Unfortunately, most cybersecurity professionals are scammers. Its hard to admit, but its true that those people who help to protect themselves, they will then "make" you.
Where did you get such an unambiguous conclusion? There are many cybersecurity firms and companies out there. All of them strictly depend on their own reputation. If those for whom these firms work are hacked, they will receive the most unflattering feedback and a huge churn of customers. Moreover, each employee is identified, which will lead to the application of a certain kind of responsibility to him in case of fraud.