It's not suprising that Duo Security is interested in exposing this flaw in thei...

		M4v3R on June 25, 2014 \| parent \| context \| favorite \| on: Bypass PayPal's Two-Factor Authentication It's not suprising that Duo Security is interested in exposing this flaw in their 2FA flow, since their product is a somewhat better 2FA solution. I've evaluated their solution for my project, but ultimately settled with MePIN which offered similar security at lower price.

You can end up with the same problem even if you use Duo.