14.04: How to ssh/scp as root with NO password prompting?
12692
How can I set up password-less SSH login?
68545
How to set up passwordless SSH access for root user
69535
How to add a ssh user who only has permissions to access specific folder?
127624
How to allow unauthenticated logins over ssh on FreeBSD?
149642
Permitting scp but not ssh - without scponly
6916
How to have root access without logging as root?
68587
SSH login without password with kerberos
140773
How can I ssh to a remote server with an automated password and no key?
18216
Disable direct login for normal users but allow scp and sftp?
3348
Why am I still getting a password prompt with ssh with public key authentication?
16597
No password prompt at sudo command
123461
enable access via ssh-key without using ~/ssh/authorized_keys
95291
Unable to create a user with password via ssh
88381
how to use rsync (using password-less ssh), with sudo just on the local side?
123800
permission denied for root@localhost for ssh connection
59145
SSH to untrusted machine
58430
Run script with arguments as sudo without being asked for password