Using Genetics to Target Genetics

Vivi's hard drive plus auto hacker shaped like an earring for easy and unobtrusive transport was systematically attacking his computer via USB port copying files as they were unlocked. She flipped back one file and took in the title, targeting agent to genetics. The idea of using genetics to target some kind of bioweapon was particularly terrifying. Was this how they had attacked the agent's family so precisely? What exactly had the disease done to them? Vivi tried to imagine what it might feel like if your DNA changed. A door opened outside Sturgis's office before the light went on in the ante room. No suspicion that someone might be trying to kill her or steal her identity