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11
votes
5answers
997 views

Monitoring activity on my computer.

So recently I found that someone has been using my computer without consent, browsing folders, etc.... I could change all my passwords straight away, but I'm curious as the what the intruding party ...
12
votes
2answers
7k views

How to investigate cause of total hang?

My Arch machine sometimes hangs, suddenly not responding in any way to the mouse or the keyboard. The cursor is frozen. Ctrl-Alt-Backsp won't stop X11, and ctrl-alt-del does exactly nothing. The ...