What is an Impersonation Attack? | UpGuard

This article explains common impersonation attack types—email-based BEC/whaling/CEO fraud, cousin domains, forged headers (spoofing), account takeover, man-in-the-middle, and smishing/vishing—describing how they work, how to recognize them, and defenses including security awareness training, custom email domains, email security and DNS authentication, AI-driven filtering, dual-control transactions, reporting to authorities, and takedown of fraudulent infrastructure.