# THE SERVICE

- [Overview](/otp-enrollment/the-service/overview.md): Enroll and manage tokens for multi-factor authentication.
- [About this release](/otp-enrollment/the-service/about-this-release.md)
- [Release notes](/otp-enrollment/the-service/about-this-release/release-notes.md): This will highlight the key items. For more in-depth details, please contact Fortified ID.
- [Breaking changes](/otp-enrollment/the-service/about-this-release/breaking-changes.md): Here we address changes that may cause previously working configurations to stop working after the update, if they are not adjusted to handle the changes below.
- [Get started](/otp-enrollment/the-service/get-started.md): Check out our use case!
- [Installation](/otp-enrollment/the-service/installation.md): This section how to do a new installation or an upgrade of a Fortified ID product.
- [Container](/otp-enrollment/the-service/installation/container.md)
- [Linux](/otp-enrollment/the-service/installation/linux.md)
- [Windows](/otp-enrollment/the-service/installation/windows.md)