Method, device, and system for dynamically binding a machine card

摘要

A machine-card dynamic binding method is provided. An SIM card is provided with a first basic file and a second basic file, sets a PIN to be in a blocked status in an initialization process, indicates that an SIM service table supports an additional terminal profile to a terminal, receives a profile download instruction, sends a proactive PROVIDE LOCAL INFORMATION command to the terminal after determining that the terminal supports PROVIDE LOCAL INFORMATION command, receives a terminal response including an IMEI number of the terminal, matches the IMEI number with an IMEI number in the first basic file, determines that a binding check succeeds if matching succeeds, sets a status flag of a binding check success into the second basic file, and sets PIN to be in an unlocked status and a disable status after SIM card initialization is completed. A machine-card dynamic binding device and system are further provided.