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AWS IAM Identity Center Identity Store APIs now accept resource ARNs in addition to resource IDs

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AWS·Sep 30, 2026, 08:00 AMFeatureAI-assisted summary

Summary

Identity Store APIs now accept ARNs for users, groups, memberships, and identity stores alongside IDs
Allows direct ARN usage, simplifying code and eliminating parsing errors while responses still return IDs
Invalid or mismatched ARNs result in ValidationException; feature is additive and incurs no extra cost

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Official source Last checked Oct 5, 2026, 10:00 AM

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