Allwine, Allwine, and Jimmi Hendrik P. Sitorus. “KEAMANAN DATA DENGAN SKEMA MULTI-KEY HIERARCHICAL IDENTITY-BASED SIGNATURE”. Jurnal Bisantara Informatika 3, no. 1 (June 25, 2019): 1-17. Accessed September 21, 2026. https://www.bisantara.amikparbinanusantara.ac.id/index.php/bisantara/article/view/7.