On August 18, 2026, the Cybersecurity & Infrastructure Security Agency, Federal Bureau of Investigation, and U.S. Department of Health & Human Services issued an update to a previous advisory to the health care industry warning against Medusa ransomware. The advisory provided tactics, techniques, and procedures as well as the indicators of compromise gathered to assist
Medusa
Joint Alert Warns of Medusa Ransomware
By Linn Foster Freedman on
Posted in Cybersecurity
On March 12, 2025, a joint cybersecurity advisory was issued by the Cybersecurity and Infrastructure Security Agency, the Federal Bureau of Investigation, and the Multi-State Information Sharing and Analysis Center to advise companies about the tactics, techniques and procedures (TTPs), and indicators of compromise (IOCs) to protect themselves against Medusa ransomware.
According to the advisory:…