On some Toughbooks, shorting specific pins of the BIOS chip (often a Winbond 25-series SPI flash) during boot can corrupt the checksum, forcing a reset. This requires:
If you have access to the BIOS currently and wish to secure your device: panasonic toughbook bios password
Panasonic takes hardware security seriously. Unlike some manufacturers that rely on master keys, Panasonic uses a challenge-response system to prevent theft. On some Toughbooks, shorting specific pins of the