How To Defend Against the Rise of BEC Attacks

Business Email Compromise (BEC) is a targeted email-based fraud technique where attackers use account takeover, impersonation, or social engineering to induce fund transfers, data theft, or other harmful actions; this report explains BEC phases, six common BEC types (e.g., CEO fraud, false invoices, attorney impersonation, data/product theft), cites real-world incidents and financial impacts, and recommends mitigations such as phishing-resistant MFA, IAM best practices, security awareness training, and integrated email monitoring.