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Explore the technical mechanisms behind state-level internet censorship and complete network shutdowns in this 26-minute conference talk from BSidesMunich. Examine the various methods governments employ to control or eliminate internet access, including DNS manipulation, BGP route hijacking, deep packet inspection, and physical infrastructure targeting. Learn about the technical infrastructure that enables large-scale internet disruption, from blocking specific protocols and services to implementing nationwide blackouts. Discover how authoritarian regimes leverage internet service providers, submarine cables, and critical network chokepoints to enforce digital censorship. Analyze real-world case studies of internet shutdowns and censorship campaigns, understanding both the immediate technical implementation and the broader implications for digital rights and global connectivity. Gain insights into the cat-and-mouse game between state censors and circumvention technologies, including VPNs, Tor networks, and satellite internet solutions.
