[Info-vax] SSH mysteriously stops working

[JOUKJ]

Phillip Helbig---undress to reply wrote:
> Although I REALLY didn't change anything, SSH has mysteriously stopped
> working.  When going out, I get asked for a password when normally
> that's not the case (but then things work).  When coming in, there is a
> message that they key has changed and I get prompted for a password when
> normally that's not the case, then it looks like the password is invalid
> (although it actually is valid, as logging in without SSH shows).  The 
> same behaviour for accounts which always prompt for a password.
> 
> Any ideas?
> 
> I have to admit that I don't know much about SSH.  I set it up about 4 
> years ago and since then it has "just worked".  A few months ago, I set 
> things up so that some accounts didn't get the password prompt, and that 
> has been working fine since then as well, with no effects on accounts 
> which prompt for passwords.
> 
> There doesn't appear to be anything strange about the timestamps in 
> [.SSH2].
> 

Did you also try with a "just-created" account which was not used for 
ssh at all before the test?

                      Jouk