Operational security is about turning the tables, looking at things from an attacker's point of view, and identifying how your own actions are making you vulnerable. Listen as Erka Koivunen, CISO of F-Secure, gets us up to speed on opsec: selecting your appropriate threat model, why you should never trust the office network, and tips for "spring cleaning" your opsec (potato chips and nail polish are recommended tools). And don't miss his favorite story of an epic corporate opsec fail. Links: Episode 6 blog post & transcript If you travel with your laptop, you probably should travel with nail polish Common Sense security tips from Erka