Here's a story about a friend whose phone number was hacked in a banking Trojan attack: http://williamedwardscoder.tumblr.com/post/24949768311/i-know-someone-wh

Here's a story about a friend whose phone number was hacked in a banking Trojan attack: http://williamedwardscoder.tumblr.com/post/24949768311/i-know-someone-whose-2-factor-phone-authentication http://williamedwardscoder.tumblr.com/post/24949768311/i-kno... In this case it was a land line, but it's still a relevant empirical data point for those weighing options.