MURALI PONAGANTI; VALLEM RANADHEER REDDY; KUMARASWAMY KANKALA; BALA KRISHNA VARIKUNTLA; ENUGURTHI GANGARAM; KAMMARA VENKATARANGAIAH ACHARI. A Block chain-Based Privacy-Preserving Framework for Detecting Cheating in Online Examinations without Video Surveillance. International Journal of Computer Information Systems and Industrial Management Applications, [S. l.], v. 18, n. 11s, p. 959–967, 2026. DOI: 10.70917/ijcisim-2026-3826. Disponível em: https://cspub-ijcisim.org/index.php/ijcisim/article/view/3826. Acesso em: 19 aug. 2026.