Privacy Commissioner of Canada Philippe Dufresne wrote to the House of Commons Special Joint Committee on the Declaration of Emergency regarding privacy principles in instances of state of emergency declarations. Dufresne said public entities "must continue to operate under lawful authority and act responsibly, particularly with respect to handling information that may be considered sensitive." He listed a range of measures that should be maintained in these instances, including purpose limitation, deidentification practices and strict data retention limits.
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