Head-to-head · Cloud Email Security
Cloudflare Email Security (formerly Area 1) vs OpenText Core Email Threat Protection
Cloudflare Email Security (formerly Area 1) leads on 0 checks, OpenText Core Email Threat Protection on 0, and 3 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest scoreCloudflare Email Security (formerly Area 1) · 8.9/10
- Most featuresCloudflare Email Security (formerly Area 1) · 2 of 2
Cloudflare Email Security (formerly Area 1) scores higher on our rubric for cloud email security: 8.9 against 8.6 out of 10; our editors rank them #5 and #8.
On deployment model, Cloudflare Email Security (formerly Area 1) gives you Hybrid where OpenText Core Email Threat Protection offers Gateway.
Cloudflare Email Security (formerly Area 1) is the better fit for flexible Microsoft 365 or Google Workspace security. OpenText Core Email Threat Protection is the better fit for microsoft 365-focused email security.
- Cloudflare Email Security (formerly Area 1) fits best
Flexible Microsoft 365 or Google Workspace security
- OpenText Core Email Threat Protection fits best
Microsoft 365-focused email security
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Side by side
| Feature | Cloudflare Email Security (formerly Area 1) 8.9/10 Visit ↗ | OpenText Core Email Threat Protection 8.6/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 8.9 | 8.6 |
| Ranking | #5 in Cloud Email Security | #8 in Cloud Email Security |
| Best for | Flexible Microsoft 365 or Google Workspace security | Microsoft 365-focused email security |
| Pricing model | Paid | Paid |
| Starting price | Pricing on request | Pricing on request |
| Free plan | — | Not checked yet |
| Free trial | — | — |
| Deployment | Cloud | Cloud |
| Platforms | Web | Web |
| Support | Docs, Community | Tickets · 24/7 |
| Integrations | 3 integrations | 2 integrations |
| Built for | Mid-market, Enterprise | Solo, Small business, Mid-market, Enterprise |
| Features Cloudflare Email Security (formerly Area 1) 2/2 · OpenText Core Email Threat Protection 1/2 | ||
| Post-delivery remediation | ✓ | ✓ |
| Data loss prevention | ✓ (best) | Not checked yet |
| Specs | ||
| Deployment model | Hybrid | Gateway |
| Threat detection | Phishing; malware; business email compromise (BEC); vendor email fraud; spam; spoofing; malicious attachments; malicious URLs; credential harvesting | phishing, ransomware, zero-day malware, viruses, impersonation, business email compromise, spoofing, spam |
| Email platforms | Microsoft 365; Google Workspace; Microsoft Exchange; other on-premises or cloud providers via MX/inline | Microsoft 365 |
| Maximum users | Not checked yet | Not checked yet |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | Cloudflare Email Security, formerly Area 1, protects organizational email against phishing, malware, business email compromise, vendor email fraud, spam, spoofing, malicious attachments, malicious URLs, and credential harvesting. It is… Read the review → |
OpenText Core Email Threat Protection is a cloud-deployed gateway service for businesses of all sizes, including MSPs and VARs, that use Microsoft 365. It filters inbound, outbound and internal email, detecting phishing, ransomware,… Read the review → |
Strengths and trade-offs
Cloudflare Email Security (formerly Area 1) — where it wins
- Detects phishing, malware, BEC, vendor fraud, spoofing, and spam
- Supports API, journaling, MX, and inline deployment options
- Investigation, remediation, impersonation controls, and outbound DLP
Where it doesn't
- Pricing requires contacting sales
- No free Email Security plan
- Advanced remediation depends on supported integrations
OpenText Core Email Threat Protection — where it wins
- Filters inbound, outbound and internal messages with multilayer threat detection
- Click-time link scanning plus attachment disarming and sandbox analysis
- Retracts delivered Microsoft 365 messages and protects against impersonation
Where it doesn't
- Subscription pricing requires contacting OpenText or a partner
- Email platform coverage centers on Microsoft 365
- Support is provided through tickets, even with 24/7 availability
- Cloudflare Email Security (formerly Area 1)8.9/10 · Pricing on request
Deep email threat detection and remediation for Microsoft 365, Google Workspace, and Exchange.
Visit CloudflareFull verdict → - OpenText Core Email Threat Protection8.6/10 · Pricing on request
A Microsoft 365-focused gateway combining filtering, remediation and centralized oversight.
Visit OpenTextFull verdict →
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All cloud email security comparisons → · Full ranking →
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update