> For the complete documentation index, see [llms.txt](https://docs-latam.messaging.sinch.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs-latam.messaging.sinch.com/permission.md).

# Permission

- [System User Role](https://docs-latam.messaging.sinch.com/permission/system-user-role.md)
- [Managing Customers | Subaccounts](https://docs-latam.messaging.sinch.com/permission/managing-customers-or-subaccounts.md)
- [Permission Levels](https://docs-latam.messaging.sinch.com/permission/permission-levels.md): Today the platform has different levels for viewing features that are tied to user permission. See below which levels are those:
- [Subaccounts & Users](https://docs-latam.messaging.sinch.com/permission/subaccounts-and-users.md): Learn how to manage subaccounts and users within the platform.
- [IP Restriction](https://docs-latam.messaging.sinch.com/permission/ip-restriction.md): Insert IPs that your users can use to access the messaging platform.
- [Two-step Verification](https://docs-latam.messaging.sinch.com/permission/two-step-verification.md): An extra layer of security for your environment.