Public data can reveal military secrets – posing problems for the world’s armies.
Articles on open source intelligence
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If Twitter were to go dark, with it would go a valuable source of data as well as a means of sharing information relied on by activists, journalists, public health officials and scientists.
The US dramatically changed how it shares intelligence in the period before the Russian invasion of Ukraine.
National security professionals and armchair sleuths alike are taking advantage of vast amounts of publicly available information and software tools to monitor geopolitical events around the world.



