[Resolved] On Saturday May 30th, 2020, at 10:48 UTC, an SSL root certificate belonging to a certificate authority and used to sign one of our certificate expired.
Due to this some customers may have faced some issues with the following application:
• Automation export contact was impacted on May 31th, 2020, 6:00 UTC.
• smtp-relay.sendinblue.com on SSL port, was impacted for some customers using old browser and/or old openssl version lower than 1.1.0.
We fixed the issue on May 31th, 2020, 18:23 UTC, by updating the expired Root certificat.
We are deeply sorry for the inconvenience, and we are working to improve our response to this kind of incident.