How to disable user login(linux)?

[AA786]

How to disable user login(linux)?

disable user I

[Ivan Krastev · Accepted solution]

Telnet or ssh login ?
For one user or for all ?

regards,
ivan

[SJO EGGER]

lock: passwd -l
unlock: passwd -u

regards

[AA786]

for all !!

[AA786]

i mean for 1 user but shd disable ssh,telnet login

[SJO EGGER]

once again:

lock: passwd -l
no ssh and telnet login for this user.

unlock: passwd -u
ssh and telnet login for this user.

please try it.
regards

[AA786]

THANKS .........................

[AA786]

thanks