On September 20, 2024, Web 3.0 security agency CertiK announced that its engineers had been credited by Apple for discovering a critical vulnerability in the Apple Vision Pro MR (Mixed Reality) headset. This was the sixth time Apple had publicly acknowledged CertiK. The issue, discovered by the engineers at CertiK and five other computer scientists, revealed how Apple Vision Pro's eye-tracking data could be exploited to crack sensitive information such as passwords, PINs, and messages.