Only use trainers in single-player or offline modes. Using them in online games will result in a VAC ban or account suspension.
If you want to use Cheat Evolution without the security risks of "hacked" accounts, consider these legitimate methods:
Occasionally, the developers or partner sites like FearLess Cheat Engine may host giveaways for Pro keys during game launches or community milestones.
Regardless of whether you use a free or Pro account, remember the golden rules of game modding:
Access to advanced scripts and premium trainer versions.