[pontsprit]

Regardless, if Square were to offer legitimate 2FA I would probably feel more comfortable using their debit card for daily life..Can't seem to find any details regarding this on the FAQ though.

[gnicholas]

For sure. It's surprising how many legit banks believe that cell phones are appropriate for authentication of large transactions.

[traviscj]

Everything is a probability game; it’s not about reducing risk to zero (impossible!) but having less risk than the alternative.