Usages of SSH key pair
Usages of SSH key pair
Generate SSH key pair
ssh-keygen
ssh-keygen -t rsa -b 4096 -f test
test.pub
: Public Keytest
: Private Key
Use key
Copy to remote system
Copy Public key to $REMOTE_HOST
ssh-copy-id $USER@$REMOTE_HOST -i test
or, if there is no public key in remote host
scp ~/.ssh/test.pub $USER@$REMOTE_HOST:.ssh/authorized_keys
Login use Private Key
ssh $USER@$REMOTE_HOST -i .ssh/test
./ssh/config
Edit ~/.ssh/config
as following.
Host 1.2.3.4 test
Hostname 1.2.3.4
User username
Port 22
SendEnv LANG LC_*
IdentityFile ~/.ssh/test
Connect remote system using ssh
command
ssh test