Generating public/private ssh keys
How to generate and use public / private ssh keys
This guide is tested on Centos 6
To generate RSA ssh key pair enter following command:
To generate DSA ssh key pair enter following command:
You will be prompted to specify a path to locate the keys
You can specify it or just press "enter" to accept default location.
Now you have the keys generated. The keys are id_rsa and id_rsa.pub.
Copy id_rsa.pub to remote host(s) in user directory, for example /home/alex/.ssh/ or ~/.ssh, and rename it to authorized_keys. Copying can be done with scp:
If you have an issue like "command not found" install ssh clients on both sides entering:
Now open /etc/ssh/sshd_config on remote host and set following attributes:
Restart ssh service
To add one more public key to remote host simply append the key to existing authorized_key manually or using command:
If you can't get why it doesn't work make sure you have selinux disabled
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