Thiruvananthapuram, May 8 -- In one of the highest volumes of cyberattacks in India, details of 20 lakh patients with the Regional Cancer Center (RCC) here were compromised, affecting 11 out of 14 servers and causing disruptions in many divisions, including the Radiation Department.

The attack compromised the health information of over 20 lakh patients and demanded a ransom in cryptocurrency, sources told UNI.

But there were allegations that the Korean-based cybercriminals successfully infiltrated the data source of RCC and extracted sensitive information of over 80 lakh patients and demanded a ransom of USD 100 millions.

"The cyberattack on the Radiation Department at the RCC in Thiruvananthapuram took place on April 30, 2024. It is a s...