cryptographic security architecture design and verification, digital illustration, futuristic blueprint, neon lights, circuit boards, wires, microchips, encryption algorithms, secure protocols, network topology, firewalls, routers, servers, laptops, desktops, mobile devices, cloud infrastructure, virtual private networks, 3D model, isometric view, detailed textures, metallic materials, glowing effects, high-tech ambiance, dark background, spotlight illumination.