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Re: Authentication for telnet.

On Wed 09 Oct 2019 at 07:25:39 (-0700), peter@easthope.ca wrote:
> From: Andy Smith <andy@strugglers.net>
> Date: Sun, 29 Sep 2019 23:03:14 +0000
> > It is confusing why you would need to do this to localhost as you
> > could just type "bash" (or dash or zsh or whatever) to get a new
> > shell. So it would help our understanding if you were to explain
> > what your use case is for this new interactive shell session.
> Oberon has a client for protocol Telnet and a client for SSH. bash, 
> dash, sudo, rlogin and many other tools don't exist in Oberon.  I 
> avoided discussing this deliberately.  For most readers it's an 
> annoying digression; for some will cause mental upset. 
> In most Debian situations, once a user is logged in to the system, a 
> shell session is opened without a password.  "telnet localhost" is 
> analogous to that.  "ssh localhost" is rarely used.

Why? sshd is modern and secure. telnetd is ancient and insecure and
ought not to be on the system at all.

> If sitting in a 
> public place, be careful that someone isn't watching when you type the 
> password.

Why would you be typing a password after typing ssh localhost?
Just type:

$ cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys 


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