She became known in the security community after the Black Hat Briefings conference in Las Vegas in August 2006, where Rutkowska presented an attack against Vista kernel protection mechanism, and also a technique dubbed Blue Pill, that used hardware virtualization to move a running OS into a virtual machine.
After presenting an attack against Vista's kernel protection mechanism at the Black Hat Briefings conference in Las Vegas in August 2006, Rutkowska gained recognition for her work on "Blue Pill," which was a technique that used hardware virtualization to move a running OS into a virtual machine.