METHOD FOR USING A CAPTCHA CHALLENGE TO PROTECT A REMOVABLE MOBILE FLASH MEMORY STORAGE DEVICE

摘要

The embodiments described herein generally protect a removable mobile flash memory storage device using a challenge, which may be in the form of " CAPTCHA " (Completely Automated Public Tutor Test to Tell Computers and Humans Apart). In one embodiment, a removable mobile flash memory storage device receives an instruction from a host device, generates a CAPTCHA challenge, provides the CAPTCHA challenge to the host device, receives a response to the CAPTCHA challenge from the host device And determining whether the response satisfies the CAPTCHA challenge, and performing the command only if the response satisfies the CAPTCHA challenge. In yet another embodiment, a removable mobile flash memory storage device is provided that performs this operation.;