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After Friedmann’s arrest, Hall’s staff had combed through two million hours of footage from the Downtown Detention Center’s six hundred cameras, compiling a reel of Friedmann’s every movement in the jail. They’d discovered that he had been infiltrating the building since at least August, 2019, when the security cameras began going online—five months before he was caught—and his familiarity with the layout in the earliest clips suggested that he’d been at it much longer.
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A rough picture of a zero-knowledge-based credential system. Here the driver’s license is a structured document that the Issuer signs and sends over. The “Show” involves creating a non-interactive ZK proof (NIZK) that the User can send to the Resource. Generally this will be structured so that it’s bound to the specific Resource and sometimes a nonce, to prevent it from being replayed. (License icon: Joshua Goupil.)
Russia editor Steve Rosenberg reports from the outskirts of the Russian capital, where Lt Gen Vladimir Alexeyev was shot and wounded.
SecureDrop, a system deployed by many media organizations for securely accepting whistleblower submissions,