When I talk to customers, engineers, most of them know SSL is “more secure” and works with TCP 443. But most of them do not really know what is a certificate and how this encryption and decryption works. It is very important to know how it’s exactly works then the deployment and management becomes easy. Most of the PKI related issues I have worked on are related to…
If someone in your organization ask how he/she can connect to the internal network from remote location, the solution which will come to your mind (most of time) will be “VPN” (Virtual Private Network). Once you setup VPN server in your local network you can allows the users from any remote location to “dial-in” to the server and make particular device in part of network.