Internet tools can be used to monitor others, but they may assist investigators in locating evidence. Investigators can make use of online surveillance tools like VPNs or virtual personal networks and proxy server to make it more difficult for criminals to spy on them.

Surveillance has become more common in the age of Internet. It could be the result of increased scrutiny by the government, or the fear of people that their privacy could be taken away. There are a myriad of tools to spy on people online such as biometric, financial and GPS monitoring.

Financial surveillance is the study of financial transactions and activities to spot illegal activities such as money laundering. It can be conducted on an individual or corporate level. Biometric surveillance makes use of various forms of technology to identify individuals according to their physical characteristics such as fingerprints, facial recognition and scans of the iris. GPS monitoring makes use of global positioning systems to identify a vehicle’s or a person’s position. Electronic toll takers like E-ZPass, use this technology to keep track of vehicles.

Video surveillance has a myriad of advantages for both consumers and businesses alike. Cameras deter criminal activity offer a real-time view of security areas and aid investigators to prosecute crimes. They also reduce security guards’ work load and operational costs.

However, it’s important be aware that not all surveillance tools are legit. Some are invasive and can be used by hackers to monitor other people. False devices, such as the wireless charge-coupled device (CCD) spy camera/cell phone CNSPY008, can appear to be something straight from James Bond but are available to anyone with an interest in spying.