BT SSL Certificate renewal - March 2026


Dear Customer,

We would like to inform you about an upcoming service maintenance break on our Basware Business Transactions (BT) service. Please forward this message to your IT department to review any possible impact and necessary actions.

Maintenance Summary

Basware will be performing a maintenance activity related to the renewal of the SSL Certificate for the Basware BT service. The current SSL certificate is expiring in March 2026, and a renewal is scheduled. In most cases, no action is required from your side. However, please review the details below to assess potential impacts with your IT department.

Possible Actions Required / Impact

For most users, no actions are necessary. As Basware does not have direct visibility into your environment, we recommend that your IT department evaluate whether any changes are required.

A copy of the new certificates can be downloaded using the links provided below.

Certificate Details

Production Environment

Certificate Download Link Usage
bt.basware.com available after 28 Feb Your environment connects to bt.basware.com to POST or FETCH business documents.
outbound.bt.basware.com available after 28 Feb Basware connects to your environment to deliver business documents via SFTP/HTTPS Post.
inbound.bt.basware.com available after 28 Feb Your environment connects to inbound.bt.basware.com for sending and receiving business documents using AS2 or OFTP Protocols. 

Test Environment

Certificate Download Link Usage
test.bt.basware.com available after 28 Feb Your environment connects to test.bt.basware.com to POST or FETCH business documents. It may also be used for sending and receiving business documents using  AS2 or OFTP Protocols. 
test.outbound.bt.basware.com available after 28 Feb Basware connects to your environment to deliver business documents via SFTP/HTTPS Post.

Certificate Renewal Schedule

Environment Update Starts Update Ends
Test Environment March 14, 2026, 04:00 UTC March 14, 2026, 06:00 UTC
Production Environment March 21, 2026, 04:00 UTC March 21, 2026, 06:00 UTC

Supplementary Support

For further inquiries, please contact Basware Support by submitting a standard case referencing the Planned Service Maintenance: BWPB0048566 using this link.

Best Regards,
Basware Production