How to detect distance listening

Can one protect themselves from listening through directional microphone?

Long-distance listening equipment can be identified by the used termination point. By distance listening we also understand the use of the internet, your computer or smartphone though a network. Listening can be then detected within these devices.

Where we need to detect long-distance listening through directional microphone, the client receives from us safety and protective measures or recommendations during a visual inspection of the site. We focus on the location of windows, the view from the windows and how other people can see you. Individual approach is very important – the specific situation, office or client is what matters.

In most cases, distance listening can be prevented. It can be detected and, in case of use of a direction microphone, it can also be prevented.