GreatHorn Mailbox Intelligence is a commercial anti-phishing solution by GreatHorn. Zecurion Secure Web Gateway is a commercial next-gen firewalls solution by Zecurion. Features, integrations, deployment and the company behind each one, side by side.
Email security tool empowering users to identify & report phishing threats
Web gateway controlling access to web resources with threat protection
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Based on what each listing shows: deployment, company size, price and open source.
GreatHorn Mailbox Intelligence fits if you want a cloud product and you are a startup or a small business.
Zecurion Secure Web Gateway fits if you need to run it on your own servers.
Common questions when comparing GreatHorn Mailbox Intelligence vs Zecurion Secure Web Gateway for anti-phishing.
GreatHorn Mailbox Intelligence: Email security tool empowering users to identify & report phishing threats. Built by GreatHorn.
Zecurion Secure Web Gateway: Web gateway controlling access to web resources with threat protection. Built by Zecurion.
The table above shows where their features, integrations, deployment and company size fit differ.
GreatHorn Mailbox Intelligence is made by GreatHorn. Zecurion Secure Web Gateway is made by Zecurion. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
In part. GreatHorn Mailbox Intelligence and Zecurion Secure Web Gateway are not in the same category on CybersecTools. Use the table above to see where features, deployment and company size fit differ.
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Updated 2026-11-02
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