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SeaGlass: Enabling City-Wide IMSI-Catcher Detection Abstract: Cell-site simulators, also known as IMSI-catchers and stingrays, are used around the world by governments and criminals to …
Provably Secure Anonymous-yet-Accountable Crowdsensing with Scalable Sublinear Revocation Abstract: Group signature schemes enable anonymous-yet-accountable communications. …
We analyze the content and longevity of 758,191 web-pages drawn from 22 different probe lists, of which 15 are alleged to be actual blacklists of censored webpages in particular countries, …