# Creating SSH-key - To generate an SSH-key, enter the following command on the "home" terminal: ``` bash ssh-keygen -t rsa -b 4096 ``` -t stands for type and this determines the type of key 2. -b stands for bits. This can be used to determine the length of the key. # Saving the SSH-key ``` Enter file in which to save the key (/home/me/.ssh/id_rsa): ``` Here you can select a different location and an alternative name for the file containing the private key. Just press "Enter" to accept the given suggestion. ``` Enter passphrase (empty for no passphrase): ``` Optionally, a password for the public key can be assigned here. This is always queried when the public key file is used to establish a connection. ``` Enter same passphrase again: ``` Enter the same password again. If the field is empty, simply press "Enter" # Copying the SSH-key on your server ```ssh-copy-id youruser@ip-address``` Copy the public key to the desired server. For this the password of the server is necessary. NOTE: this will only work if the public key lays on the default location # Login without password-authentication Now, if all of the steps are done right you´ll be able to login over ssh without your password. Simply connect over ssh (if you choose a password in the key, use the keys password ``` ssh youruser@ip-address ```