MänuCool #38c3 talk about bypassing #BitLocker in TPM only mode. A downgrade attack allows you to exploit "bitpixie" again.
https://media.ccc.de/v/38c3-windows-bitlocker-screwed-without-a-screwdriver
PXE Boot → boot downgraded/vulnerable #Windows boot loader → decrypt disk using TPM → reboot → key stays in memory → boot Linux → read key
Windows BitLocker: Screwed without a Screwdriver
Ever wondered how Cellebrite and law enforcement gain access to encrypted devices without knowing the password? In this talk, we’ll demon...