According to a report from 9to5 Mac, codes found in iOS indicate that Apple next-generation iPhone will have a biometric fingerprint sensor. The following strings are what an iPhone with VoiceOver would read to a user.
hPhoto of a person holding an iPhone with their left hand while touching the Home button with their thumb_;
A fingerprint that changes colour during the setup process._
iPhoto of a person holding an iPhone with their right hand while touching the Home button with their thumb_Recognition is
The report also suggests that the user-interface for the fingerprint scanning is complete. The fingerprint technology is reportedly focused around unlocking the iPhone. However, its use as a means of providing secure payment remains a possibility. It has been widely reported that Apple will launch an iWallet payment service in the future.