A usefull Attendance Tracking System built with Arduino that utilizes RFID for authentication.
RFID based attendance system can be used in educational institutions, industries, anywhere.
RFID is emerging technology and is used in applications where authentication is needed.
RFID attendance system is secured, but there is a chance of misusing the cards. One person can give another person’s attendance if he/she had RFID card.
If the card was swiped for more than once, there is a chance of giving attendance for next days also if code is not written properly.