Programátor za monitorem. Rozvoj internetu závislost reflexe Hacker zločin brýle procházení pozdě večer kód Cyber terorismus heslo Hacking - Stock záběry a video

Close-up of woman in glasses looking on the monitor and surfing Internet at night. The monitor screen is reflected in the glasses

Close-up of asian man with social media reflecting in his glass lenses

Woman in glasses looking on the monitor and surfing Internet at night. The monitor screen is reflected in the glasses

Closeup shot of woman in glasses surfing internet at night