Posts Tagged ‘OneDrive’

There are three major mobile operating systems, and three major cloud services. Most Android users are deep into the Google’s ecosystem. iCloud is an essential part of iOS, while cloud services provided by Microsoft under the OneDrive umbrella are used not only by the few Windows Phone and Windows 10 Mobile customers but by users of other mobile and desktop platforms.

In this article, we’ll try to figure out what types of data are available for extraction and forensic analysis in the three major cloud platforms: Apple iCloud, Google Account and Microsoft Account.

Acquisition Tools

For the purpose of this article, we will use ElcomSoft-developed cloud extraction tools.

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Beginning with Windows 8.1 and Windows Phone 8.1, Microsoft started unifying its mobile and desktop operating systems. No wonder the two versions of Microsoft’s latest OS, Windows 10, share the same approach to two-factor authentication.

Microsoft employs a somewhat unique approach to two-factor authentication. Even if the user does not want to use two-factor authentication and does not set up any secondary authentication methods, in some circumstances Microsoft would still prompt to confirm account login. Just like Google, the company would verify unusual sign-in activities occurring from a new device in another country. However, it’s not just that. Microsoft would also try to verify Microsoft Account activities once the user attempts to restore a new phone (Windows Phone 8.1 or Windows 10 Mobile) from OneDrive backup. Interestingly, Microsoft would do exactly the same verification if one sets up an account on a new PC (desktop, laptop or tablet) and attempts to restore from OneDrive backup.

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