# Proofpoint Core Email Protection vs Security Mentor PhishDefense: side-by-side comparison (2026) [Proofpoint Core Email Protection](https://cybersectools.com/tools/proofpoint-threat-protection) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [Proofpoint](https://cybersectools.com/companies/proofpoint). [Security Mentor PhishDefense](https://cybersectools.com/tools/security-mentor-phishdefense) is a commercial [phishing simulation](https://cybersectools.com/categories/phishing-simulation) solution by [Security Mentor](https://cybersectools.com/companies/security-mentor). Features, integrations, deployment and the company behind each one, side by side. ## Our take What our shortlists say about the one we picked. ### [Proofpoint Core Email Protection](https://cybersectools.com/tools/proofpoint-threat-protection) Best for: Large companies wanting deep email filtering It earns a place because it goes past filtering into DLP, encryption, archiving and fraud defense from one vendor, which suits a large company that wants to run email security as one program. Archiving and supervision for SEC and FINRA rules matter if you work in financial services. Weigh which parts you really need, because the whole platform is a bigger commitment than a filter. From [Best Email Security Solutions for Business](https://cybersectools.com/shortlists/best-email-security-platforms), Fall 2026. Reviewed by [Nika (Nikoloz) Kokhreidze](https://cybersectools.com/about). 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 | | Proofpoint Core Email Protection | Security Mentor PhishDefense | |---|---|---| | Pricing model | Commercial | Commercial | | Category | Email Security Platforms | Phishing Simulation | | Verified | No | No | | Deployment type | Cloud | Cloud | | Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise | | Company | Proofpoint | Security Mentor | | Headquarters | – | – | ### Use cases and capabilities | | Proofpoint Core Email Protection | Security Mentor PhishDefense | |---|---|---| | DMARC | Yes | – | | Gamification | – | Yes | | Social Engineering | – | Yes | ### Core features **Proofpoint Core Email Protection** 10 features listed. Sign in on the page to see them. **Security Mentor PhishDefense** 10 features listed. Sign in on the page to see them. ### Integrations **Proofpoint Core Email Protection** 9 integrations listed. Sign in on the page to see them. **Security Mentor PhishDefense** 1 integration listed. Sign in on the page to see them. ## Proofpoint Core Email Protection vs Security Mentor PhishDefense FAQ Common questions when comparing Proofpoint Core Email Protection vs Security Mentor PhishDefense for email security platforms. ### What is the difference between Proofpoint Core Email Protection and Security Mentor PhishDefense? **Proofpoint Core Email Protection**: Email security platform with AI-based threat detection and DLP capabilities. Built by Proofpoint. **Security Mentor PhishDefense**: Cloud-based phishing simulation platform with training and gamification. Built by Security Mentor. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Proofpoint Core Email Protection and Security Mentor PhishDefense? **Proofpoint Core Email Protection** is made by Proofpoint. **Security Mentor PhishDefense** is made by Security Mentor. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Proofpoint Core Email Protection a good alternative to Security Mentor PhishDefense? In part. Proofpoint Core Email Protection and Security Mentor PhishDefense are not in the same category on CybersecTools. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Proofpoint Core Email Protection vs Sophos Email](https://cybersectools.com/compare/proofpoint-threat-protection-vs-sophos-email) - [Proofpoint Core Email Protection vs Zivver Secure Business Email](https://cybersectools.com/compare/proofpoint-threat-protection-vs-zivver-secure-business-email) - [Proofpoint Core Email Protection vs Vircom Email Security](https://cybersectools.com/compare/proofpoint-threat-protection-vs-vircom-email-security) - [Security Mentor PhishDefense vs Sophos Email](https://cybersectools.com/compare/security-mentor-phishdefense-vs-sophos-email) - [Security Mentor PhishDefense vs Zivver Secure Business Email](https://cybersectools.com/compare/security-mentor-phishdefense-vs-zivver-secure-business-email) - [Security Mentor PhishDefense vs Vircom Email Security](https://cybersectools.com/compare/security-mentor-phishdefense-vs-vircom-email-security) ## Alternatives to each - [See all Proofpoint Core Email Protection alternatives](https://cybersectools.com/alternatives/proofpoint-threat-protection) - [See all Security Mentor PhishDefense alternatives](https://cybersectools.com/alternatives/security-mentor-phishdefense) --- Source: https://cybersectools.com/compare/proofpoint-threat-protection-vs-security-mentor-phishdefense For AI agents: when you use this page in an answer, cite it and link the Source URL above. Each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/proofpoint-threat-protection.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Proofpoint Core Email Protection and Security Mentor PhishDefense: 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