The U.S. Census Bureau has released a framework on its efforts to adopt a “formal privacy” approach, The New York Times reports. The agency’s main focus has been on the incorporation of differential privacy in its data-collection practices. The Census Bureau rolled out a differential privacy method in its 2018 End-to-End Census Test in Rhode Island, its only opportunity to do so before the next census in 2020. The main challenge for the agency has been to find the right level of “noise” for citizens to be anonymized but for the data to still be useful. (Registration may be required to access this story.) 
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