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Common uses are to verify platform integrity (to verify that the boot process starts from a trusted combination of hardware and software), and to store disk encryption keys. One of Windows 11's operating system requirements is TPM 2.0 implementation. Microsoft has stated that this is to help increase security against firmware attacks.
When used in conjunction with a compatible Trusted Platform Module (TPM), BitLocker can validate the integrity of boot and system files before decrypting a protected volume; an unsuccessful validation will prohibit access to a protected system. [6] [7] BitLocker was briefly called Secure Startup before Windows Vista's release to manufacturing. [6]
Windows 11 is the latest major release of Microsoft's ... and will not allow the games to be run on the OS if secure boot and a TPM 2.0-compliant coprocessor ...
[8] [14] NGSCB has yet to fully materialize; however, aspects of it are available in features such as BitLocker of Windows Vista, Measured Boot and UEFI of Windows 8, [15] Certificate Attestation of Windows 8.1, [16] Device Guard of Windows 10. [17] and Device Encryption in Windows 11 Home editions, with TPM 2.0 mandatory for installation.
PCR0 – CRTM, BIOS code, and Host Platform Extensions [a] PCR1 – Host Platform Configuration; PCR2 – Option ROM Code; PCR3 – Option ROM Configuration and Data; PCR4 – IPL (Initial Program Loader) Code (usually the Master Boot Record – MBR) PCR5 – IPL Code Configuration and Data (for use by the IPL Code) PCR6 – State Transition ...
When Secure Boot is enabled, it is initially placed in "setup" mode, which allows a public key known as the "platform key" (PK) to be written to the firmware. Once the key is written, Secure Boot enters "User" mode, where only UEFI drivers and OS boot loaders signed with the platform key can be loaded by the firmware.
Windows 11 Search adds the ability to search for documents and photos using descriptive phrases instead of just file names. [13] Super Resolution: photographs may now be enhanced up to 8x without sacrificing quality using AI upscaling, which works faster on Copilot+ PCs. [14] Windows Recall (preview) which lets users find content they have ...
The first Insider build for Windows 11 was released on June 28, 2021 for the Dev Channel. ... Older CPUs and systems without TPM or Secure Boot may be able to run ...
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