Be wary of mobile phones becoming 'close spies'

Replay suspend 00:07 / 01:46 direct seeding 00:00 Enter full screen 0 Click and hold to drag videos Before the popularization of smartphones, the interaction between traditional feature phones and the internet was weak. To eavesdrop on phones, eavesdroppers needed to implant eavesdropping chips or malicious programs in the production or maintenance process...

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