An electronic device. The electronic device comprises a memory comprising a confidential information region and a non-confidential information region, a processor, and an application stored in the memory. When executed by the processor, the application determines if a reboot has occurred after a most recent power-off boot, where a reboot takes place without removing power from the processor and memory and, in response to determining that the reboot occurred after the most recent power-off boot, prevents access of applications to the confidential information region in the memory.