We would like to inform you that the previously postponed AX4 DEMO AS2 Certificate Renewal 2026 has now been rescheduled. The activity will take place on April 20, 2026, at 08:00 AM CEST (06:00 AM UTC).
Due to internal technical requirements, we will replace the AX4 Demo AS2 certificate (host: as2demo.ax4.com). The AS2 certificate is required for signing and encrypting messages as well as for establishing HTTPS sessions via AS2.
There will be no downtime for AX4 Demo.
Partners connecting to AX4 Demo via AS2 may be affected depending on their individual configuration.
Required Actions for Customers: Please perform the following activities after April 20, 2026, 08:00 AM CEST (06:00 AM UTC): • Update your systems with the new AS2 public certificate. • Do not install the new certificate before the date and time listed above.
Important Note: Although the new certificate is issued for edias2.demo.ax4.com, it is also valid for the current host as2demo.ax4.com. Please ensure that you update your systems accordingly head of time.
If you need assistance or have any concerns regarding this change, please open a case in the Support Center. Our support team will be happy to help.
Thank you for your cooperation.
Your Support Team
Posted Apr 13, 2026 - 13:46 UTC
This scheduled maintenance affects: Demo (EDI communication - AS2).