# Security

### In this section

* [Security principle in Talend MDM](https://help.qlik.com/talend/en-US/studio-user-guide/8.0-R2025-01/security-principle-in)
* [MDM custom roles and access control](https://help.qlik.com/talend/en-US/studio-user-guide/8.0-R2025-01/mdm-custom-roles-and-access-control)