For as long as law enforcement has sought a way to monitor people's conversations—though they'd only do so with a court order, we're supposed to believe—privacy experts have warned that building backdoors into communications systems to ease government snooping is dangerous. A recent Chinese incursion into U.S. internet providers using infrastructure created to allow police easy wiretap access offers evidence, and not for the first time, that weakening security for anybody weakens it for everybody.
