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White Collar Crime

Hack linked to gun licensing program was biggest federal data breach in last 5 years: documents

Records now show 2021 breach affected more than 2.2M people

Matt Malone
Matt Malone

10 Feb 2026 • 4 min read

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A hunter wearing a camouflage jacket beneath an orange vest holds a rifle with a scope.
A 2021 data breach linked to the Canadian Firearms Program affected 2.2 million people. (Sean Kilpatrick/The Canadian Press)

Matt Malone
Matt Malone

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