Well, it was you who pressed the key, wasn't it.?? (^^,)
As the sayings go... Don't take candy from strangers.
Use the Brain.EXE, the best Free Firewall and Anti-Virus there is. ( aka Use your Common Sense )
For example a Trojan horse...
You don't tell it to fix up your PC...
But it Does.
And people that says, they NEVER have a Virus ect.
Never use a Anti-Virus program.
So before you turn any screw,
or loosen any bolt,
check the Nut behind the keyboard.
The biggest security hole is always between the chair and the keyboard. (^^,)