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Category: Devops

Runtime Protobuf Schemas in Keycloak's Embedded Infinispan

Runtime Protobuf Schemas in Keycloak's Embedded Infinispan

Keycloak offers no supported, configuration-only way to load runtime-mounted Protobuf schemas into its embedded Infinispan. This post walks through the extension pattern that bridges that gap through ProtoStream's documented initializer lifecycle, reviewed through a security and platform-engineering lens, with a runnable public demo.
Ali Tuğrul Pınar

July 2026

Beyond the Default Image: Hardening Keycloak for Enterprise Production

Beyond the Default Image: Hardening Keycloak for Enterprise Production

The default Keycloak image is a strong baseline, not a hardened production runtime. Here is how we rebuilt it on Wolfi OS, with three-tier CVE management, non-root execution, and a Quarkus-optimized runtime.
Ali Tuğrul Pınar

April 2026