Harliyan Tri Mardian. “Evaluation of Readiness for Implementing ISO IEC 20000-1:2018 in Information Technology Services at the Pekalongan City Communication and Informatics Office Using a Gap Analysis Approach”. Cyber Security and Network Management, vol. 1, no. 2, May 2026, pp. 49-57, doi:10.66472/cybernet.v1i2.530.