I use Duo to harden ssh connections from work to my box at home since I don't like leaving my home network unsecured. When people hear my iPhone buzz with the D

I use Duo to harden ssh connections from work to my box at home since I don't like leaving my home network unsecured. When people hear my iPhone buzz with the Duo authenticator callback when I open an ssh connection, they pretty much freak out at how cool it is.