Outlook Webmail in Safari Issue

Mac users accessing Outlook webmail in Safari are reporting that a file called “TokenFactorylframe” is being repeatedly downloaded on their computers. Microsoft has already reported that they are aware of the issue and are investigating a fix. This issue does not affect the Outlook desktop application and does not occur when accessing webmail via other web browsers.  Until Microsoft resolves the issue, please use another browser such as Chrome or Firefox.

More information about the issue can be found on answers.microsoft.com.
 
Update: Microsoft has resolved the issue.

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