Latest cybersecurity reporting from selected sources.

HHS: Bot-Driven Attacks Can Overwhelm Email Servers, Networks and Disrupt WorkflowFederal authorities are warning healthcare and public health sector entities of email bomb attacks, a type of denial-of-service attack that can overwhelm email systems and networks and distract victims from other nefarious activities. The incidents can also disrupt clinical and business workflow.

Ransomware affiliates threaten to publish stolen data or launch DDoS attacks if victims don’t pay A ransomware-as-a-service (RaaS) group that has been around since last summer is targeting critical infrastructure in the United States, according to federal law enforcement agencies.…