Physical Security

From Private Security to Professional Policing

Like many cultural innovations, the actual development of the formal police organization originated in Europe—England, to be precise. There was an obvious time lag in implementing the first formal police…

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From Citizen Guarding to Private Security

6 Min Read

The development of the security industry played an important role in history and essentially bridged a gap between the times…

Physical Security Fundamentals: Thermal imaging CCTV Systems

4 Min Read

The mix of Closed-Circuit Television (CCTV) and thermal cameras is an exceptionally viable method for checking and recording all action…

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Sonic and ultrasonic signals can be used to crash hard drives

1 Min Read

Researches have demonstrated the effect of malicious sonic and ultrasonic signals on hard drives. Just by playing ultrasonic sound through…