In my previous two columns, I began a series on building Linux-based Virtual Private Network (VPN) solutions using OpenVPN. When I left off last time, I had gotten as far through the OpenVPN server ...

Have you ever needed to expand your colocated servers at more than one provider and allow applications to communicate as if they were on the same LAN, possibly over multiple sets of firewalls and ...

The internet was supposed to be open and permission-less, transcend borders and make the world a smaller place. Some of that has been achieved, but there is also a creeping feeling that ISPs (Internet ...

If you need to encrypt traffic from your computer or mobile device, you have many options. You could buy a commercial VPN solution, or you could sign up for a VPN service and pay a monthly fee. Or for ...