(Reuters) – Rental hackers emerged as the biggest threat to online security in the past 15 months, with the covid-19 pandemic and domestic work creating opportunities for cybercriminals, the EU's cyber security agency ENISA said in its annual report on Wednesday. [ThestudywhichcoveredtheperiodApril2020toJuly2021aimstohelpgovernmentsandbusinessesunderstandcybersecuritythreatsanddeveloptechnologiestoaddresstheproblem
High-profile ransomware attacks in recent months include the one against the Colonial Pipeline. caused fuel outages in the eastern United States in May, and a separate case involving the Brazilian company JBS SA, the world's largest meat packer.
The healthcare sector was a significant target, especially during May-July this year when hackers searched for vaccine information, the study said.
Public. administration and authorities and digital service providers also reported a large number of incidents. Hackers preferred to get paid in cryptocurrency.
Other growing cyber threats mentioned in the report include cryptojacking where a criminal uses a victim's computing power to generate cryptocurrency and which reached record levels in the first quarter of this year, and misinformation and misinformation.