Level 3 Presentation Attack Detection (PAD) test, which evaluates effectiveness stopping sophisticated attacks with 3D masks.. UK-based Ingenium is ISO/IEC 17025-accredited, and is also the official biometrics testing lab for several national security and infrastructure organizations, including the UK’s National Protective Security Authority (NPSA). iBeta Quality Assurance also launched Level 3 PAD testing in June in response to the increasing complexity of biometric attacks.