References and specifications

Find system requirements, compatibility matrices, and operational definitions for your Okta Identity Engine environment.

System specifications and requirements

These topics cover configuration limits, valid formats, and environment prerequisites.

Link	Description
Supported operating systems and browsers	Compatibility matrices for browsers, mobile OS, and agent requirements.
Object IDs	Find identifiers for apps, groups, users, realms, and brands.
Supported Okta email address characters	Valid characters and formatting rules for user attributes.
Supported display languages	Localization settings for the admin and user interfaces.

These topics explain common tools, templates, and version tracking for daily administration.

Link	Description
Okta agent support policies	Policy statements for support of Okta agents.
Okta disaster recovery	Explains how to restore org access in the event of a regional outage.
Downloads and version histories	Release notes and version numbers for Okta agents.
Documentation for end users	Setup and configuration documentation to share with users.
Identity Engine for developers	Links to API references, SDKs, and Hooks.
Sign-In Widget (third generation)	Details the latest generation of the Sign-In Widget.
Migrate policies and apps from Microsoft Entra ID to Okta	Tools for migrating apps and policies from Microsoft.

The following topics explain the foundational models and terminology for Okta.

Link	Description
Okta architecture models	Okta architecture and best practices for designing secure identity management solutions.
Reference Architecture Center	Learn how to set up your organization with Okta and configure key features, using best practices and use cases.
Glossary	Glossary of key terms and definitions.