NoSpamProxy Server 15.6.0.2476 (October 20, 2025)

NOTE:

Announcements:

  • All NoSpamProxy versions < 15.1.0.1048 will be discontinued with NoSpamProxy Server 16.0.

  • The certificate provider SSL Plus will be discontinued with NoSpamProxy Server 16.0.

  • The TCP proxy in its old form, which can be activated via the configuration file, will be discontinued with NoSpamProxy Server 16.0.

WARNING:

  • An update to version 15.1 is only possible from version 14.2. Updating from another version may cause problems.

  • An update to version 15.2 or higher is only possible from version 15.1. Updating from another version may cause problems.

See Software archive.

WARNING: Please note that the port allocation has changed with version 15.2. Port 6062 has been added in version 15.2 and is now required. Information on the changes can be found under Port allocation.

WARNING: As the archive connectors are now multi-tenant capable, Managed Service Providers must add all connectors to the respective tenants of their customers again.

This version contains the following components:

  • NoSpamProxy 15.6.0.2476

  • Management services 15.6.0.676

  • Identity Service 1.2.71

  • Gateway Role 15.6.0.676

  • Web  Portal 15.6.0.676

  • Message Tracking Service 2.0.28

  • Intranet Role 15.6.0.676

  • WebApp Hosting Service 1.3.19

  • WebApp 1.2.3856.0

  • PowerShell 15.6.0.676

  • NoSpamProxy Command Center 15.6.0.676

  • Message Tracking Transport service 1.0.11

  • External Process Manager 1.0.584

New features

Redelivery of the original email

From now on, NoSpamProxy can redeliver emails whose attachments have been blocked and uploaded to the Web Portal in their original form and including all (unmodified) attachments. NoSpamProxy thus fulfils the compliance requirements of customers.

Changes

43475 Improvement of subdomain validation for Digicert.

43616 Sectigo API endpoint for EMEA.

44421 DNSSEC has been deactivated for certain domains.

44826 Support of GlobalSign Atlas OV certificate requirements.

45286 Emails generated by the system are no longer archived.

EDI@Energy

43526 CA certificate upload via PowerShell is now possible.

Fixed bugs

35420 Level of Trust is not granted for ARC-signed emails.

41877 Many URLs in emails lead to validation timeout.

42399 Model.PrefaceDocument no longer works.

43551 An exception of type Clients.PdfClient.Models.ProblemDetails.

43647 NDR contains all notification languages - German is missing.

43707 The header-From (Web Portal notification) is missing for the automatic encryption of external notifications.

43921 Archive connector: Warning if the profile does not match.

43950 Email flow within an installation on an encryption client is not possible.

44075 Archive connector: Attachments are not archived individually after decryption and removal of the signature.

44166 Verb is missing in the error message.

44221 SURBL filter - value must not be zero.

44267 D-Trust query is implemented incorrectly.

44268 AnySMS: Passwords with & characters do not work.

44408 Email hints in plain text are not indented correctly.

44464 SURBL filter - RemoteDNS query expires before the SURBL filter timeout expires.

44475 IPv6 PTR entries are not resolved correctly.

44527 Enrolment providers do not send attributes for first name and surname in the request.

44634 Layout of the PDF Mail is incorrect.

44745 Strategy for inserting the disclaimer "Before all replies" does not match the correct position.

44768 Content filtering and sandboxing do not work with NDRs.

44770 External process manager cannot be installed with online setup, which leads to errors in MIME recognition and CDR.

44775 The CDR document is empty.

44833 TLSA record validation is incorrect if not present (NXDOMAIN).

44850 Automatic registration for GlobalSign Legacy does not work if the display name contains a comma.

44879 FileQuarantined: The sequence contains no elements.

44929 A deeply nested email can cause a batch overflow.

44943 On-prem direct delivery only fails with encryption due to the secret value of Office 365.

45121 Flowguard should not count archive emails.

45122 The archiving system can overload the Gateway Role.

45137 SQL error during URL processing.

45305 NDRs are generated if the mailbox archive system rejects the archive email.

45306 Attachments are missing in PDF Mails.

45343 "-" in CN is removed during automatic certificate enrolment.

45408 Greylisting does not use the TLS client certificate to identify the sender if the connection is secured with TLS 1.3.

45835 DigiCert requests do not work.

45853 Swiss-Sign certificates cannot be revoked.

45890 No MX records are found if the host name from the MX record is a CNAME and DNSSEC is deactivated.

46023 Deleting system templates causes the template replication to fail.

EDI@Energy

44512 Intermediate certificates are not sent during the LDAP search for other market partners.

44807 Market partner certificates are not filtered for market communication.

44904 AS4 message tracking shows everything as coming from an unknown market partner.

44955 Possible timeout can lead to a "loop-like" delivery of incoming AS4 messages.

Relevant for Managed Service Providers

44142 Remove-NspTenant attempts to remove market partners without EDI configuration.

45038 Outbound emails sent from Office 365 are rejected in some cases if the recipient also belongs to a tenant on the same NoSpamProxy instance.