medium10 pts · first answer countsfirmwaresecure-boot

Verify once or every boot

An update was verified when it was downloaded. Why do secure boot designs still verify the image on every boot?

A.The signature key changes every time the device rebootsB.The hash needs to be updated as the device agesC.Flash could be changed later, by an attack or by bit errorsD.It is only needed to warm up the crypto hardware

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Verify once or every boot

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