Canada Revenue Agency security incident history
Hacking, data breaches and other security incidents involving Canada Revenue Agency, with related coverage.
Incidents: 2 · Most recent
Canada Revenue Agency accounts hacked after theft of 28,000 Social Insurance Numbers
Impact: Theft of 28,000 Social Insurance Numbers and hacking of Canada Revenue Agency accounts
28,000 Social Insurance Numbers were stolen in a data breach. Canada Revenue Agency accounts were subsequently hacked.
Related reports: 2 · last report →Tens of thousands of Canada Revenue Agency taxpayer accounts hacked, fraudulent refunds paid
Impact: Tens of thousands of taxpayer accounts hacked and millions of dollars in fraudulent refunds
Tens of thousands of taxpayer accounts at the Canada Revenue Agency were hacked. The agency repeatedly paid out millions of dollars in bogus refunds. The exact date of the hacking, method of intrusion and response measures have not been confirmed.
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