Netflix Bridges AWS IAM and Internal Identity with Workload Attestation

By Leela Kumili · InfoQ · Wednesday, 21 October 2026 at 13:45 (1h ago) · Original article ↗

Netflix has developed a workload attestation mechanism for Apache Spark jobs running on Amazon EMR. The design combines AWS IAM identity with signed claims from Netflix’s control plane before issuing short-lived internal X.509 certificates, allowing managed compute workloads to authenticate to internal services without directly injecting credentials.

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Netflix Bridges AWS IAM and Internal Identity with Workload Attestation

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