Jobs (DE)Terms of UsePrivacy PolicyLegal Notice
  • S/MIME based mail encryption and signatures
  • HTML5 based remote web client with time-based one-time passwords (TOTP)
  • Groupware including
    • Email
    • Contacts
    • Calendar
    • TODOs
    • CalDAV/CardDAV
    • Exchange ActiveSync
  • Container virtualisation to improve isolation of individual components from each other - compiled, complemented to one another, integrated and maintained, all done by us.
The new groupware will be available without additional costs for all DEFENDOs. It will replace the former Web Mailer. As a new feature, it allows smartphones, Outlook and other mail clients to connect with the groupware per ActiveSync or CalDAV/CardDAV. This extension, the mail encryption and the web client will be charged as an additional application. Please ask for the brandnew pricelist.


DEFENDO forces a collection of best-of-breed security modules like firewall, VPN, proxies, virus scanner and anti spam system to interact for one purpose:
To be protected from all online threats and unwanted contents like malicious code, spam and hacker attacks.


Each IT scenario is different. The DEFENDO product family will adapt precisely to your demands.
DEFENDO applies for simple internet connections of small companies, for headquarters / branch office WANs, as well as for complex multi-tiered firewall systems.

More good reasons

  • No backdoors
  • More than 20 years of Internet security experience
  • Award-winning product
  • Support by our development engineers
  • Reseller loyalty
  • Made in Germany