Yohanes Dewantara Marpaung, Halim Budi Santoso, Erick Kurniawan, Gabriel Indra Widi Tamtama, and Abdul Karim. “Integrating the NIST 800-30 Risk Management Framework With Penetration Testing: A Case Study of Web-Based Training Information Systems in a Cybersecurity Company”. Indonesian Journal of Information Systems 9, no. 1 (August 31, 2026): 90–106. Accessed September 2, 2026. https://ojs.uajy.ac.id/index.php/IJIS/article/view/14877.