FBI and CISA Issue Alert on Royal Ransomware Attacks

CISA and the FBI issued a joint advisory warning that the Royal ransomware gang is increasingly targeting U.S. critical infrastructure—especially healthcare—using advanced evasion, anti-analysis, and lateral movement techniques; the advisory emphasizes rising disruption and extortion risks and recommends layered defenses and resilience measures such as endpoint protection, patching, offline backups, access control/segmentation, user awareness, and regular testing of detection and recovery procedures.