SECURE BOOTING SYSTEM AND OPERATION METHOD THEREOF

A booting system includes a firmware release server, an electronic device configured to execute a boot loader and first firmware distributed from the firmware release server, the electronic device including at least one processor, a first storage unit configured to store a secret value shared with t...

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Bibliographische Detailangaben
Hauptverfasser:	Yoon, Sungho, Chu, Younsung, Kim, Jisoo
Format:	Patent
Sprache:	eng
Schlagworte:	CALCULATING COMPUTING COUNTING ELECTRIC COMMUNICATION TECHNIQUE ELECTRIC DIGITAL DATA PROCESSING ELECTRICITY PHYSICS TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Beschreibung
Zusammenfassung:	A booting system includes a firmware release server, an electronic device configured to execute a boot loader and first firmware distributed from the firmware release server, the electronic device including at least one processor, a first storage unit configured to store a secret value shared with the firmware release server, a read-only memory (ROM) configured to store a ROM code executable in booting, a second storage unit configured to store the boot loader and the first firmware, where the ROM code, when executed, causes the at least one processor to perform a verification operation on the boot loader based on the secret value and a first endorsement image received from the firmware release server, and where the boot loader is configured to perform a verification operation on the first firmware based on a second endorsement image received from the firmware release server.