Law enforcement and intelligence agencies use surveillance tools online to track, record, and analyze digital activity. These best windows hosting include online security software and cameras on hardware that connect to a server in order to store and manage information. Surveillance systems can help investigators trace a person's whereabouts, pinpoint their physical characteristics, and detect any suspicious behavior. They can be used to identify possible hacking and theft of sensitive data.

Governments must ensure that the design and acquisition of surveillance technologies as well as their use and operation are guided by privacy and human rights principles. This includes ensuring the protection of the autonomy of individuals and limiting data collection and storage. This means establishing clear limitations on the data collected, ensuring such technology is only used when necessary and appropriate to achieve legitimate goals in a particular context, and providing legal advice to people who are concerned about its use.

While authorities may argue that these tools are needed to combat terrorist activities Human rights organizations argue the widespread use of these tools can lead to the misuse of discretion and power of police officers. There are a number of US agencies have reportedly employed surveillance software, including facial recognition and social media mining, to screen travelers and citizens in public places or to monitor activists and protesters.

BrickHouse Security carries many different counter surveillance tools that are designed to safeguard privacy and prevent unwanted monitoring. These include portable detectors which can sweep an area in seconds for hidden cameras, as well as white noise masking devices that stop recording devices from picking up voices up.