How to portscan your computer for security holes
If you're smart and you're connected to the net, you're concerned about computer security. Open ports on your computers are invitations to criminal hackers and other evildoers to wreak havoc - and if you don't protect yourself, no one else will.
The good news is that much like home security, it's quite easy to lock the door. Test out those locks with a port scanner utility, which probes your computers for security holes.
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