Meet Hornetsecurity – Leading Cloud Email Security Provider

We protect global organizations so you can focus on what you do best.

50,000+ Organizations Use Hornetsecurity • 1,700+ Platform Improvements In The Last Month • 250+ Five-Star Reviews (#1) On Spiceworks

Founded in 2007, Hornetsecurity has had one overriding goal: Protect global organizations, so you can focus on what you do best.

Doctors should be focused on patient care, not spam… Airlines should focus on travel, not viruses. IT departments should be focused on their users, not spending hours reporting spam. We’re the cloud security experts who protect global organizations and empower IT Professionals, with the tools you need while serving you with a great attitude.

Over 15 Years Experience

In Email Security, Founded in 2007


Deloitte Fastest 50 Growing

More Than 6 Years In a Row

Product at The Heart of the Business

CEO Daniel Hofmann is the original developer


Self Learning Email Security

Adapts around your organization’s mail flow to provide the most effective detection

Local Support

In the USA, UK & Europe who love to help!

Customers of Different Sizes & Industries

From Small Business to Enterprises with Over 50k Customers

Our Story

Cloud computing has become an integral part of today’s business world, and it is difficult to imagine IT departments without this technology. Hornetsecurity has been focused on cloud computing since its inception in 2007. It was founded by Oliver Dehning and Daniel Hofmann under the name “Antispameurope” in Hanover.

Since then, the company has grown to over 400 employees offering comprehensive security solutions in the fields of email security and data storage. In addition to offering high level protection for customers’ IT infrastructures, Hornetsecurity solutions stand out by being user friendly and easy to manage, and for their delivery of high level transparency and control.


We empower companies and organizations of all sizes to focus on their core business by protecting email communications, securing data, and ensuring business continuity and compliance with next-generation cloud-based solutions.


Hornetsecurity will be the guardian of companies worldwide that use Microsoft 365. We protect their data and ensure business continuity. For a safer 365 world!


We offer the most comprehensive cloud security solution for Microsoft 365 on the market, including email security, compliance and backup and security awareness.

Hornetsecurity milestones

Hornetsecurity Meilensteine

Industry Recognition

The fact that Hornetsecurity is one of the leading cloud email security and backup providers is confirmed repeatedly by the most important analysts in the industry.

Radicati Trail Blazer
Hornetsecurity has been named a Trail Blazer in Radicati’s Secure Email Gateway – Market Quadrant. Companies in this category have the potential to ‘disrupt’ the market with new technology or new delivery models while offering advanced, best of breed technology in their solutions.

International Business Magazine - Best Cloud Email Security Services Provider Europe
World Business Outlook - Most Comprehensive Cloud Security Solution Provider Europe
IoTSSA - Best Security Solution
Computing Security Awards - New Cloud Delivered Security Solution of the Year
Cyber Security Breakthrough Award - Hosted Email Security Solution of the Year
ASTORS - Platinum Award Winner
SA Badge FrontRunners 2022 Award
GA Badge CategoryLeaders 2022 Award
Global Infosec Awards Winner
Cloud Backup Company of the Year Award
corporate vision award 2022
MyTechMag Award 2022
hns 5 stars review Award
HelpNetSecurity awards 5 stars to 365 Total Protection Enterprise Backup
In an extensive review of 365 Total Protection Enterprise Backup, this veteran information security publisher concluded: “If you are running a Microsoft 365 environment and you care about email protection and backup, I can recommend this solution. It provides a centralized backup solution, adds extra security layers over Microsoft 365 services, and offers value for both users and IT administrators.” Read more here 

Hornetsecurity Cloud Security Solutions

365 Total Protection Suite

With 365 Total Protection Business and Enterprise, you can take the protection of your Microsoft cloud services to the next level. IT security simplified from the ground up.

Email Security & Compliance

We optimize and protect your email communication while maintaining compliance. From the classic spam and malware protection to encryption to the defense against ransomware, phishing and more.

Email Productivity

Maintain email traffic, archive your emails reliably and ensure a professional look in all your company’s external email traffic.

The cloud-based corporate communications platform with the market’s most efficient filters for protection against spam and malware directly integrated.

Industry associations and non-profit organizations

As a company dedicated to the IT industry, Hornetsecurity is engaged in various industry associations and non-profit organizations:

Pittsburgh Technology Council Logo

Pittsburgh Technology Council

The Pittsburgh Technology Council focuses on regional economic development in and around Pittsburgh, PA. It offers both start-up and established technology companies a platform for their business development, talent retention and raising their own profile. The aim is to strengthen the Pittsburgh region with technology-based economic development.

Comptia Logo

Computing Technology Industry Association

The Computing Technology Industry Association, based in Chicago and Düsseldorf, is an international association for the IT industry. The aim of the association is to promote and grow the IT industry. The certifications offered are aimed at IT specialists who bring extensive knowledge to their field.

Hornetsecurity international

The protection of your data is our top priority. That is why we store customer data in local and redundantly secured data centres that are regularly audited and certified according to the respective data processing regulations.

Hornetsecurity World Map

Hornetsecurity Data Center Certifications:

DIN50600-2019, ISO27001, PCI DSS,SOC 1 Typ 1, ISAE 3402, SOC 2 Typ 2, HIPAA, SI-0002-2005, ISO20000:2018, ISO27001:2013, ISO50001:2018, ISO9001:2015, SOC 2, SOC 2 Bridge Letter

Pittsburgh Map


Hornetsecurity Inc.
6425 Living Place
Suite 200
Pittsburgh, Pennsylvania
United States

+1 (408) 416-2585
How to find us

London Map

Great Britain

Hornetsecurity Ltd.
55 Baker Street
Great Britain

+44 203 0869 833
How to find us

Hanover Map


Hornetsecurity GmbH
Am Listholze 78
30177 Hannover

+49 511 515 464-0
How to find us

Madrid Map


Hornetsecurity Iberia
Vía de las Dos Castillas
33 Edificio 3 ÁTICA 3
28224 Pozuelo de Alarcón – Madrid

+34 93 470 07 78
How to find us