How can I get the SSL key for traffic sent from my iPhone?

Question

I am trying to view the SSL requests that an app is making on my iPhone. I have the SSL traffic in Wireshark. However, I need to obtain the key. How can I get this key off my iPhone?

Answer 1

I ended up using mitmproxy and then following this tutorial:

http://jasdev.me/intercepting-ios-traffic

I can now view all the HTTPS requests from the app.