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BIOS 更新時は BitLocker をオフに

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?????????????? PC ???? BIOS ????????????????????????????????????????????????????

BitLocker-Updated

?? BIOS ?????????????? BitLocker ??????????????????????????????????????????????????????????????????????????????? (48 ????) ?????????OS ????????????????????????????????????????????????????

?????????????????BitLocker ???????????????????????/?????????????????????????????????????????????????

BitLocker ? BIOS ?????????????????????????????????????????? OS ????????????????

TechNet Magazine June 2007
?BitLocker ?????????????????????
https://www.microsoft.com/technet/technetmag/issues/2007/06/
BitLocker/default.aspx?loc=jp/

?????BitLocker ??Core Root of Trust Measurement (CRTM)?BIOS ????????????????????? ROM ????MBR ????NTFS ??? ?????????? ???????????????????????????????????????????????BitLocker ????????????????????????????????

??????BIOS ?????MBR ?????????????????????????????BitLocker ???????????????

??????????????TPM ???????????????????????TPM ?????????????????USB ????????? BitLocker ???????????????????????????

???????????????????????????????????????????????????????????????

TechNet Magazine April 2007
?Windows Vista ???????:?3??
https://www.microsoft.com/technet/technetmag/issues/2007/04/
VistaKernel/Default.aspx?loc=jp
?BitLocker?????