Magnetic stripe data must start and end with specific characters (e.g., % for track 1 start, ? for end). v2017 automatically adds these if missing, but also allows advanced users to override sentinels for non-standard applications (e.g., time attendance systems).
The interface typically presents data in three formats:
Magnetic stripe data must start and end with specific characters (e.g., % for track 1 start, ? for end). v2017 automatically adds these if missing, but also allows advanced users to override sentinels for non-standard applications (e.g., time attendance systems).
The interface typically presents data in three formats: