Polygraph is an international cybersecurity company based in Berlin, Germany specializing in detecting click fraud, disabling bots, stopping spam leads, and retraining ad networks to deliver genuine traffic. Click fraud is performed by stealth bots that mimic human behavior and fake conversions. This is one of the most significant issues in the digital advertising industry that no one is talking about. We help businesses protect their advertising investments by ensuring they reach real, engaged "human" audiences.