We had known Nir and Rajiv for over a decade and hoped to be part of whatever they did next. Nir had unparalleled technical chops, deep expertise in security, and a clear drive to derail the incumbent – so clear that it was written right there on his license plate. We introduced him to Rajiv, a world class engineering leader with a knack for hiring and motivating elite coders, co-invested with Greylock, and incubated the team.