COST-EFFECTIVE, SECURE HOSTED EMAIL: MAILBOXES, CALENDAR AND ADDRESS BOOK, the cloud-based corporate email platform with integrated spam and malware protection

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

The secure email and collaboration environment, consisting of mailbox, calendar and address book, offers users maximum protection against spam, phishing and other cyberthreats based on multiple security levels and AI-based analysis. The market’s highest guaranteed spam and virus detection rates protect users not only from annoying spam email flooding, but also from malicious infection’s by ransomware or spyware.

Use Case: The full protective potential of 365 Total Protection directly integrated within

Do you often work with external staff such as consultants or freelancers? Since they usually only communicate on behalf of your company for a certain period of time, you can do without additional Microsoft licenses: is the ideal low-cost solution, which can be easily combined with Microsoft 365 and offers the same AI-based protection mechanisms as 365 Total Protection.

The same applies to employees who do not permanently need the full range of Microsoft 365 functions, as is often the case with warehouse and production employees. By using, they can still be reached under the existing domain in Tenant and are fully protected


One domain, several email services

Save the Microsoft 365 license for freelancers, interns and Co. and use the inexpensive alternative This allows you to manage several email services with only one domain – without having to compromise on your security standards.


Diverse features for collaborative teamwork is the cost-effective secure hosted email alternative with a wide range of features for collaborative work, such as calendar, address book and tasks. Benefit now from the intuitive use of and advanced filter mechanisms for optimum protection.


Synchronisation on all devices

Access to and all features is possible via web interface and native clients as well as Outlook clients from all current PCs (Windows, Mac, Linux) and mobile devices (iOS, Android). Flexible, simple and safe without compromise

The booking options and combination possibilities for new as well as existing customers makes a flexible all-around solution that offer users a collaboration platform tailored to their needs with a variety of security features. can be booked in two different packages: The Starter Package includes the cloud-based platform and’s Spam Filter and Malware Protection. With the Enterprise Package, you also benefit from the services Advanced Threat Protection, Email Encryption and Email Archiving. The Add-On offers existing customers the possibility to add as many mailboxes as they wish. Packages

feedback-loop Starter Package

The Starter Package consists of the email platform and the automatically integrated Spam Filter and Malware Protection. With a guaranteed spam detection rate of 99.9% and a virus detection rate of 99.99%, Spam and Malware Protection offers the highest detection rates on the market and reliably protects users from unwanted emails.

Backup recovery  icons Enterprise

The Enterprise Package combines the concentrated protection potential of Hornetsecuritys Services Advanced Threat Protection, Email Encryption and Email Archiving on a collaborative email platform. Comprehensive protection against targeted and highly complex threats and optimized and legally compliant extension of email management.


The Add-On (for existing customers)

With the Add-On you can easily add as many mailboxes as you like as an existing Hornetsecurity customer. Each mailbox is hosted by Hornetsecuritys server and receives exactly the same protection as the already existing mailboxes.

Diverse settings options and intuitive operation 1

This is what your mailbox looks like 2

Categorize all contacts in your address book 3

Wide range of settings for the email inbox 4

Different setting options in the calendar 5

Comprehensive filter and search

Exemplary representation of the integration of in the email management system

Users can access and all features from all popular PCs and mobile devices. Depending on the capabilities of the end device, the protocols Exchange ActiveSync, IMAPS, SMTPS, CalDAV as well as Autodiscover and Autoconfig are provided for bilateral synchronization of the mailbox with any number of devices and clients per user.

Further advantages of at a glance

  • "Allow list” and “deny list”

    Authorized users can maintain personal allow lists and deny lists. The configuration can be done in different ways: e.g. the Hornetsecurity Control Panel or Quarantine Report.

  • Guaranteed Availability

    The availability of email traffic via SMTP and interfaces and Webinterface is up to 99.99% on an annual average.

  • Automatic Archiving

    Once a day, all mail in the mailbox is backed up. This backup is kept for 14 days.

  • Automatic Encryption via TLS

    Emails are transmitted via a TLS-encrypted channel if the other party supports TLS transmission.

  • Compliance Filter 

    Create specific rules for automated application to inbound and outbound email.

  • Content Filter for File Attachments
    Unwanted attachments can be rejected or quarantined. Adjustable content filter for unwanted attachments, protection against malware and enforcement of company policies. Adjustable size limitation of emails protects against impairment of the mail server and mail traffic due to excessive data volume.

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