Please describe the meaning of KEK.
Key exchange keys establish a trust relationship between the operating system and the platform firmware. Each operating system (and potentially, each 3rd party application which need to communicate with platform firmware) enrolls a public key (KEKpub) into the platform firmware.
Below is an instruction that describes a task. Write a response that appropriately completes the request. ### Instruction: Please describe the meaning of KEK. ### Response: Key exchange keys establish a trust relationship between the operating system and the platform firmware. Each operating system (and potentially, each 3rd party application which need to communicate with platform firmware) enrolls a public key (KEKpub) into the platform firmware. 