Cyber threats from rogue actors, and the need to secure critical digital infrastructure against attack, have earned a prominent role in the US national security strategy dialogue. Most often, the focus of the conversation is defensive. Herbert Lin, however, adds an interesting dimension to the discussion: the potential use of cyber attacks by US agencies to disrupt the operations of our adversaries. Lin explains a menu of options for offensive deployment of cyber tactics but also points out complex political, legal, and ethical implications surrounding their use.