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Info Icon

Revoked SwissSign certificates

All Topics, News, NoSpamProxy Encryption, Tech & Support

In some cases, certificates already issued by SwissSign were withdrawn because in these cases the Common Name (CN) did not correspond to the prescribed first name last name format. We show you how to apply for new certificates for the affected users.

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09.05.2022/by Stefan Feist
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Change in the validity periods of SwissSign certificates

All Topics, News, NoSpamProxy Encryption, Tech & Support

As of April 1, 2022, the requirements for email certificates will be tightened. SwissSign will stop issuing e-mail certificates with a 3-year term in March 2022. Only e-mail certificates with a validity of one or two years will then be available. Certificates with a validity of 3 years issued before April 1 will remain valid after the cut-off date and will not be revoked.

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07.01.2022/by Stefan Sturm
Rich Text File Type Evasion Tricks erfolgreich abwehren Preview

Successfully fend off Rich Text File Type Evasion Tricks

All Topics, News, Tech & Support

Since this week, we have been noticing a new wave of attacks with RTF documents, where spammers use various “file type evasion tricks”.

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02.08.2021/by Stefan Sturm
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Support InformatioWn – Problems with the delivery of e-mails to 1&1 (web.de and GMX)

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12.07.2021/by Stefan Cink
NoSpamProxy Update

Highly recommended update to current Fast Channel version

All Topics, News, Tech & Support, Updates

We strongly recommend that all customers currently using version 13.2.20349.1331 update to the currently available Fast Channel version 13.2.21069.1155. This update fixes a bug that can have a negative effect on the stability of the system under certain circumstances. As usual, you can find all the necessary information about the update in our release notes: […]

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16.03.2021/by Stefan Sturm
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Issues with sending emails to United Internet services

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

Since 12 March 2021, we have been aware of problems sending emails to United Internet services. This includes both WEB.de and GMX. These problems result in the connection being refused by the server there and it is therefore no longer possible to send emails to these services. This is the equivalent of a temporary rejection, […]

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12.03.2021/by Stefan Sturm
NoSpamProxy Update

Migration tool for new GlobalSign certificates available

All Topics, News, Tech & Support

On February 24, 2021, GlobalSign will have to withdraw some intermediary GlobalSign certificates for compliance reasons. This affects, among others, all “PersonalSign certificates” issued before November 12, 2020 and expiring after February 24, 2021. The affected customers have already been informed about this process by GlobalSign via email. NoSpamProxy customers who obtain their S/MIME certificates from a GlobalSign EPKI must exchange the affected certificates by February 17.

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02.02.2021/by Stefan Sturm
NoSpamProxy Update

Cancellations and changes from version 14

All Topics, Tech & Support

Certain software versions will no longer be supported in the future version 14 of the NoSpamProxy. To avoid problems when updating from version 13.2 to version 14, you should check your infrastructure early and update software that is no longer supported. The following discontinuations do not affect version 13.2 but only version 14.

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07.09.2020/by Stefan Feist
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Note: The information in this knowledge base is only relevant for NoSpamProxy up to version 13.2. All information for NoSpamProxy 14 and higher can be found in the online documentation.

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Latest News

  • beBPo Besonderes elektronisches Behördenpostfach PreviewbeBPo: Using the public authority mailbox with NoSpamProxy16.05.2022 - 10:00
  • Info IconRevoked SwissSign certificates09.05.2022 - 16:03
  • IT Security made in GermanyTrustworthy email software made in Germany – with the seal of trust05.04.2022 - 15:56
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