Xuan Long Huang contributed to the opentofu/opentofu repository by enhancing its documentation to address security concerns around plan encryption. Focusing on technical writing and documentation skills, Xuan updated the Markdown-based guides to explicitly reference plan encryption and clarify that saved plan files should be treated as sensitive unless encryption is enabled. This work provided clear, actionable guidance for developers and operators, helping them understand the risks associated with unencrypted artifacts and encouraging best practices for secure deployments. The update demonstrated a thoughtful approach to risk reduction, though the scope was limited to documentation rather than code or bug fixes during the period.