Definition
Business email compromise (BEC) is a class of fraud that uses impersonation or mailbox takeover to divert payments or steal information.
Why it matters for business
Fraud abusing email trust relationships. Security and IT decisions—and cyber insurance questionnaires—often assume leadership understands this term at a practical level.
Example in an SMB context
A growing firm in the CT/NY/NJ market might encounter Business email compromise when hardening Microsoft 365, selecting endpoint tools, or preparing an incident response plan.
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