This article contains details of the SSL certificate used for www.messagexchange.com - including changes and updates to this certificate.
Affected:
- B2B (including AS2) clients connecting to www.messagexchange.com using HTTPS
- Some clients may be using this certificate in their configuration, including for AS2 signing verification. If so, you may need to make changes when this certificate changes
Not affected:
- Web browser users are not affected by any changes to this certificate
- Our ebms3, beta, and other endpoints are also not affected by this certificate
Forthcoming/Recent changes:
2026-08-20 08:30 AEST - this certificate is scheduled to be replaced
- The new certificate details are provided below
- See notice and subscribe to updates
Certificate details and download:
| Old certificate | New certificate from 2026-08-20 08:30 AEST |
| Issued to | www.messagexchange.com | www.messagexchange.com |
| Certificate Authority | Sectigo | Sectigo |
| Valid from | 2025-08-04 | 2026-08-03 |
| Valid to | 2026-08-29 | 2027-02-18 |
| Thumb print | fc 73 ed 67 9c cf b2 9c f2 f7 c3 4f a7 1b 49 05 52 5c 97 9c | 2c 85 47 1a 0d 88 da 19 c2 b2 ee e8 9f 4e 8a c3 af f5 65 ed |
| Download | Download - see links below www.messagexchange.com_public_expiry_Feb_2027.zip or www.messagexchange.com_public_expiry_Feb_2027.cer |