Gordon Syme enhanced security scanning in the CircleCI-Public/circleci-cli repository by replacing external Snyk vulnerability checks with an internally developed vuln-scanner orb. This update improved CI/CD pipeline security by integrating vulnerability scanning directly into CircleCI workflows, reducing reliance on third-party tools and aligning with internal security policies. Gordon implemented the solution using YAML to define the new orb and leveraged DevOps and security scanning expertise to ensure seamless integration. The rollout included comprehensive validation and documentation updates, supporting smooth adoption across teams. The work demonstrated a focused approach to strengthening security posture and optimizing feedback speed within the CI/CD process.