Trying to switch my sec. key to another phone. Putting the app on the new phone it asks for the S/N. FAQ's say to go to information in the app for the s/n, but I see no other options other than to actually type in an S/N Edited April 12, 2016 by LordHartigan

You need to log in to your account - remove the old security key app (using the app on the old phone),

then add a security key, which will give you a code to use on the new phones app.