A legitimate email was blocked (release it from quarantine)

The symptom

You notice a malfunction that blocks or degrades the affected service.

Possible causes

• Proofpoint quarantine
• risk score
• attachment or suspicious link

What to do (step by step)

1. open Proofpoint console
2. go to Quarantine
3. find the message
4. release it
5. add sender to allow list if needed

If the problem persists

Open a ticket, priority if you have Premium, and include the affected service or domain, exact message, time, screenshots and what you already tried.