Blocked file types

If your organization requires that users be able to download attachment of these types from OWA, you should first ensure that our organization's operating systems and application software are up-to-date in the case files that are opened by application software or ensure that your users are familiar with the risks associated with the file types in the case of files that are interpreted by scripting software.

If you want a particular file type to be allowed, you can add that file type to the AllowedFileTypes property of your users' OwaMailboxPolicy objects. Note: In order to minimize disruption from this change, we will not add a file extension to a policy's BlockedFileTypes list if that extension is already present in the AllowedFileTypes list.

Or if you want brought to you as part of the service that tries to teach you clever shortcuts you can use:. In order to determine which OwaMailboxPolicy object governs a particular user's Outlook on the Web experience, run the following commands:. The following extensions are used by various applications. While the associated vulnerabilities have been patched for years, in most cases , they are being blocked for the benefit of organizations that might still have older versions of the application software in use:.

Security of our customers' data is our utmost priority, and we hope our customers will understand and appreciate this change.

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Azure Databases. Autonomous Systems. Education Sector. Select File Type an click the Actions drop-down menu and choose the Create option.

Type in the file extension you wish to enforce and restrict, choose the program under Association and finally finish the task by clicking on OK.

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