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Comment by pregnenolone

3 days ago

> Bitlocker encryption key in plaintext

Actually, this is not the case. BitLocker wraps the key, meaning even if the TPM were compromised, one would still have to brute-force the PIN for the actual key. It’s cryptsetup on Linux that stores the key on the TPM in plaintext. This vulnerability has been known for quite a while and nothing has been done about it so far.

https://arxiv.org/abs/2304.14717

https://github.com/systemd/systemd/issues/37386

https://github.com/systemd/systemd/pull/27502