Privacy algorithms used for cybersecurity at the heart of latest criticism of 2020 census data
The U.S. Census Bureau’s chief has defended a new tool meant to protect the privacy of people participating in the statistical agency’s questionnaires against calls to abandon it by prominent researchers who claim it jeopardizes the usefulness of numbers that are the foundation of the nation’s data infrastructure. The tool known as differential privacy “was selected as the best solution available” against efforts by outside groups or individuals to piece together the identities of participants in the bureau’s censuses and surveys by using third-party data and powerful computers, U.S. Census Bureau Director Robert Santos said in a letter last...
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