It is now a known fact thatWindows 10 user datais being reported back to Microsoft servers back in Redmond.
For these Windows 7/8/8.1 users there are a few updates which Microsoft has been pushing through last few days.
Namely, KB3075249 and KB3080149, if installed are known to report your data back to Microsoft servers.
There is little news about these updates but tech forums are already abuzz about their spying ways.
Do remember, these updates may reappear after a reboot.
Therefore keep a check on what your Windows 7/8/8.1 PC is updates before you install them.
source: www.techworm.net