Troubleshooting Whitelisting
- Enable images in emails (Outlook Trust Center)
- Setting up Spoof Intelligence to let simulated phishing emails through (Microsoft Defender)
- Using the Sender Policy Framework (SPF) to prevent accidental spoofing detection
- Reloading images for certain senders (Microsoft 365)
- IP Permission List, Transport Rules (Microsoft 365)
- Exchange Online Protection
- M365 Defender: Deactivate "Phish delivered due to an ETR override" alert