Argo CD 3.5 Tightens Supply Chain Security with Internal mTLS and Source Integrity

▤ Summary

Argo CD 3.5 introduces stronger internal security with mandatory mTLS between core components and Git commit signature verification before sync. The release also adds native ApplicationSet management in the UI, including list, filter, detail, and preview views. Operators gain new beta features such as impersonation for server-side tasks and Source Hydrator support for multi-repository GitOps workflows. The update also expands Helm support, improves namespace flexibility for ApplicationSets, and adds controls for concurrency and Azure integration edge cases.

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