Not sure if that message you got is really from your bank? Want an easy way to contact them - here's important info from the big banks

BMO
1-877-225-5266
https://www.bmo.com/en-ca/main/personal/
https://www.bmo.com/main/personal/ways-to-bank/alerts/...
CIBC
1-800-465-2422
https://www.cibc.com/en
https://www.cibc.com/en/privacy-security/fraud-alerts.html
HSBC
1-888-310-4722
https://www.hsbc.ca/
https://www.privatebanking.hsbc.com/.../received-a-text/
Royal Bank
1-800-769-2511
https://www.rbc.com
http://www.rbc.com/sms/en/?_gl=1*1cbyvt*_ga*MzA3NzQ1OTUzLjE2OTQ3MjYxNTg.*_ga_89NPCTDXQR*MTY5NDcyNjE1OC4xLjEuMTY5NDcyNjE4MS4zNy4wLjA.&_ga=2.107597506.190141631.1694726160-307745953.1694726158
Scotia Bank
1-800-472-6842
https://www.scotiabank.com/ca/en/personal.html
https://www.scotiabank.com/.../scotia-fraud-alerts.html
TD
1-866-222-3456
https://www.td.com/ca/en/personal-banking
https://www.td.com/ca/en/personal-banking/fraud-alerts

Looking for some great ways to stay money safe and prevent yourself from fraud? Check out these great resources designed for seniors from the Canadian Banking Association.
Your Money for Seniors
Fraud Prevention Tips & Videos