David Lequin developed a security feature for the crowdsecurity/hub repository, addressing the CVE-2024-7593 authentication bypass vulnerability in Ivanti vTM. He introduced a virtual patch and a CrowdSec detection and blocking rule, leveraging his expertise in intrusion detection systems and vulnerability management. Using yaml for configuration, David designed detection patterns and automated workflows to identify and mitigate exploitation attempts. He also configured test assets to validate the patch’s effectiveness and aligned the solution with current threat intelligence. The work demonstrated a focused, in-depth approach to proactive defense, enhancing the security posture of Ivanti vTM deployments through targeted engineering.