Medusa ransomware is dangerous enough that the FBI sent a 15-page memo warning people and entire industries. The agency says hundreds of victims have been reported and entire fields, from medicine to education and technology to manufacturing have been hit.

Federal authorities have issued a new warning about a dangerous ransomware scheme that is sweeping across the country.

Government officials sounded the alarm over the growing threat of ransomware attacks. The FBI and U.S. Cybersecurity and Infrastructure Security Agency issued a joint cybersecurity advisory about