Hornetsecurity

Microsoft 365 security where the compromise starts

Quick Overview

Company Hornetsecurity GmbH
Category Endpoint Protection
Headquarters Hanover, Germany
Founded 2007
EU Presence EU (Germany)
Data Location European Union
Open Source No
Compliance ISO 27001
Pricing Per seat per month, quoted
Free Option Free trial
Replaces Proofpoint, Mimecast, Microsoft Defender for Office

Detailed Review

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Frequently Asked Questions

What is Hornetsecurity?

Hornetsecurity GmbH in Hanover comes at endpoint security from the direction most compromises actually take: the inbox. The product set is built around Microsoft 365 — email filtering, advanced threat protection, backup for mailboxes and SharePoint, security awareness training and permission management — rather than around an agent on the laptop.

Where is Hornetsecurity based?

Hornetsecurity operates from Hanover, Germany, which places it under EU (Germany). Compliance: ISO 27001.

What does Hornetsecurity cost?

Per seat per month, quoted. Free trial.

Who is Hornetsecurity best for?

Microsoft 365 tenants where the real risk arrives by email. It guards the door the attackers use: for most organisations the inbox compromises more machines than the machines do.

What are the drawbacks of Hornetsecurity?

Not endpoint anti-malware; it complements rather than replaces it. Only relevant if you run Microsoft 365. Quoted pricing through partners.

Who worked on this review

Three people touch every tool page: one writes it, a second edits it, and a third checks the compliance and pricing claims against the vendor's own documentation.

Ingrid Halvorsen
Written by

Ingrid Halvorsen

Managing Editor · Oslo, Norway

Runs the review process and decides when a page is ready to publish or needs another pass.

Daniel Brandt
Edited by

Daniel Brandt

Privacy & Compliance Researcher · Berlin, Germany

Checks the compliance claims: where the company is established, where the data sits, and what the DPA actually says.

Sebastiaan Smits
Fact-checked by

Sebastiaan Smits

Founder & Editor · Netherlands

Selects the tools, writes the reviews, and checks where each company is actually established.

Read our editorial process for how we source, verify and update these pages — and how we keep affiliate income separate from what we recommend.

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