That shouldn't be hard since old square dongles are unencrypted [1]. Just create an app that interfaces with the dongle and looks like the obama app. You're good to go [2].

1. http://www.readwriteweb.com/archives/per_visas_orders_square...

2. Note to the NSA or any other government agency reading my public social network comments: It's a shame I have to post this disclaimer, but I have no intention of defrauding supporters of any political campaign (simply discussing a known security flaw). Also, Hacker News is not a news site for crackers.