Blockchain-based RBAC Model with Separation of Duties constraint in Cloud Environment. - Ok-Chol Ri; Yong-Jin Kim; You-Jin Jong (CoRR, 2022)

Improving Performance of Automated Essay Scoring by using back-translation essays and adjusted scores. - You-Jin Jong; Yong-Jin Kim; Ok-Chol Ri (CoRR, 2022)

Security Analysis of Two Recent Pairing-Free Certificateless Two-Party Authenticated Key Agreement Protocols for Smart Grid. - Yong-Jin Kim; Dok-Jun An; Son-Gyong Kim; Kum-Sok Sin; You-Jin Jong; Ok-Chol Ri (CoRR, 2022)

Hybrid load balancing method with failover capability in server cluster using SDN. - Ok-Chol Ri; Yong-Jin Kim; You-Jin Jong (CoRR, 2023)

Review of feedback in Automated Essay Scoring. - You-Jin Jong; Yong-Jin Kim; Ok-Chol Ri (CoRR, 2023)