People laugh at most DLP solutions. I know I used to. But then, I used to think the target was smart people trying to exfiltrate data. But then I implemented o

People laugh at most DLP solutions. I know I used to. But then, I used to think the target was smart people trying to exfiltrate data. But then I implemented one on a busy mail system, and I started seeing credit card numbers very regularly. I mean, consistently. Even after people have been told why their emails are being bounced and no, I give an "ETA on when it will be fixed".