$ auth --admin --otp
Restricted area. A one-time code is emailed to you

unknown address — this console is limited to staff accounts

> send otp

$ otp --verify
Code sent. Valid for 10 minutes

Sent a 6-digit code to tkalra312@gmail.com

Prototype only — no mail server attached. Your code: 000000

invalid code — try again

> verify & enter