Automatic identification and data capture largely known as AIDC refers to the procedures of automatically identifying various technical objects, gathering data about those objects, and entering them directly into more than one particular computer systems. This procedure requires no human involvement and can run in an absolutely automatic way. Technologies which are usually considered as segments of AIDC are bar codes, biometrics, Radio Frequency Identification (RFID), Optical Character Recognition (OCR), magnetic stripes, voice recognition, smart cards etc. AIDC is also known as “Automatic Data Capture”, “Auto-ID”, “Automatic Identification” etc.