The Pentagon recently released a summary confirming that foreign drones, particularly two manufactured by DJI, did not pose a security threat as previously believed.
How has technology like drones changed the dynamics of warfare between Russia and Ukraine? - Quora
DRONE – Dr Rajiv Desai
US Army bans Chinese-made drone, citing 'cyber vulnerabilities
DJI South China Morning Post
Small Drones Are Giving Ukraine an Unprecedented Edge
Don't use drones to pursue wildlife, Arizona says
Pentagon Grants Clearance to DJI Drones After Temporary Blacklist
Pentagon drones '8 to 14 times' costlier than banned Chinese craft
DJI Archives - The UAV Digest