0xc0000428

The 0xc0000428 error is a Windows boot issue that typically appears after a system update or installation, indicating a problem with the digital signature of a boot-critical file. Users encountering this error often see it during startup, sometimes alongside other errors like 0xc0000001. Troubleshooting steps commonly involve using a repair DVD or USB to access recovery tools, where commands such as bootrec or bcdedit may be used to fix the boot configuration. The error suggests that Windows cannot verify the integrity of a driver or system file, often due to a failed update or corrupted boot data. Resolving it usually requires repairing the boot sector or restoring the system to a previous state.