Hornetsecurity – The Cloud Security Pioneer

Providing cloud based security services to business customers worldwide

Cloud computing has arrived in companies – in many areas of IT this technology has become indispensable. Hornetsecurity has been focusing on cloud computing since 2007 when the company was founded in Hanover by Oliver Dehning and Daniel Hofmann under the name antispameurope.

About Us

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 2007, when the company was founded by Oliver Dehning and Daniel Hofmann under the name “Antispameurope” in Hanover, the provincial capital of Lower Saxony, where it is headquartered today.

Meanwhile, the company has grown to around 200 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 stands out by being user friendly, easy to manage, and its delivery of high level transparency and control.

Hornetsecurity Cloud Security Solutions

365 Total Protection Suite

With 365 Total Encryption and 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 Co.

Email Productivity

Maintain email traffic, archive your emails reliably and ensure a professional presentation of your company in external email traffic.

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:


eco – Verband der deutschen Internetwirtschaft e.V. (Association of the German Internet Industry)

Hornetsecurity is a member of the industry association eco, which represents the interests of the German Internet economic sector, strengthens the communication within the market and is committed to continue strengthening the position of Germany as a business location.



Bundesverband IT-Sicherheit e.V. (TeleTrusT/German IT Security Association) is a network of excellence, which includes domestic and foreign members from the industry, public authorities and academic institutions, as well as thematically related partner organizations. TeleTrusT offers forums for experts, organizes events or event participations, and comments on current security issues. TeleTrusT is a member of the European Telecommunications Standards Institute (ETSI).


Initiative cloud services made in Germany

The initiative was launched by AppSphere AG to join the Germany-based providers of various cloud computing services (IaaS, PaaS, SaaS). The goal is to ensure greater legal certainty by using current legal standards applicable in Germany as the basis for contracts concluded with customers.


EuroCloud Deutschland_eco

EuroCloud Deutschland_eco is the association of the German cloud computing industry, which it represents in the pan-European EuroCloud network. EuroCloud Deutschland_eco promotes acceptance and meets the demand for cloud services in the German market. EuroCloud Deutschland_eco has an open dialog with the European partners of the EuroCloud network to find global solutions and to lay the groundwork for your international business relations.


Initiative IT Security Made in Germany

The primary goal of the initiative “IT Security Made in Germany”, founded in 2005, is to coordinate the common economic, commercial, technical and scientific interests of all participating companies and institutions vis-à-vis the political and economic system, academic institutions and the general public in Germany and on an international level.


Hannover IT e.V.

As a strong community with over 1,200 members from the fields of information and communication technology, Hannover IT combines different competences for initiating and developing successful IT projects in the Hannover region, and provides a link between academic institutions and the IT industry.


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.


Computing Technology Industry Association

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

These customers rely on the services of Hornetsecurity

Kunden Hornetsecurity Cloud Security E-Mail Security