The 20faceXS provides privacy-focused biometric authentication using facial recognition technology designed for secure access management systems. Its core capabilities include real-time face detection, liveness verification, mask identification, and NIST-compliant processing. The system achieves 99.85% accuracy on the Labeled Faces in the Wild benchmark while ranking among the world's fastest implementations computationally. It integrates artificial intelligence methods robust to variations in lighting angles or partial occlusions during facial scans, supporting multi-factor authentication workflows when combined with third-party security infrastructure.