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Movies like Dark Web: Cicada 3301 (2021)

Genius hacker Connor discovers Cicada 3301, an online treasure hunt that could be a recruiting tool for a secret society. Soon Conner, art-expert friend Avi, and secretive librarian Gwen are dashing from graffiti sites to ancient libraries to uncover real-world clues. But they must outrun aggressive NSA agents, also hot on the trail of Cicada, who want the glory for themselves.