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Case study: stopping a business email compromise at an accounting firm

A twelve person accounting practice in Melbourne's east came to us after a staff member's mailbox was used to send fake invoices to clients.

A twelve person accounting practice in Melbourne's east came to us after a staff member's mailbox was used to send fake invoices to clients.

Engineer working late on an incident response
Containment was completed within 40 minutes of the first alert.

What we did

  • Revoked sessions and reset credentials for the affected account
  • Removed malicious inbox rules and OAuth consents
  • Enforced phishing resistant MFA for all staff
  • Notified affected clients with a prepared template
Practice Manager

No client funds were lost. The firm now uses our Business plan.