Wire fraud is no longer a niche cybercrime—it’s one of the most common and financially devastating attacks facing businesses today. And the most dangerous part? It doesn’t look like an attack. There’s no breach alert, no ransomware pop-up. It’s a fake invoice, a spoofed vendor, or a small change to a bank account number that no one notices until it’s too late. In the span of a few minutes, hundreds of thousands or even millions of dollars can be transferred out of a company—and there’s often no way to get it back.

In this series, we break down the wire fraud tactics that are costing businesses billions each year, why these attacks continue to succeed, and what you can do right now to ensure your organization, or your clients, are not next.