The portal, launched on June 2, 2026 to facilitate services such as verification and re-evaluation of answer scripts for candidates who had appeared in the XII Board Examination, was subjected to repeated and coordinated cyber attacks over the past three days, CBSE said in its statement.

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The Central Board of Secondary Education (CBSE) on Friday (June 5, 2026) filed a formal complaint with the Intelligence Fusion & Strategic Operations (IFSO) Unit of Delhi Police concerning a series of coordinated and sophisticated cyber attacks directed at its Post-Result Services Portal.In a statement, the board said as the portal caters to lakhs of students across the country for availing post-result services, any disruption to its functioning has the potential to adversely impact a large number of stakeholders, cause significant public inconvenience, and affect public order and create dissatisfaction amongst students against the board.The portal, launched on June 2, 2026 to facilitate services such as verification and re-evaluation of answer scripts for candidates who had appeared in the XII Board Examination, was subjected to repeated and coordinated cyber attacks over the past three days, CBSE said in its statement.The attacks involved large volumes of malicious traffic originating from multiple IP addresses within and outside the country, the board added.“The apparent objective of the attackers appeared to destabilize the platform, deny access t olegitimate users, and attempt unauthorized extraction of information by the elements inimical to national interest,” the CBSE said.The board added that in view of the nature, scale, and coordinated character of these attacks, CBSE has approached the IFSO Unit for a detailed investigation and appropriate legal action against those responsible. “It is emphasized that despite these malicious attempts, CBSE’s systems and databases remain secure and uncompromised. No data breach or unauthorized access has been detected,” the board said in its statement.The CBSE said the attacks were successfully mitigated through continuous 24×7 monitoring and response mechanisms, with support from cybersecurity teams of IIT Kanpur, IIT Madras, Digital India Corporation, the Indian Cyber Crime Coordination Centre (I4C), CERT-In, and other Central Government agencies.The CBSE has been embroiled in controversy after some class 12 students claimed that the scanned copies of their answer sheets, uploaded by the board, did not match their handwriting, raising concerns about potential mismatches in the OSM system. Published - June 05, 2026 06:14 pm IST