Types of Spoofing Attacks

In spring 2024 the FBI warned of a months‑long spear‑phishing campaign by North Korean state-sponsored actors that abused an improperly configured DMARC email authentication to send spoofed messages targeting academia, research, think tanks, and journalists; the document additionally outlines spoofing types, stages, and defensive measures such as security awareness training, MFA, email security tools, firewalls, and 24×7 monitoring.