Earlier quoted context omitted.
Thanks for the link! Apple sent out at least 1 update to TouchID as part of a regular iOS update. In my view, from a few miles up, the fact that you can update TouchID doesn't install a lot of confidence in this tech. Apple can change its workings, and it can also interface with TouchID from outside in order to update it. Would you care to elaborate why you're still sure that Apple (or the NSA) couldn't change TouchI…
Do you have a link to the touchID update? Because there's touchID the software, and touchID the hardware. The software interfaces with the actual circuitry but can still only basically say "can you please encrypt this?" and "can you please decrypt this", in addition to saying "hey was that fingerprint valid?" - that's it. Even the OS-level software doesn't have access to fingerprint data. Heck, even the physical WIRE…
http://support.apple.com/kb/DL1736
"Further improvements to Touch ID fingerprint recognition".
TouchID was updated in system updates 7.0.1, 7.1 and 7.11: