Downloads
Configure which file types and MIME types are blocked or warned.
Warned File Extensions: If users try to download a file with an extension in the Warned file extension list, they will first be presented with a warning page. To add a file extension, click the Plus icon in the Warned file extensions box and enter the file extension you want to warn, for example exe. File extensions should not contain a leading dot.
Blocked File Extensions: If users try to download a file with an extension in the Blocked file extension list, they will be blocked. To add a file extension, click the Plus icon in the Blocked file extensions box and enter the file extension you want to block, for example exe. File extensions should not contain a leading dot.
Note – Files within archives (e.g. zip files) will not be scanned for blocked file types or blocked extensions. To protect your network from these within archived files, consider blocking archive file types such as zip, rar, etc. MIME types within archives will be blocked if MIME Blocking Inspects HTTP Body is enabled in Web Protection > Filtering Options > Misc.
Warned MIME Types: If users try to download a file of a MIME type listed in the Warned MIME type list, they will first be presented with a warning page. To add a MIME type, click the Plus icon in the Warned MIME types box and enter the MIME type. You can use wildcards (*) in the Warned MIME types list, such as audio/*.
Blocked MIME Types: If users try to download a file of a MIME type listed in the Blocked MIME type list, they will be blocked. To add a MIME type, click the Plus icon in the Blocked MIME types box and enter the MIME type. You can use wildcards (*) in the Blocked MIME types list, such as audio/*.
Block downloads larger than: Specify this option to prevent users from downloading files that exceed the specified size (in MB).
Click Next to proceed to the next configuration page, Save to save your configuration, or Cancel to discard all changes and close the configuration dialog.