“”From our investigation we found that these devices use encryption when they are transmitting and they cover a large amount of data, the purpose of which is exactly to prevent interception by cybersecurity authorities in different countries. This is very clear” What you need to know – A popular flight tracker has been removed from app stores in China. – Flightradar24 has been taken down because of concerns about national security. A popular flight tracker app has been taken down in China because of national security concerns. SCMP reports that Flightradar24 has been taken down following a state media report…