Windows 8.1 backups can leave sensitive files exposed to Internet

The handy File History feature in Windows 8 and 8.1 is a convenience and a time-saver, but if set up without security in mind it can expose sensitive files to anyone on the Internet, security pros were told at a conference.

When picking where File History sends backups of documents, photos and the like, it’s a must to be sure that the storage chosen doesn’t allow for anonymous access, Kenneth Johnson, a senior associate with KPMG, warned an audience at (ISC)² Security Congress.

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