CBSE flunks security test: Who's to blame for paper leak?

Within a few hours of Class 10 Maths Board Exam 2018 was conducted today at various examination centres across the country, the board has confirmed the re-examination of the same paper on its official website.

The exam is being re-conducted because of paper leaking via Whatsapp and according to the sources it was circulated among students two days ago from the exam date.