b>is a cybersecurity framework built on a single, uncompromising premise: no user, device, or system should be trusted\u00a0regardless of whether they are inside or outside the corporate network. Instead of relying on network location as a proxy for trust, ZTA requires every access request to be authenticated, authorized, and continuously\u00a0validated\u00a0before granting access to any resource.<\/span><\/p>

The term “Zero Trust” was coined by Forrester analyst John\u00a0Kindervag\u00a0in 2010, but the concept has evolved dramatically. Today, zero trust security<\/a> architecture encompasses identity verification, device health checks, policy-based access controls, and real-time behavioral monitoring. It\u00a0is a strategic model that reshapes how organizations think about security.<\/span><\/p>

Zero trust network architecture (ZTNA)\u00a0<\/span><\/b>extends this model specifically to network access: rather than connecting users to a broad network segment, access is granted only to specific applications or services, on a per-session basis, based on verified identity and context. Whether applied to cloud workloads, remote employees, or\u00a0on-premises\u00a0systems, ZTA treats every transaction as potentially hostile until proven otherwise.<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t

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Synonyms<\/h2>\t\t\t\t<\/div>\n\t\t
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