Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now 1. Introduction Keycloak is an open-source Identity and Access Management (IAM) tool that provides Single Sign-On (SSO), authentication, and authorization for applications and microservices.In your case, Keycloak is running…
Author: Ashwani Kumar
Senior Software Development Engineer at Cotocus
Complete Tutorial: Running Keycloak 26.x on Ubuntu with LAMPP (MariaDB) in Production
Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now 1. Background You’re running: Goal:Run Keycloak as a systemd service using MariaDB from LAMPP, with production settings, automatic startup, and full connectivity. 2. Common Issues Encountered Issue 1 —…
Complete Tutorial: Installing Docker on Windows Desktop (Step-by-Step Guide, 2025 Edition)
Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Docker has become the backbone of modern software development and deployment. It lets developers package applications and their dependencies into containers that run consistently across environments. If you’re new…
Complete Guide to Cleaning Up Gradle and Flutter Caches on Windows
Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now If you develop Android or Flutter apps on Windows, chances are your C:\Users\<username>\.gradle folder has quietly grown to consume tens of gigabytes. It’s normal — Gradle stores downloaded dependencies,…
Complete Guide: Migrating Legacy Wizbrand Users to Keycloak & Customizing Email Templates
Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now When you integrated Keycloak SSO into Wizbrand, new users began being created in both Wizbrand and Keycloak.However, existing users (created before Keycloak integration) only exist in Wizbrand’s database.To unify…
Complete Guide: How to Customize and Brand Keycloak Email Templates
Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Introduction Keycloak is an open-source Identity and Access Management solution that includes built-in email functionality for sending messages like password resets, email verification, and account actions. However, the default…
How to Make Yourself an Admin in WordPress (via Database Access)
Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Applicable when you have: Identify the Database in Use Before anything, confirm which database your WordPress site is using. Open phpMyAdmin Check Existing Admin Users You can easily see…
Fixing “Client not enabled to retrieve service account” in Keycloak (with Laravel example)
Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Application logs MeaningYou tried to get a token with grant_type=client_credentials using a Keycloak client that does not have Service Accounts enabled (or isn’t confidential). Keycloak rejects it with unauthorized_client….
What is a Client Role in Keycloak?
Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now In Keycloak, clients represent applications or services (like APIs, admin dashboards, or web apps) that want to use Keycloak for authentication and authorization. Each client can have its own…
Mastering API Security: A Comprehensive Guide to Rate Limiting, CORS, Injection Attacks, CSRF, XSS and Essential Protections
Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Let’s break down API security further, moving from foundational principles into specific mechanisms, vulnerabilities, and protections. This will help you see not just what is done, but why and…