yes i know, thats why i make reference to a tutorial "BIOS Mod Tut by TTAV134" there you find all certs for each brand and the oemslp keys are posted at the end of this tut. plus how to mod bios from slic 2.0 to 2.1 i follow that tut to insert slic2.1 to two compaqs and to a sony vaio i own very very easy. i dont mean one dvd for all brands a really mean how to make a oem dvd specific brand. and thats what i mention on tools needed "some dvds"