Technical references : Administration : Server Hardening : Restricting the use of file types
Restricting the use of file types
For extra security you can restrict the use of file types. The following systems settings should be configured:
For secure file location, enter the allowed types in the File types field.
For file types Planon users are allowed to upload, enter the allowed types in the Allowed file types field.
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For details about system settings, please refer to the System Settings documentation.