METHOD OF SECURE PIN ENTRY AND OPERATION MODE SETTING IN A PERSONAL PORTABLE DEVICE

摘要

The invention relates to a portable electronic device comprising: means for fingerprint user authentication having a fingerprint sensor; means for entering first data; wherein said means for entering said first data being coupled to the fingerprint sensor, said first data being entered by sensing a presence of an object relative to the fingerprint sensor, the first data being independent of biometric characteristics of the object.