telnet

I can see you there

Your organization has been using the insecure Telnet protocol to communicate to your company web servers. What secure protocol should you recommend to replace these Telnet sessions?

CompTIA A+ 220-701: 4.1 – Common Ports

The TCP and UDP protocols use ports to associate application communication between devices. In this video, you’ll get an overview of ports and you’ll learn which ports are most commonly found on the network.