Differences

This shows you the differences between two versions of the page.

--- servers:secure_shell [2020/06/12 03:10] – Sean Rhone
+++ servers:secure_shell [2024/08/13 16:29] (current) – removed Sean Rhone
@@ Line 1: / Line 1: @@
-====== Information ======
-  * OpenSSH server notes
-  * See [[clients:secure_shell|SSH Client]] notes for clients
-====== Config Files ======
-===== Main =====
-****
-  sudo -e '/etc/ssh/sshd_config'
-===== Custom =====
-  * Check ''sshd_config'' to make sure ''sshd_config.d'' is included
-<code>/etc/ssh/sshd_config.d</code>
-====== Force Public Key Authentication ======
-  * [[https://wiki.archlinux.org/index.php/OpenSSH#Force_public_key_authentication|ArchWiki]]
-  * :!: Be sure to generate/restore keys and to copy to server before disabling passwords
-  * :!: See [[clients:secure_shell|SSH Client]] notes
-  * Tested on [[distros:ubuntu_server|Ubuntu 20.04]]
-  echo 'PasswordAuthentication no' | sudo tee '/etc/ssh/sshd_config.d/custom-pubkey-only.conf' > '/dev/null' && cat '/etc/ssh/sshd_config.d/custom-pubkey-only.conf'
-  sudo -e '/etc/ssh/sshd_config.d/custom-pubkey-only.conf'
-===== Secure Authorized Keys =====
-  * [[https://wiki.archlinux.org/index.php/OpenSSH#Securing_the_authorized_keys_file|ArchWiki]]
-  chmod '400' ~/'.ssh/authorized_keys'
-====== Disable Root Login ======
-  * [[https://wiki.archlinux.org/index.php/OpenSSH#Deny|ArchWiki]]
-  echo 'PermitRootLogin no' | sudo tee '/etc/ssh/sshd_config.d/custom-root-login-disable.conf' > '/dev/null' && cat '/etc/ssh/sshd_config.d/custom-root-login-disable.conf'
-  sudo -e '/etc/ssh/sshd_config.d/custom-root-login-disable.conf'