this post was submitted on 03 Sep 2023
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[โ€“] [email protected] 8 points 1 year ago (1 children)

What I don't understand is how does the attester check the device is not modified? Anything client side is just a matter of time until its get bypassed.

[โ€“] [email protected] 9 points 1 year ago

It needs integration with the TPM/secure element chip in the CPU and a device key issued by the manufacturer to sign an attestation that nothing in the software chain from kernel to browser has been modified .

These schemes tends to get regularly broken, just look at SGX