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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]
This method can also be integrated into a Windows installation disk to activate on initial boot. Another method consists of modding the BIOS to insert the SLP 2.1-2.5 table, which can be used to replace blacklisted keys, or to add the SLP table to motherboards that do not have it (such as Gigabyte).
iPXE can be booted by a computer either by replacing (re-flashing) the existing standard PXE ROM on a supported network interface card (NIC), or by booting the NIC's standard PXE ROM and then chainloading into the iPXE binary, thus obtaining its features without the need to re-flash a NIC. iPXE firmware embeds its configuration script into the ...
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.
Windows 11 running in safe mode. Microsoft Windows' safe mode (for 7/Vista [1] /XP [2] /2000/ME/98/95 [citation needed]) is accessed by pressing the F8 key as the operating system boots. [3] Also, in a multi-boot environment with multiple versions of Windows installed side by side, the F8 key can be pressed at the OS selector prompt to get to ...
Learn how to download and install or uninstall the Desktop Gold software and if your computer meets the system requirements.
When a user is logging on to Windows, the startup sound is played, the shell (usually EXPLORER.EXE) is loaded from the [boot] section of the SYSTEM.INI file, and startup items are loaded. In all versions of Windows 9x except ME, it is also possible to load Windows by booting to a DOS prompt and typing "win".
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 ...