Method and device for accessing BIOS password, electronic equipment and medium

The invention discloses a method and device for accessing BIOS passwords, electronic equipment and a medium, and mainly relates to the field of BIOS passwords. The method comprises the steps: when a first password input by a user is obtained, reading a second password in a preset storage medium through preset software, the preset storage medium being a storage medium except a Flash NVRAM storage medium; then judging whether the second password is consistent with a third password stored in a Flash NVRAM (Non-Volatile Random Access Memory) or not; if not, judging whether the second password is valid or not; and if the first password is valid, synchronizing the third password into the second password so as to determine whether to start up or not according to a comparison result of the first password and the third password. Therefore, compared with the mode that the BIOS password is stored in the Flash NVRAM, the situation that an illegal person tampers the password in the Flash NVRAM through bottom layer softwar