Security has a hidden, undiscussed problem: toxicity within security teams. An unhappy security team will result in infighting, unhappiness, and aggression. Not only will this cultivate an unpleasant environment, but it also has the potential to ruin your security team’s reputation, undermine your team’s integrity, and put your organization at risk. CISOs must acknowledge and address the sources of toxic culture to motivate and retain security pros. Security leaders can use this report to understand the primary sources of toxic culture and how to fix them.