Secure firmware updates in embedded systems

An oilfield borehole device comprising a storage device including a first software image and a data structure, the data structure to include at least one of an address, a file identifier and a flag. The device further comprises a processor to download a second software image from a second storage de...

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Bibliographische Detailangaben
1. Verfasser:	SERGEI A SHARONOV
Format:	Patent
Sprache:	eng
Schlagworte:	CALCULATING COMPUTING COUNTING DETECTING MASSES OR OBJECTS EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING ELECTRIC DIGITAL DATA PROCESSING FIXED CONSTRUCTIONS GEOPHYSICS GRAVITATIONAL MEASUREMENTS MEASURING MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS PHYSICS TESTING
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Beschreibung
Zusammenfassung:	An oilfield borehole device comprising a storage device including a first software image and a data structure, the data structure to include at least one of an address, a file identifier and a flag. The device further comprises a processor to download a second software image from a second storage device external to the oilfield borehole device, the second storage device associated with the address and the second software image associated with the file identifier. The processor replaces the first software image with the second software image and changes a status of the flag after replacement of the first software image.