WikiLeaks released the latest CIA confidential document and disclosed the user manual of the WeepingAngel tool that invaded the Samsung F series smart TV. WeepingAngel is not a CIA original, but based on the MI5/BTSS Extending tool, designed to use the built-in microphone to record data. The tool needs to be installed on the target smart TV through physical contact using a USB flash drive. The recorded audio data is recovered through physical contact. However, it is also possible to use remote WIFI hotspots to remotely obtain recorded audio data. Another tool, LiveListonTool, running on Windows can be used to get real-time intercepted data. Extending can also disguise the TV screen and continue listening. WeepingAngel was co-developed by CIA and MI5/BTSS during a joint development workshop. Smart TV/box information can focus on smart TV information network sofa butler (http://), China's influential TV box and smart TV website, providing information, communication, TV boxes, smart TVs, smart TV software, etc. Answering questions.