Tag

quarkus

Articles tagged with quarkus.

keycloak-operations

Migrating Keycloak From WildFly to Quarkus: A Cutover Guide

Migrate from the legacy WildFly Keycloak distribution to Quarkus: config conversion, the removed /auth path, custom provider changes, and a…

Guilliano MolaireGuilliano Molaire9 min read
troubleshooting

Fixing Keycloak's 431 'Request Header Fields Too Large'

Fix Keycloak HTTP 431 'Request Header Fields Too Large' errors: raise Quarkus header limits and shrink bloated tokens by trimming…

Guilliano MolaireGuilliano Molaire11 min read
troubleshooting

Keycloak Theme Not Loading: Causes and Fixes

Fix Keycloak custom themes not loading: theme caching, the themes directory and provider structure, theme selection, and Quarkus dev vs…

Guilliano MolaireGuilliano Molaire9 min read
How to Upgrade Keycloak: A Complete Migration Guide (8 to 26)
best-practices

How to Upgrade Keycloak: A Complete Migration Guide (8 to 26)

Step-by-step Keycloak upgrade guide: the path from legacy WildFly (8-16) to Quarkus (17-26), with breaking changes and tested migration strategies.

Guilliano MolaireGuilliano Molaire12 min read

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