During February 2026, Marc Nguyen focused on improving passkey reliability for the Bitwarden Android app by addressing a JSON parsing bug in the bitwarden/android repository. He identified and resolved an issue in fido2_privileged_community.json that was causing passkey sign-in failures across major browsers, including Chrome, Edge, Firefox, and Safari on Android. Using his expertise in JSON handling and mobile development, Marc aligned the app’s authentication flows with WebAuthn and FIDO2 standards. His work enhanced user experience by reducing sign-in friction and demonstrated strong debugging skills, code traceability, and adherence to project governance through clear linkage to related project management artifacts.