Unable to edit files in office due to SSL not being enabled

Platform Notice: Data Center Only - This article only applies to Atlassian products on the Data Center platform.

Note that this KB was created for the Data Center version of the product. Data Center KBs for non-Data-Center-specific features may also work for Server versions of the product, however they have not been tested. Support for Server* products ended on February 15th 2024. If you are running a Server product, you can visit the Atlassian Server end of support announcement to review your migration options.

*Except Fisheye and Crucible

Symptoms

A error message appears when you try to edit an office file and confluence is not using SSL.

"Access to this web server is disabled by default because it is controlled by basic authentication and does not use Secure Socket Layer (SSL)."

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Cause

According to the official Microsoft KB:

Quote

This problem occurs when the following conditions are true:

  • The server is configured for Basic authentication.

  • The connection between your computer and the web server does not use Secure Sockets Layer (SSL).

By default, file operations that use Basic authentication over a non-SSL HTTP connection are disabled in Office 2010 and Office 2013 applications.

When Basic authentication is disabled, one of the following events occurs:

  • The client application uses a different authentication method. This occurs if the server supports a different authentication method.

  • The request fails (for details about what happens when a request fails, see the list in the "Additional symptom details" section).

Resolution

You have two options to fix the issue:

1) Enable SSL in confluence.

2) Disable basic authentication on the client computer. More info about this can be found in the Microsoft KB.

Updated on April 8, 2025

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