am using MacOS on the desktop and Ubuntu Linux on the server. I disabled root login over ssh and enabled ssh based public key login. However, I recently added second Ubuntu server. I need to sync file between two using rsync command. Is there any way that I can log from the second server into my first server with root user from second server IP address only ([email protected]
}# ssh [email protected]
) without reducing OpenSSH server security option?
want to disable ssh clients from accessing using the password and only allow ssh login using SSH keys. How do I disable password authentication for SSH on Linux operating systems?
I configured and use my openssh server to accept only public key based
authentication. I need to test if my server accepting password. How to allow ssh client to use only password auth when pubkey auth configured?
am a new Linux/Unix server admin. How do I change the SSH Port for my Linux or Unix server using command line option?
penSSH version 7.2 has been released. How do I install or upgrade my existing OpenSSH version to 7.2 on a OpenBSD unix operating system?
am a new Linux server user. I need to tunnel X over ssh
. I type the following command from OS X Unix terminal to login into far_away_machine (a centos server):
ssh -X -o options -A -p 22 [email protected]
But, I am getting the following error on screen:
X11 forwarding request failed on channel 0
Last login: Sun Mar 23 15:58:51 2014 from 126.96.36.199
How do I fix “X11 forwarding request failed on channel 0” on Linux or Unix-like systems?
recently read that SSH keys provide a secure way of logging into a Linux and Unix-based server. How do I set up SSH keys on a Linux or Unix based systems? In SSH for Linux/Unix, how do I set up public key authentication?