The software can read back data immediately after writing to confirm accuracy, which is essential for mission-critical encoding.

He wasn't a thief, at least not in the way the movies portrayed them. He was a digital archaeologist. His latest "dig" was a box of unlabelled hotel keycards and arcade passes found in a defunct tech magnate's estate sale.

This software is intended for , such as:

import serial ser = serial.Serial('COM3', 9600, timeout=1) # Command to write track 1 (example for certain firmware) ser.write(b'%B1234567890^CARDHOLDER/NAME^2501?\r') ser.close()