# Security considerations

During normal operation, Qlik Compose needs to access databases and storage systems for the purpose of reading and writing data and metadata.

This section describes the procedure you should follow to ensure that any data handled by Qlik Compose will be completely secure.

In this section:

* [Setting up HTTPS for the Compose console](https://help.qlik.com/en-US/compose/December2024/Content/ComposeDWDL/Main/DW/Installation%20and%20Setup/set_up_https_for_compose_console.htm#ar_introduction_4119050450_1693583)
* [Setting the hostname and changing the HTTPS port](https://help.qlik.com/en-US/compose/December2024/Content/ComposeDWDL/Main/DW/Installation%20and%20Setup/set_hostname_and_change_https_port.htm#ar_introduction_4119050450_1698265)
* [Setting up HSTS on Compose](https://help.qlik.com/en-US/compose/December2024/Content/Global_Common/Content/SharedEMReplicate/Security/setting_hsts.htm)
* [Setting Single Sign-On Authentication with Kerberos](https://help.qlik.com/en-US/compose/December2024/Content/ComposeDWDL/Main/DW/Installation%20and%20Setup/ssokerberos.htm)
* [Changing the master user password](https://help.qlik.com/en-US/compose/December2024/Content/ComposeDWDL/Main/DW/Installation%20and%20Setup/change_master_user_password.htm#ar_introduction_4119050450_1704444)