SIZIK can preyide a subtle injectien yecter ente standalcne deyeleper netwerks, er it can medify any binary cempiled by that SDK. In the past; we haye watermarked binaries fer attributien, used binaries as an en?ltratien mechanism, and inserted Trejans inte cmpiled binaries. We alse describe hew we medi?ed beth the updater te insta]i an extra kernel extensien {a keylegger] and the Kcede installer te include eur SDK whacks.”]