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Iamp;#39;m going to demonstrate a security feature of VxWorks called binary authentication binary authentication ensures that only legitimate software can run on your device when you apply power to your hardware the hardware system finds the instructions for the bootloader and executes them if youamp;#39;re running VxWorks the bootloader loads the VxWorks kernel and executes it the vxworks kernel in turn loads some kernel modules that run in kernel space and it may also load some user applications and execute them the problem happens if somebody tampers with your loading process while trying to load your user application someone sneaks in and puts in their own malicious application for you to load may be while loading your kernel module someone goes into the module and changes a critical value in the initialization code and the vxworks kernel unwittingly loes a bad kernel module even worse maybe someone has slipped in a totally different VxWorks kernel that can destroy your system yo
