CBSE uses QR code on question papers to track and secure exams. Here’s why they are used and what happened in the recent Class 12 maths QR code issue.

Google released an Android update fixing 129 vulnerabilities, including a zero-day flaw linked to Qualcomm chips already exploited in attacks.

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The Central Board of Secondary Education has clarified that Class 12 Mathematics question papers remain secure despite some QR codes reportedly linking to a YouTube video. Introduced in 2019 to verify ...

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