# Cloudflare Cloud Email Security vs Sublime Email Security: side-by-side comparison (2026) [Cloudflare Cloud Email Security](https://cybersectools.com/tools/cloudflare-cloud-email-security) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [Cloudflare, Inc](https://cybersectools.com/companies/cloudflare-inc). [Sublime Email Security](https://cybersectools.com/tools/sublime-email-security) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [Sublime Security](https://cybersectools.com/companies/sublime-security). Features, integrations, deployment and the company behind each one, side by side. Need the answer fast? [Best Email Security Solutions for Business](https://cybersectools.com/shortlists/best-email-security-platforms) picks Proofpoint Core Email Protection, Microsoft Defender for Office 365, Mimecast Advanced Email Security and 4 more. ## Side-by-side comparison | | Cloudflare Cloud Email Security | Sublime Email Security | |---|---|---| | Pricing model | Commercial | Commercial | | Category | Email Security Platforms | Email Security Platforms | | Verified | No | No | | Deployment type | Cloud | Cloud | | Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise | | Company | Cloudflare, Inc. | Sublime Security | | Headquarters | – | – | ### Use cases and capabilities | | Cloudflare Cloud Email Security | Sublime Email Security | |---|---|---| | Cloud Native | Yes | – | | Spam Prevention | Yes | – | | Natural Language Processing | – | Yes | ### Core features **Cloudflare Cloud Email Security** 9 features listed. Sign in on the page to see them. **Sublime Email Security** 10 features listed. Sign in on the page to see them. ### Integrations **Cloudflare Cloud Email Security** 4 integrations listed. Sign in on the page to see them. **Sublime Email Security** 2 integrations listed. Sign in on the page to see them. ## Cloudflare Cloud Email Security vs Sublime Email Security FAQ Common questions when comparing Cloudflare Cloud Email Security vs Sublime Email Security for email security platforms. ### What is the difference between Cloudflare Cloud Email Security and Sublime Email Security? **Cloudflare Cloud Email Security**: Cloudflare Cloud Email Security is a cloud-based email protection service that safeguards organizations against phishing, malware, spam, and other email-borne threats through integrated threat detection and prevention capabilities. Built by Cloudflare, Inc. **Sublime Email Security**: AI-powered email security platform with agentic automation and detection. Built by Sublime Security. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Cloudflare Cloud Email Security and Sublime Email Security? **Cloudflare Cloud Email Security** is made by Cloudflare, Inc. **Sublime Email Security** is made by Sublime Security. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Cloudflare Cloud Email Security a good alternative to Sublime Email Security? Often, yes. Cloudflare Cloud Email Security and Sublime Email Security are both Email Security Platforms products. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Cloudflare Cloud Email Security vs ESET Cloud Office Security](https://cybersectools.com/compare/cloudflare-cloud-email-security-vs-eset-cloud-office-security) - [Cloudflare Cloud Email Security vs Cybersentriq MX Email Threat Protection](https://cybersectools.com/compare/cloudflare-cloud-email-security-vs-cybersentriq-mx-email-threat-protection) - [Cloudflare Cloud Email Security vs Iberlayer Email Guardian](https://cybersectools.com/compare/cloudflare-cloud-email-security-vs-iberlayer-email-guardian) - [Sublime Email Security vs ESET Cloud Office Security](https://cybersectools.com/compare/eset-cloud-office-security-vs-sublime-email-security) - [Sublime Email Security vs Cybersentriq MX Email Threat Protection](https://cybersectools.com/compare/cybersentriq-mx-email-threat-protection-vs-sublime-email-security) - [Sublime Email Security vs Iberlayer Email Guardian](https://cybersectools.com/compare/iberlayer-email-guardian-vs-sublime-email-security) ## Alternatives to each - [See all Cloudflare Cloud Email Security alternatives](https://cybersectools.com/alternatives/cloudflare-cloud-email-security) - [See all Sublime Email Security alternatives](https://cybersectools.com/alternatives/sublime-email-security) --- Source: https://cybersectools.com/compare/cloudflare-cloud-email-security-vs-sublime-email-security For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/cloudflare-cloud-email-security.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Cloudflare Cloud Email Security and Sublime Email Security: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md