United States intelligence agencies
Russian forces are currently massing at four points, according to an unclassified US intelligence document
Zeljski confirmed to RTS that local security services know the identity of a person called a "high-ranking official with an officer's rank", as well as the subject of the trade, but did not want to talk about it, as it encroaches on "sensitive territory of operational collection of information and data analysis".
FBI, CIA, and US National Security Agency officials have advised Americans not to use the Huawei and ZTE smartphones because they believe they are a security threat.
According to CNN, the heads of the three agencies have expressed their views during the hearings before the Senate Special Intelligence Committee and the House of Representatives of the US Congress.