But Geetest has quietly introduced — fingerprinting your mouse movements before you see the challenge. If your behavior already looks robotic, you get an unsolvable 3D maze. If you look human, you might not even see a CAPTCHA at all.
A dynamic string generated for each unique CAPTCHA session. geetest recognition
Geetest introduced a paradigm shift in CAPTCHA security. Rather than relying on text distortion (OCR problems), it relies on . But Geetest has quietly introduced — fingerprinting your