Details of more than 173 million taxi trips have been fully de-anonymized by a software developer in less than an hour. Following a public records request, New York City officials provided Chris Whong with the full log of the trips and fare logs from the NY taxis. Not all information could be offered in plain text and personally identifying details, like the drivers taxi license number and the cars identification number (medallion), had been hidden using one-way cryptographic h…
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