President Trump reportedly picks up when his cell rings even if he doesn't know who's calling. Senior members of his team also love chatting on their personal devices. • That makes the administration uniquely vulnerable to basic scams like spoofed calls and impersonation attempts.

Why it matters: If Trump is willing to answer unknown numbers, as The Atlantic reported this week, there's no guarantee a scammer, impersonator, or even a foreign intelligence operative couldn't have a chat with the president. • There's no evidence that has actually happened. But recent reports involving Trump and other top officials have raised red flags about the security of their communications.

Driving the news: Federal authorities are investigating a scheme where someone spoofed the phone number of Whi

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