The FBI and CISA have issued a warning about the Medusa ransomware, which uses phishing to steal credentials and employs a double extortion strategy. They recommend keeping systems updated and using strong passwords.

The FBI, MS-ISAC and CISA released a joint cybersecurity advisory about the Medusa ransomware variant, advising people and organizations to use multifactor authentication and other strategies to prevent attacks from the ransomware-as-a-service provider that has targeted hundreds since 2021.

The FBI has warned people who use Google’s Gmail about a dangerous ransomware scheme. More than 1.8 billion people could be at risk from hackers who hold your private data hostage if you make this one easy mistake.