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    Banking
    Medium
    investigation open
    Updated about 1 month ago

    Heritage Bank Data Breach

    Key takeaways

    • Reports suggest a potential breach involving Heritage Bank.
    • Discovered on March 1, 2026.
    • Possible data exposed: Names, Social Security Numbers, Individual Taxpayer Identification Numbers, Dates of Birth, Addresses, Financial Account Numbers, Government IDs.
    • Affects individuals in: Washington, Oregon, Idaho.
    • Confirmation level: Confirmed by company.

    Breach confirmed

    The Heritage Bank breach is confirmed. If you may be affected, add your details below and we will take it from there.

    Detailed summary

    Heritage Bank, which operates in Washington, Oregon, and Idaho, detected unauthorized access to an internal employee file share server on March 1, 2026. The bank disclosed this incident, which may have exposed sensitive personal information of an unknown number of employees and customers. Customer accounts, systems, and operations were not impacted.

    The confirmed data types exposed include names, social security numbers (SSNs), individual taxpayer identification numbers (ITINs), dates of birth, addresses, financial account numbers, and possibly government IDs or other confidential data. The exact number of affected individuals has not been disclosed, and specific details about any medical information involved remain unclear. The bank reported the incident to the SEC and banking regulators on March 20, 2026, and began sending notification letters to affected individuals around the same time.

    Details can emerge later as investigations continue, and notices may be delayed.

    Data possibly involved

    • Names
    • Social Security Numbers
      Can be used to open fraudulent accounts and file false tax returns
    • Individual Taxpayer Identification Numbers
    • Dates of Birth
    • Addresses
      Could be combined with other data for identity theft
    • Financial Account Numbers
    • Government IDs

    Company Response Timeline

    Response Grade
    A

    Notified consumers within 30 days of discovery

    Breach Occurred

    Mar 1, 2026

    Company Discovered

    Mar 1, 2026

    Regulator Notified

    Mar 20, 2026

    Consumers Notified

    Mar 20, 2026

    0 days to discover
    19 days to notify consumers

    Breach Verification Status

    Reports Only

    Complete

    Initial dark web reports of potential breach

    Company Confirmed

    Current

    Company has acknowledged the breach

    Regulator Confirmed

    Confirmed by regulatory authorities

    Note: Breach verification can take time. Information may evolve as more details become available from companies and regulators.

    Case Status:
    Investigation Open

    We're actively investigating this case and seeking affected individuals.

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    What should I do?

    Change your passwords

    Update passwords for the affected service and any accounts using the same password

    Enable two-factor authentication

    Add an extra layer of security to your accounts

    Monitor your accounts

    Watch for suspicious activity on your financial and online accounts

    Watch for phishing attempts

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