# Proofpoint Email Protection alternatives: what AI models name instead, October 2026

IT AI Recommendation Index, October 2026 Edition. 129 of the 252 answers in the 1 category where Proofpoint Email Protection holds a standing named it neither first nor as an alternative; these are the first choices those answers made. Page: https://it-ai-index.com/vendors/proofpoint-email-protection/alternatives/

## Named instead, most often (every category and segment added)

- Microsoft Defender for Office 365: 19
- Check Point Harmony Email & Collaboration: 10
- SpamTitan: 9
- Barracuda Email Protection: 6
- Abnormal AI: 4
- IRONSCALES: 4

## Email security

**Small business**: 49 of 84 answers did not name Proofpoint Email Protection (Proofpoint Email Protection is #2 of 10 at 11%).

- Microsoft Defender for Office 365: first choice in 9 of those 49
- Check Point Harmony Email & Collaboration: first choice in 6 of those 49
- IRONSCALES: first choice in 4 of those 49
- Barracuda Email Protection: first choice in 3 of those 49
- SpamTitan: first choice in 3 of those 49
- Abnormal AI: first choice in 2 of those 49
- Google Workspace: first choice in 2 of those 49
- Gmail: first choice in 1 of those 49

**Mid-market**: 50 of 84 answers did not name Proofpoint Email Protection (Proofpoint Email Protection is #5 of 9 at 8%).

- SpamTitan: first choice in 6 of those 50
- Microsoft Defender for Office 365: first choice in 5 of those 50
- Check Point Harmony Email & Collaboration: first choice in 4 of those 50
- Barracuda Email Protection: first choice in 3 of those 50
- Mimecast Email Security: first choice in 3 of those 50
- Abnormal AI: first choice in 2 of those 50
- Sublime Security: first choice in 2 of those 50
- Fortra Agari: first choice in 1 of those 50

**Enterprise**: 30 of 84 answers did not name Proofpoint Email Protection (Proofpoint Email Protection is #1 of 8 at 48%).

- Microsoft Defender for Office 365: first choice in 5 of those 30
- API-Based Integrated Email Cloud Security: first choice in 1 of those 30
- Google Workspace: first choice in 1 of those 30
- Mimecast Email Security: first choice in 1 of those 30
- Native Microsoft 365: first choice in 1 of those 30

Published under CC BY 4.0. The output is the models' output; nothing here is a recommendation by the index.