and Bitlocker runs silently in the background, decrypting data on demand. The problem is key storage. In a simplified sense, encryption keys are stored in the Trusted Platform Module (TPM).

Microsoft is investigating a bug triggering security alerts on systems with a Trusted Platform Module (TPM) processor after ...

The only edition it’s limited on is Home. For optimal security, BitLocker also requires a computer with TPM 1.2 hardware or newer. (Remember, BitLocker stores its decryption key in the TPM.) ...

The way Bitlocker works is to use a private key stored in the TPM chip to encrypt the full volume key that in turn was used to encrypt the volume data. This is all done by low-level device drivers ...

Allowing BitLocker without a TPM will require unlocking the operating system drive at startup with either a password or startup key on a USB flash drive. This option ...

Security experts have warned Windows BitLocker vulnerability could expose sensitive data in RAM, including passwords—what you need to do.

BitLocker PINs can now be 6 to 20 characters long, aligning with other Windows features that use TPM 2.0. However, Windows allows you to specify the minimum length for BitLocker Startup Pin in ...

A TPM is a sort of co-processor and small storage block used for secure access to private keys. The main uses for this are to keep BitLocker keys, Secure Boot keys and, crucially, authentication ...

BitLocker is enabled on most Windows 11 PCs ... which explains that this happens on unmanaged systems or PCs that use the Trusted Platform Module (TPM). TPM is a dedicated hardware component ...

A bug in Windows 11 24H2 and older versions of the operating system causes the BitLocker settings to stop working.