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This guide explains how to authenticate with and use the Keycloak Admin REST API from a backend application. It walks through the necessary setup, authentication flow, and execution of a sample API request to list users in a realm. Variables Certain paramete...

This guide explains how to integrate external identity providers (IdPs) like Google, GitHub, Facebook, or LDAP/Active Directory into a Keycloak realm. It walks through the necessary setup, configuration, and execution of a login flow that delegates authenticat...

A realm in Keycloak is the top-level container for managing users, roles, groups, identity providers, and applications. It provides complete logical isolation, making it ideal for multi-tenant systems or staging/production splits. This guide explains different...

Users in Keycloak represent the individuals or system accounts that authenticate and interact with your applications. This guide explains multiple methods to create and manage users via the Admin Console, REST API, and Docker CLI while covering required roles,...

A client in Keycloak represents an application or service that uses Keycloak to authenticate users. Clients can be web apps, REST APIs, mobile apps, or even CLI tools. This guide explains how to create and configure clients through the Admin Console, REST API,...

Roles and permissions in Keycloak define what users and applications are allowed to do. Roles can be assigned to users, groups, or clients, and are embedded into access tokens to enforce authorization. This guide explains how to define and manage roles via the...

Identity federation allows you to delegate authentication to external identity providers (IdPs) like Google, GitHub, Facebook, or enterprise systems such as LDAP and Active Directory. This guide explains how to integrate identity providers using the Keycloak A...

Two-Factor Authentication (2FA) adds an extra layer of security to user logins by requiring something the user knows (password) and something they have (typically an OTP via a mobile app). This guide explains how to enable and enforce OTP-based 2FA for all or ...

Password resets are a critical part of account lifecycle management. Keycloak provides multiple secure methods for resetting a user’s password manually through the Admin Console, programmatically via REST API, or via user self-service workflows using email lin...

KeyDB is an open-source, high-performance in-memory database solution designed for real-time applications. Fully compatible with Redis, it offers advanced features such as multithreading, active-active replication, and forkless background saving. Engineered fo...

Elestio provides a complete solution for setting up and managing software clusters. This helps users deploy, scale, and maintain applications more reliably. Clustering improves performance and ensures that services remain available, even if one part of the sys...

Creating a cluster is a foundational step when deploying services in Elestio. Clusters provide isolated environments where you can run containerized workloads, databases, and applications. Elestio’s web dashboard helps the process, allowing you to configure co...

Node management plays a critical role in operating reliable and scalable infrastructure on Elestio. Whether you’re deploying stateless applications or stateful services like databases, managing the underlying compute units nodes is essential for maintaining st...

As your application usage grows or your infrastructure requirements change, scaling your cluster becomes essential. In Elestio, you can scale horizontally by adding new nodes to an existing cluster. This operation allows you to expand your compute capacity, im...

Clusters can be designed for high availability or role-based workloads, where certain nodes may take on leadership or coordination responsibilities. In these scenarios, promoting a node is a key administrative task. It allows you to change the role of a node. ...

Over time, infrastructure needs change. You may scale down a cluster after peak load, decommission outdated resources, or remove a node that is no longer needed for cost, isolation, or maintenance reasons. Removing a node from a cluster is a safe and structure...

Reliable backups are essential for data resilience, recovery, and business continuity. Elestio provides built-in support for managing backups across all supported services, ensuring that your data is protected against accidental loss, corruption, or infrastruc...

Securing access to services is a fundamental part of managing cloud infrastructure. One of the most effective ways to reduce unauthorized access is by restricting connectivity to a defined set of IP addresses. Elestio supports IP-based access control through i...