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Stefan Feist

About Stefan Feist

This author has yet to write their bio.
Meanwhile lets just say that we are proud Stefan Feist contributed a whooping 103 entries.

Entries by Stefan Feist

All Topics, News, NoSpamProxy Cloud, NoSpamProxy Encryption, Tech & Support

React vulnerability: NoSpamProxy is not affected

Experts are warning of a critical security vulnerability in React Server Components (RSC), which are part of the popular JavaScript framework React. This vulnerability allows attackers to remotely execute their own code on vulnerable servers. There is no danger for NoSpamProxy customers.

12.12.2025 by Stefan Feist
All Topics, News, NoSpamProxy Cloud, NoSpamProxy Encryption, Tech & Support

AS4: Updating the root and intermediate certificates of the SmartMetering PKI

The German Federal Office for Information Security (BSI) points out that the root and intermediate certificates of the SmartMetering PKI must be updated manually and regularly. Find out here how you, as a NoSpamProxy customer, can perform this update.

11.12.2025 by Stefan Feist
All Topics, Tech & Support

NoSpamProxy Server 15.7 now available

A new version of NoSpamProxy Server is available as of today. Version 15.7 includes new features and changes that will continue to keep your electronic communications optimally secure and convenient.

10.12.2025 by Stefan Feist
All Topics, News, Product

NoSpamProxy offers automated certificate management for DFN and HARICA

The new integration significantly reduces the administrative effort required for email encryption and offers seamless integration of HARICA certificates into the existing infrastructure of universities and research institutions.

29.09.2025 by Stefan Feist
All Topics, News, NoSpamProxy Encryption, NoSpamProxy Protection, Tech & Support

Attack on node.js: No danger for NoSpamProxy customers

On Monday, September 8, 2025, a significant attack on the software package supply chain for the widely used JavaScript runtime environment node.js was discovered. There is no danger for NoSpamProxy customers.

09.09.2025 by Stefan Feist
All Topics, News, NoSpamProxy Encryption, Tech & Support

New address of the DOI/NdB mailertable: What you need to do now

Customers of NoSpamProxy Server who use Netze des Bundes (NdB, formerly DOI) must make a change to the corresponding connector. This article explains what you need to do.

03.09.2025 by Stefan Feist
All Topics, News, NoSpamProxy Encryption, Tech & Support

32Guards maintenance window on Thursday, August 28, 2025

On the evening of Thursday, August 28, 2025, there will be a maintenance window for the 32Guards Cloud Service.

25.08.2025 by Stefan Feist
All Topics, Tech & Support

NoSpamProxy Cloud June update: Rollout started

The latest update of NoSpamProxy Cloud contains changes that continue to optimally secure your electronic communication and fulfill compliance requirements. The update will be rolled out successively over the coming days.

30.06.2025 by Stefan Feist
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Latest News

  • Gelöschter SPF-Eintrag: Warum DNS-Alarmierung unverzichtbar ist 800x800
    When the service provider deletes the SPF record: Why DNS alerts are essential16.01.2026 - 10:00
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    Link wrapping as an attack vector05.01.2026 - 10:02
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    React vulnerability: NoSpamProxy is not affected12.12.2025 - 13:00
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