Sughrue Mion, PLLC
Mobile system including firmware verification function and firmware update method thereof
Provided are a method of updating firmware of a device, a device, and a mobile system including the device. The method includes: receiving, from a host, a first hash value and a signature, the first hash value corresponding to a firmware image at the host; performing a pre-verify operation for at least one of integrity verification and signature certification on the firmware image using the received first hash value and the received signature; receiving the firmware image from the host according to a result of the pre-verify operation; and obtaining a second hash value from the received firmware image to perform a post-verify operation for at least one of integrity verification and signature certification on the received firmware image.
SAMSUNG ELECTRONICS CO., LTD.
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inventional inventional additional inventional inventional inventional inventional
Jun Ho Yongjae Hyuksang Wonill Hyosun
Lee Sung Choi Lee Hwang