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In the worked example below, the user name is mdoyle on the unix host we're logged in to (hydra), and mike on the host we're setting up for ssh_key access (10.0.1.3).

Unix Command/outputMeaning/Comment
[mdoyle@hydra ~]$ ssh-keygen
Generating public/private rsa key pair.
Enter file in which to save the key (/home/mdoyle/.ssh/id_rsa):
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /home/mdoyle/.ssh/id_rsa.
Your public key has been saved in /home/mdoyle/.ssh/id_rsa.pub.
Generate the key. Do not specify a password to allow for use in scripts without user input.
[mdoyle@hydra ~]$ scp .ssh/id_rsa.pub mike@10.0.1.3:
Password for mike@mc:
id_rsa.pub                                   100% 411 0.4KB/s 00:00

Copy the key to the remote host. You WILL be prompted for your password.


[mdoyle@hydra ~]$ ssh mike@10.0.1.3
Password for mike@mc:

Last login: Tue Sep 12 14:25:36 2017 from 10.0.1.1
Welcome to FreeBSD!


Log in to the remote host, enter your password (for the last time)
[mike@mc ~]$ cat id_rsa.pub >> .ssh/authorized_keys
[mike@mc ~]$ chmod 600 .ssh/authorized_keys
[mike@mc ~]$ rm id_rsa.pub
[mike@mc ~]$ logout
Connection to 10.0.1.3 closed.
Append the key to the authorized keys file
[mdoyle@hydra ~]$ ssh mike@10.0.1.3
Last login: Tue Sep 12 14:29:45 2017 from 10.0.1.1
Welcome to FreeBSD!
Now you log in with no password prompt

Existing Key

To create you "authorized_keys" file you can copy the file from your local system using the following:

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Warning

Permissions that are required are 600 for that authorized_keys file.

Incorrect permissions will prevent you from logging in!

iQSonar configuration

Navigate to locations > credentials

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