`curl -k | sudo bash | yes` for good measure, otherwise it might hang.
If you really want to make sure that it's the right thing (because piping to sudo bash is risky), make sure the URL starts with "pastebin", or ends in ".tk", or is an IP address.
If you really want to make sure that it's the right thing (because piping to sudo bash is risky), make sure the URL starts with "pastebin", or ends in ".tk", or is an IP address.