[1]https://www.businessinsider.com/spacex-starlink-pentagon-russian-jamming-atta
ck-elon-musk-dave-tremper-2022-4

   SpaceX CEO Elon Musk. Starlink, the satellite-based internet provider,
   is a division of SpaceX. REUTERS/Mike Blake
     * Elon Musk's SpaceX Starlink rapidly fought off a Russian jamming
       attack in Ukraine, a Pentagon official said.
     * The official said it would have taken the US military longer to
       counter the attack.
     * Starlink is helping Ukrainians stay online during Russia's
       invasion.

References

   1. https://www.businessinsider.com/spacex-starlink-pentagon-russian-jamming-attack-elon-musk-dave-tremper-2022-4