Zero-Trust Service Identity in Cloud-Native Infrastructure
Keywords:
zero trust, cloud security, service identity, microservices, authorizationAbstract
This systems perspective examines zero-trust service identity in cloud-native infrastructure. The organizing question is how identity, authorization, and workload provenance should survive rapid scaling and service churn. Ten related scholarly sources are synthesized through a decision-centered framework spanning problem definition, mechanism, measurement, evaluation, implementation, and governance. The review does not invent experiments, pooled estimates, or unreported quantitative results. It instead evaluates the strength and transferability of the available evidence, with particular attention to equating network segmentation with verified workload identity. The resulting framework links technical or empirical performance to explicit use conditions and identifies tests that should precede wider adoption in multi-tenant cloud and edge service meshes.
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