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HealthcareEmailSecurity
Healthcare company fixes email deliverability
A healthcare company discovered that 30% of their patient communications were landing in spam folders, causing missed appointments and compliance concerns.
95%
Inbox placement
Enforced
DMARC policy
0
Spoofing incidents
+40%
Patient engagement
The challenge
- 30% of emails landing in spam folders
- Patients missing appointment reminders and results
- No email authentication configured
- Domain being spoofed in phishing attacks
- Compliance concerns around patient communications
Our approach
- Comprehensive email authentication audit
- Implemented SPF, DKIM, and DMARC progressively
- Cleaned up sending infrastructure and IP reputation
- Configured Microsoft 365 security settings
- Set up monitoring and reporting for ongoing visibility
- Created email security policies and documentation
Results
- Patient communications reliably reaching inboxes
- Domain protected from spoofing and phishing
- Clear visibility into email authentication status
- Improved patient engagement and reduced no-shows
Technology stack
Microsoft 365DMARCSPFDKIMProofpoint
Next steps
- Ongoing DMARC monitoring and reporting
- Email security training for staff
- Advanced threat protection implementation