Collaborate Disseminate
Security Engineer [Guillaume Quéré] spends the day penetration testing systems for their employer and has pointed out and successfully exploited a rather obvious weakness in the BitLocker full volume encryption …read more Continue reading Bypassing Bitlocker with a Logic Analzyer
I’ve learned that a key protector encrypts the VMK (volume master key), then the VMK encrypts the FVEK (full volume encryption key), and finally the FVEK encrypts the actual data blocks.
I’ve also learned that the numeric password (aka. &q… Continue reading What does an exported BitLocker key package contain?
This post features solutions to fix BitLocker Waiting for Activation error on Windows devices. Bitlocker is a disk encryption feature in Windows devices that protects data by encrypting entire volumes. But recently, some users have encountered the BitL… Continue reading Fix BitLocker Waiting for Activation error on Windows 11/10
Windows 11, bitlocked C:\ Drive (I have the bitlocker key and can unencrypt drive).
Onedrive installed, synced to my Docs folder but not signed in to OneDrive account (never signed in).
Uninstalled one drive.
C:\Users\myaccount\OneDrive\Do… Continue reading Recover deleted (Shift+Delete) One Drive Folder on a bitlocker enabled drive. Should I unencrypt drive before I atempt recovery?
I keep reading how it’s best to use Bitlocker’s full disk encryption with a TPM + PIN instead of just a passphrase twithout a TPM but I’ve been wondering why.
Assuming that a very strong password is used, the only way to penetrate Bitlocke… Continue reading Bitlocker TPM + PIN vs password without TPM [duplicate]
This post features solutions to fix the Bitlocker Error Code 0x80072f9a on Windows 11/10. BitLocker is an encryption feature included with Microsoft Windows. It is designed to protect data by providing encryption for entire volumes. However, users have… Continue reading Fix Bitlocker Error Code 0x80072f9a
The recent faulTPM paper (https://arxiv.org/pdf/2304.14717v1.pdf) deals mostly with Bitlocker and only mentions LUKS to note the differences.
The authors state:
With a passphrase, however, the same level of security that the passphrase-on… Continue reading Does faulTPM defeat the LUKS-based FDE with a passphrase?
Some users complained about this issue that when they access BitLocker on their Windows 11/10 computer, they see a For your security, some settings are managed by your system administrator message on the top part of the BitLocker Drive Encryption windo… Continue reading For your security, some settings are managed by your system administrator
I seen you can associate a smart card when you encrypt the drive with bitlocker, but I am not sure if …
You can unlock with a smart card as an alternative to your password that you set (not the recovery key);
Or it is the smart card an … Continue reading Can you require both a password and a smart card to unlock a bitlocker drive?
Microsoft has published information about a recent security problem classified as "BitLocker Security Feature Bypass" identified as CVE-2022-41099 which points out that Windows Recovery Environment (WinRE) images are at this time… Continue reading Why/When does patching CVE-2022-41099 (BitLocker Bypass) require extra steps?