Hassan focused on security hardening and dependency management for the Informasjonsforvaltning/fdk-frontend and catalog-frontend repositories, addressing high-severity vulnerabilities through targeted JavaScript dependency upgrades. He updated packages such as tar, svgo, immutable, serialize-javascript, and sass, aligning both frontends with current security advisories and best practices. By maintaining feature parity and ensuring no code path changes beyond the necessary updates, Hassan reduced risk exposure while preserving stability. His work demonstrated careful attention to software hygiene, with clear commit messages and policy-compliant upgrades. The approach emphasized front end development and security updates, resulting in improved project stability and ongoing maintainability.