Siregar, U. A. F. S., Sitepu, Y., Marpaung, M., Sitindaon, S., Tobing, F. and Sudarto, S. (2026) “Blockchain Approach As A Digital Identity Security Solution In Banking Digital Transformation”, Jurnal Media Computer Science, 5(1), pp. 31-38. doi: 10.37676/jmcs.v5i1.10316.