UIDAI CEO Ajay Bhushan Pandey has blocked his own biometrics and has not used it as an authentication mode for Aadhaar. This was revealed during his presentation to the Supreme Court aimed at demonstrating the safety of Aadhaar's technological framework. Interestingly, of the 26 attempts made to authenticate Bhushan's Aadhaar, 19.2% had resulted in failure.