The Telnet and SSH protocols enable techs to access and control hosts remotely using the command shell in Windows. Telnet offers no security. SSH connections are encrypted for better security.
- I'm old. … In fact, I'm so old that I remember … using the internet heavily … long before there was anything called a World Wide Web … or webpages or anything like that. … I know it's hard to imagine that, … without opening up a browser, … you could do anything on the internet. … But you could, my friends. … And I'm going to show you a couple of those things … right now. … I want to talk about one of the earliest … application protocols ever used on the internet. … It's called Telnet. … Now, it uses port 23, and to understand Telnet, … you have to understand how the internet was … back in the old days, … before we had things like Windows … and pretty MacOSes and stuff like that. … What you had is you had operating systems, … but all you had was a command line. … So, what Telnet did is it allowed me … to sit at my computer in my house, … but access another computer. … But if I was standing in front of that computer, … all I'd be seeing is a command line, right? … So Telnet simply did that. …
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