Central phone number
Feel free to contact us!

+49 371 2371-0

Central fax number
Feel free to contact us!

+49 371 2371-150

Support hotline
We answer your questions

+49 371 2371-250

Send an email

IT security & infrastructures

REDDOXX - the perfect email management solution for your company

A complete email protection solution consisting of the components email archiving, spam protection and virus protection, digital signature and email encryption for companies of all sizes.

Make your company legally secure, efficient and future-proof with the email management solution from REDDOXX.

  • Audit-proof email management

  • Spam-free through a patented process

  • Legally compliant according to GDPR regulations

REDDOXX solutions for your secure email management

REDDOXX GmbH offers TÜV-tested software from Germany in the areas of e-mail archiving, spam and virus protection, e-mail encryption and protection against Ramsonware.

Email archiving ( MailDepot )

  • automatic and legally compliant email archiving
  • Audit-proof and tamper-proof storage of all emails
  • Simple operation

Spam protection and virus protection ( Spamfinder )

  • 100% spam-free due to patented CISS process
  • proactive virus protection
  • absolute security and control over filtered emails

Digital Signature & Email Encryption ( MailSealer )

  • Supports internationally established encryption standards
  • Archiving of encrypted emails and decrypted emails
  • Instant protected transmission of confidential content

IT Security Expertise, IT Solutions and IT Services

SIGMA Chemnitz GmbH is a long-standing REDDOXX certified partner and your specialist for Email solutions. Also with all questions about IT security and solutions like Fujitsu PalmSecure we are happy to assist you with our know-how. Simply get in contact with us!

In addition to our comprehensive portfolio of IT security solutions, we also offer the corresponding IT services. Here you will find an overview.

REDDOXX products


Integration in Microsoft

Legally compliant according to DSGVO

Automated processes





Audit-proof e-mail archiving, auditing, multiple storage connection

Outsourcing of archived data, connection to document management system, relief for IT infrastructure




patented CISS process, upstream filter stages, SMTP and POP3 capable

Time and cost savings, virus protection, relief of the e-mail server through recipient verification




Simple key and certificate management, S/MIME certificates can be automatically retrieved via LDAP from corresponding LDAP directories

Supports internationally established email encryption standard S/MIME and REDDOXX passphrase

Lucas Hübert - Vertrieb IT-Security und Infrastruktur | Standort Chemnitz