An official generator (a desktop application, web portal, or smartphone app) takes that challenge code and runs it through a symmetric algorithm. The algorithm combines the challenge with a master service key known only to Toshiba and its authorized partners.
Locked out of your Toshiba laptop? If you've forgotten your BIOS password, you can use the built-in Challenge/Response system to regain access. Here is the step-by-step guide to generating your code. 1. Generate Your Challenge Code toshiba challenge response code generator