Explore how security tools set up by organizations can be turned against them in this 12-minute conference talk from Security BSides London. Delve into the potential vulnerabilities of network scanning practices and Network Access Control (NAC) solutions. Learn about common misconfigurations in these security tools and witness demonstrations of how attackers can exploit them to capture credentials used for authenticating across numerous enterprise hosts. Gain insights into the unintended consequences of routine network scanning and discover effective remediation strategies to protect your organization from these security risks.