Compromised (zombie) machines accounted for more than four in five(83.4 per cent) of an estimated global volume of 107 billion junk mail messages sent out every day during 2009. Black Hat 2020 session discusses how high-wattage connected devices like dishwashers and heating systems can be recruited into botnets and used to manipulate energy markets. Read the full article. The relentless rise in COVID-19 cases is battering already frayed healthcare systems and ransomware criminals are using the opportunity to strike.
Source: https://threatpost.com/botnets-evolve-adapt-expand-spam-volume-120809/73225/