November 2025: Security-focused test hardening and repository hygiene for OpenLiberty/open-liberty. Delivered enhanced web security headers in unit tests, updated related copyright year, and laid groundwork for future modifications with a placeholder commit. These changes improve test reliability, reduce security risk, and streamline upcoming development work.

October 2025 — OpenLiberty/open-liberty: CSP hardening delivered and a critical CSP directive fallback bug fixed, strengthening security posture and policy enforcement. Key actions include implementing Content Security Policy headers with 'form-action' and 'frame-ancestors' directives (commit 434bfd18e742383133b01669724456383c30971a). Fixed Issue #56: 'Failure to Define Directive with No Fallback'. Impact includes reduced risk of unauthorized form submissions and clickjacking, improved auditability, and alignment with security standards. Technologies/skills demonstrated: Content Security Policy, HTTP security headers, security hardening, Git-based traceability, cross-functional collaboration.