← Back to Feed

Phishing service spoofs RingCentral to steal Microsoft 365 accounts

August 4, 2026 · BleepingComputer · Severity: MEDIUM

The Greatness phishing-as-a-service platform has expanded from credential phishing to include adversary-in-the-middle attacks and device-code phishing targeting Microsoft 365 accounts. This evolution increases the threat of credential theft and account compromise.

Key Takeaways

  • Greatness PhaaS now uses adversary-in-the-middle and device-code phishing.
  • The platform targets Microsoft 365 accounts via spoofed RingCentral pages.
  • Expanded tactics increase risk of credential theft and account compromise.
☕ Buy a Coffee