english: In 2009, the surveillance systems that Google and Microsoft built into their networks -- the systems that they use to respond to lawful surveillance requests from the police -- those systems were compromised by the Chinese government, because the Chinese government wanted to figure out which of their own agents the US government was monitoring.
non_english: In 2009 kwamen de afluistersystemen die Google en Microsoft in hun netwerken hebben ingebouwd - die ze gebruiken om gevolg te geven  aan legale aftapverzoeken van de politie - die systemen kwamen in opspraak door de Chinese overheid, omdat de Chinese overheid wilde uitzoeken of de overheid van de VS Chinese geheim agenten monitorde.