The manufacturing, distribution, and administration of COVID-19 vaccines has a huge attack surface. Every part of the vaccination process is vulnerable to attack ‘ from the supply chains and the manufacturing process to the distribution channels and facilities where people go to get vaccinated. The spectrum of cyberthreats is incredibly broad: from simple emails to complicated malware and zero-day exploits, almost everything is on the table during these unprecedented times. Cybersecurity fundamentals remain the most effective means of defense, says the authors.
Source: https://www.helpnetsecurity.com/2021/06/08/defending-the-covid-19-vaccine-rollout/