[1]
Maulani, G., Gunawan, G., Leli, L., Ayu Nabila, E. and Yestina Sari, W. 2021. Digital Certificate Authority with Blockchain Cybersecurity in Education. International Journal of Cyber ​​and IT Service Management (IJCITSM). 1, 1 (May 2021), 136–150. DOI:https://doi.org/10.34306/ijcitsm.v1i1.40.