The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has issued an alert regarding an ongoing phone-based impersonation fraud campaign where scammers are masquerading as CISA staff. In a brief notification, the agency stated it is "aware of recent impersonation scammers claiming to represent the agency."
The CISA warning https://www.cisa.gov/news-events/alerts/2024/06/12/phone-scammers-impersonating-cisa-employees explicitly states that its employees "will never contact you with a
