Abstract

A system is proposed herein for providing endpoint-identity and application/agent-aware policy enforcement using a single transported security group tag (SGT). An endpoint receives an identity SGT, and an ingress network edge obtains a destination group tag (DGT) and first applies an identity-SGT-to-DGT security group access control list (SGACL) decision. A denied flow is terminated. For an identity-permitted flow, a classifier identifies an application, software agent, or artificial intelligence (AI) agent and maps the classification result to a per-flow application/agent-derived SGT (App-SGT). Only the App-SGT is transported in existing packet metadata to an egress edge, where an App-SGT-to-DGT policy determines an action. The identity SGT remains available in session state and telemetry for correlation with both policy decisions.

Creative Commons License

Creative Commons License
This work is licensed under a Creative Commons Attribution 4.0 License.

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