security device
[/sɪˈkjʊrɪti dɪˈvaɪs/]
nounpl: security devices
dispositivo de segurança
1. Any mechanical, electronic, or digital equipment designed to protect people, property, or information from theft, damage, or unauthorized access
The bank installed new security devices to prevent robberies.
O banco instalou novos dispositivos de segurança para prevenir roubos.
2. A tool or system used to authenticate identity or control access to restricted areas
The security device at the entrance requires a fingerprint scan.
O dispositivo de segurança na entrada exige uma leitura de impressão digital.
3. Hardware or software that monitors and alerts against suspicious activity or intrusions
Motion-sensor security devices can detect intruders at night.
Dispositivos de segurança com sensores de movimento podem detectar intrusos à noite.
In Brazil, security devices are increasingly common in residential and commercial buildings due to rising crime concerns in urban areas. The term 'dispositivo de segurança' is widely used in formal contexts, including legal documents and business communications. In the USA, security devices are treated as standard infrastructure in most establishments.
Related Idioms & Phrases
beefed-up security (segurança reforçada)
state-of-the-art security device (dispositivo de segurança de ponta)
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