Kubernetes 1.25 – What's new?

Kubernetes 1.25 introduces a range of enhancements and changes, including 40 updates with 13 features reaching stability, 10 existing feature improvements, 15 new additions, and the deprecation of two features. A significant highlight is the final removal of PodSecurityPolicies, superseded by the stable PodSecurity admission. The release also emphasizes security improvements such as user namespace support, forensic container checkpoints, and better SELinux integration. Cluster management sees enhancements like non-retriable Pod failures and improved handling of StorageClass defaults. Notably, the CSI migration effort progresses towards completion, facilitating more efficient storage management. The update also includes changes to APIs and feature removals, aiming to refine and optimize Kubernetes operations while enhancing security and performance.

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