Guarda segurando copo de papel e olhando para monitor de computador - Banco de fotos e imagens

Back view of guard in uniform using walkie-talkie

Selective focus of guard in uniform talking on walkie-talkie at workplace

Close-up of Technical Engineer Working on His Computer With Multiple Displays in Monitoring Room. In the Background His Colleagues with Graphics and Various Data on Their Monitors.

Worried guard in uniform talking on telephone

Cybercrime, hacking and technology concept - male hacker with smartphone and progress loading bar on computers screens in dark room

Guard in uniform talking on telephone and looking at computer monitor

Thoughtful guard in uniform looking at computer monitor

Rear view of guard in uniform talking on walkie-talkie

Rear view of guard in uniform talking on telephone at workplace

Selective focus of guard sleeping in uniform at workspace

Selective focus of guard in uniform using telephone

Indian man with headphones looking away in cyber club with lighting

Silhouette of african american hooligan with obscure face holding knife on black background with smoke

Silhouette of african american robber in mask and hoodie holding knife on black background with smoke

Cropped view of gamer sitting near blurred computer in cyber club

Focused man in headphones playing video game near blurred multiethnic friends in cyber club