Recently I was asked by a client to do a penetration test on one of their mobile apps. Fun stuff. One of the things I always test is security of the communication channel. Often SSL over HTTP is used for that. The WiFi Pineapple is a great companion for this as it provides an easy way for setting up a wireless access point with some attacks on the communication, leaving your own pentest machine free for other attacks.
more here...............http://champagneandsecurity.wordpress.com/2014/07/26/sslsplit-on-wifi-pineapple/
more here...............http://champagneandsecurity.wordpress.com/2014/07/26/sslsplit-on-wifi-pineapple/