Adversary playbooks are a cybersecurity first principle strategy.They told us the adversary has an asymmetric advantage; that cyber defense has to be right every time while the offense only has to get it right once. Rick proves that proactive defense and adversary playbooks can flip that dynamic on its head. With the world of cyber defense and threat intelligence upside down, Rick and the Hash Table discuss the history of shifting the offense/defense balance, the three components of a proactive defense, and the evolution of adversary playbooks and the intrusion kill chain.Cybersecurity professional development and continued education.You will learn about: adversary playbooks and proactive defense | flipping the offense/defense balance | the 3 components of a proactive defense | ISACs and ISAOsCyberWire is the world’s most trusted news source for cybersecurity information and situational awareness. Become a CyberWire Pro member today and separate the signal from the noise. Join the conversation with Rick Howard on LinkedIn and Twitter, and follow CyberWire on social media and join our community of security professionals: LinkedIn, Twitter, Youtube, Facebook, Instagram