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Matthew D. Green

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Matthew Green is a professor at the Johns Hopkins University Information Security Institute. His research focus is on cryptographic techniques for maintaining users’ privacy, and technologies that enable the deployment of privacy-preserving protocols. Green writes on topics related to cryptography and surveillance.

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Encryption

Apple, CALEA and Law Enforcement

Matthew D. Green   Tue, Dec 19, 2017, 7:00 AM

On Dec. 11, Nick Weaver argued that Apple isn’t doing enough to help law enforcement wiretap iPhone users. That's undoubtedly true, as Apple is building communications systems optimized for privacy and security, not wiretapping. Nick's piece makes some good points but it also makes some assertions that deserve pushback. In particular, Nick wrote: