Ключевые слова: 3d, 3d illustration, abstract, access, authentication, background, biometric, code, concept, connection, control, denied, detection, dot, element, encryption, face, geometric, head, identification, identify, identity, isolated, line, lines, male, man, medical, mesh, network, particle, plexus, polygon, polygonal, protection, recognition, scan, scanner, scanning, security, sensor, shape, software, structure, symbol, technology, triangle, verification, wireframe,