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Protecting your information

We are notifying you that a breach of confidentiality recently occurred at National Bank affecting the personal information of a limited number of clients. The information may include names, postal or email addresses or account numbers. Affected clients have already been advised in writing or will be so in the next few days.

We realize that this situation may raise concerns. Rest assured that security measures were quickly applied.

We encourage you to be vigilant and attentive in managing your accounts and disclosing personal information whether by email, phone or otherwise. If you notice any irregularities, be sure to report them to us as quickly as possible.

Please refer to the Q&A below for additional information as well as precautions that you can take.

Q&A


Find out more about the breach of confidentiality that affected National Bank

What happened?

A breach of confidentiality occurred at National Bank affecting the personal information of a limited number of clients. The information may include names, postal or email addresses or account numbers. Security measures were quickly applied when the incident was detected. Affected clients have been contacted in writing or will be so in the next few days.

How could this have occurred?

This type of occurrence is very rare. As soon as the Bank became aware of the situation, all the necessary steps were taken to eliminate any vulnerability.

How has National Bank responded to this confidentiality breach?

As soon as the Bank became aware of the situation, a process was launched and all the necessary steps were taken to secure the files of anyone possibly affected. We are also being proactive and contacting affected clients asking them to be vigilant. 

How can I be sure that my personal and banking information is safe at National Bank?

The Bank has implemented strict security measures to protect the personal information of its clients. We regularly review our information confidentiality practices to maintain the highest standards of security.  

Please consult our ABCs of Security section.

How can I find out if my personal information was impacted by the confidentiality breach?

Only affected clients have been contacted in writing or will be so in the next few days. Should you have any immediate questions, please call our TelNat telephone banking agents at 1-888-483-5628 or 514-394-5555.

I think I've received a fraudulent email related to the breach of confidentiality. Is that possible?

National Bank never uses email to ask for your personal information, such as social insurance numbers, passwords, etc. We encourage you to be vigilant and attentive in managing your accounts and disclosing personal information whether by email, phone or otherwise.

Do not take action in response to emails asking you to click a link to update your personal information and do not provide the information requested under any circumstances. 

If you receive such a message, we recommend that you delete the email.

I received a call from National Bank related to the confidentiality breach asking me for confidential information. What should I do?

Only affected clients have been contacted in writing or will be so in the next few days. If you believe you have been the victim of a fraudulent call or identity theft related to the breach of confidentiality, please take note of as many details as possible and contact us at the earliest opportunity.