Cybersecurity expert, mature man, (40yo), serious facial expression, glasses, short black hair, beard, white shirt, black tie, formal trousers, sitting, office desk, multiple monitors, keyboard, mouse, papers, pens, modern architecture background, cityscape, skyscraper, blueprints, diagrams, charts, graphs, PDF files, laptops, tablets, smartphones, routers, servers, firewalls, encryption symbols, lock icons, secure networks, cloud computing, virtual reality, futuristic ambiance, professional lighting, 3/4 composition.