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Examples of custom Secure Boot public keys MokManager, a part of Shim bootloader. In 2011, Microsoft announced that computers certified to run its Windows 8 operating system had to ship with Microsoft's public key enrolled and Secure Boot enabled, which implies that using UEFI is a requirement for these devices.
On new installations of Windows 10 on systems with Secure Boot enabled, all kernel-mode drivers issued after July 29, 2015, must be digitally signed with an Extended Validation Certificate issued by Microsoft. [23] This version is the basis for "LTSB 2016", the first upgrade to the LTSB since Windows 10's release.
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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.
The Next-Generation Secure Computing Base (NGSCB; codenamed Palladium [1] and also known as Trusted Windows [2]) is a software architecture designed by Microsoft which claimed to provide users of the Windows operating system with better privacy, security, and system integrity.
Bootloader unlocking is the process of disabling the bootloader security that makes secure boot possible. It can make advanced customizations possible, such as installing custom firmware. On smartphones, this can be a custom Android distribution or another mobile operating system. Some bootloaders are not locked at all and some are locked, but ...
A PBA environment serves as an extension of the BIOS, UEFI or boot firmware and guarantees a secure, tamper-proof environment external to the operating system as a trusted authentication layer. [2] The PBA prevents any operating system from loading until the user has confirmed he/she has the correct password to unlock the computer. [ 2 ]
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