Whereas wiretap surveillance requires trained human operators data mining is automated meaning that the entire country can be watched .
搭线窃听的监控方式需要训练有素的人操作，而数据挖掘却是自动完成的，这就意味着他们可以监视整个国家。
Mexico 's congress approved a bill to rationalise police powers , allowing undercover agents and wiretap evidence but also requiring officers to register all arrests more quickly .
According to italian press reports , the evidence includes transcripts of a wiretap on el mahroug 's phone in which she tells a friend she had been a visitor at berlusconi 's house since she was 16 but always denied everything .
The most straightforward way to do this would be to force technology companies to build " back doors " into their services , making it possible to " wiretap " an online exchange as if it was a conversation via telephone .
