SSH

Common Flags

• -l Used to specify username
• -i filename Used to specify private key used for authenticating
• -F filename Used for specifying which config file is used, default is: ~/.ssh/config

ssh example ssh username@hostname

Keys

• Private key: On user device
• Public key: On server

You can use key pairs to avoid typing a password in every time. The utilities to create this are:

ssh-keygen: Generates the keys ssh-copy-id: Sends the public key to the server

X11 Forwarding

Allows you to tunnel GUI programs over ssh

ssh -x user@hostname

Previous SSH commands

rcp > scp ftp > sftp