Ключевые слова: access, art, authentication, biometric, blue, bright, color, colorful, computer, contour, data, detection, digital, face, facial, glowing, gradient, guard, head, human, icon, id, identification, identify, identity, illustration, isolated, light, line, linear, lineart, man, neon, outline, person, protect, protection, recognition, safety, scan, scanner, scanning, secure, security, sensor, shield, system, technology, verification,