SSH Passwordless Login
Step-1: Create a Public Key:
By using ssh-keygen to create a authentication key pair of SSH. this key pairs are used for automatic logins.
ssh-keygen -t rsa
Step-2: Copy Public key and paste in authorized_keys file:
Now we are going to copy a id_rsa.pub
public key and paste that key in server .ssh/authorized_keys
file
cp id_rsa.pub autorized_keys
Step-3: Permission to aceess a authorized_keys file:
Here we give a read and write acess to a authorized_keys file
chmod 600 authorized_keys
Step-4: Copy authorized_key file from local server to remote server:
Now we have an authorized_keys
file in the local server. by using the following command to we gonna copy the authorized_keys
file local server to the remote server.
ssh-copy-id root@remote_IP_address
Now if you check a remote server, here you can find local server authorized_keys were copied to a remote server in .ssh
folder.
SSH Passwordless Login
Step-1: Create a Public Key:
By using ssh-keygen to create a authentication key pair of SSH. this key pairs are used for automatic logins.
ssh-keygen -t rsa
Step-2: Copy Public key and paste in authorized_keys file:
Now we are going to copy a id_rsa.pub
public key and paste that key in server .ssh/authorized_keys
file
cp id_rsa.pub autorized_keys
Step-3: Permission to aceess a authorized_keys file:
Here we give a read and write acess to a authorized_keys file
chmod 600 authorized_keys
Step-4: Copy authorized_key file from local server to remote server:
Now we have an authorized_keys
file in the local server. by using the following command to we gonna copy the authorized_keys
file local server to the remote server.
ssh-copy-id root@remote_IP_address
Now if you check a remote server, here you can find local server authorized_keys were copied to a remote server in .ssh
folder.