Editor’s note: For the past year, WTOP National Security Correspondent J.J. Green has investigated a growing national security crisis fueled by a combination of escalating foreign intrusions and internal missteps. In his weeklong series, “National Insecurity,” he examines how America’s digital defenses have become increasingly fragile.

On any given day, the air above the White House hums with invisible traffic: hundreds of Wi-Fi networks, encrypted signals and stray radio frequencies. But in February 2025, something new appeared on the digital skyline: a network labeled ‘Starlink Guest’.

It was installed inside the White House complex. And it raised alarms for some government security experts.

Starlink, the satellite company owned by Elon Musk, operates the system. At the time of its in

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