Blocking IPs or even countries on Windows systems using IPSec

September 13, 2008
Filed under Security

First get IPSec installed. It comes with XP’s SP2 so if you didn’t do it yet, install SP2. If you’re on a server version of windows, this can be tricky as you first install IPSec on a XP then you run the command from XP’s “Program Files/Support” folder.
So, to block one single IP, write this [...]

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