Sheng WJ, Kasmin IF, Amin S, Zainal NK. Addressing user perception and implementing Hedera Hashgraph and voice recognition into Multi-Factor Authentication (MFA) system. ijdsaa [Internet]. 2023Jun.23 [cited 2026Aug.22];4(2):194-201. Available from: https://ijdsaa.com/index.php/welcome/article/view/165