According to a report by K7 Computing, Chennai recorded the highest number of cyberattacks in India during the quarter ended March 2020.

The infection rate in Chennai stood at 42 per cent during the period under consideration, followed by Patna at 38 per cent and Bengaluru, Hyderabad and Kolkata at 35 per cent each.

The report highlighted that majority of the cyber attackers exploited vulnerabilities in outdated software and operating systems. Windows XP and Windows 7 were the most at risk as Microsoft has stopped providing updates and patches to these versions. These attacks were designed to take advantage of user for financial gains.

In terms of threat landscape, attacks by rootkits like Curveball, Remote Code Execution, phishing attacks based on COVID-19 trends, and denial-of-service (DOS) attacks were popular. Further, the report also noted an increase in complex USB attacks such as crypto mining malware.

As per the report, Chennai, Bengaluru, Hyderabad and Kolkata recorded the highest rate of infections among tier-1 cities. Meanwhile, Patna recorded the highest rate of infection at 38 per cent followed by Guwahati, Jammu and Bhubaneswar, among the tier-2 cities.

That said, the overall rate of cyberattacks in the country reduced by 8 per cent between QE March 2019 and QE March 2020.