Patent ID: 9552482
Date: 2017-01-24
CPC Classifications: G06F,H04L

Claim:
1. A method for determining debug authorization for a motherboard control module, the motherboard control module comprising a chip and a flash memory, the chip storing a device identity of the motherboard control module, the flash memory comprising a plurality of data regions; the method comprising: obtaining a corresponding chip unique password according to the device identity and a data region identity of a first data region of the data regions; and comparing a characteristic of the chip unique password with a first chip unique reference password stored in the first data region, encrypting the first data region when the characteristic of the chip unique password matches the first chip unique reference password to generate a digital signature, and, upon receipt of a debug approval from an entity to which the digital signature is sent, deactivating a digital signature authentication mechanism to authorize an execution of debugging of the flash memory, wherein when the digital signature authentication mechanism is deactivated, the execution of debugging of any of the data regions is authorized.