Resolving SSL/TLS Secure Channel Trust Errors in Dynamics 365 Finance and Operations
Introduction Have you ever encountered the error: "The underlying connection was closed: Could not establish trust relationship for the SSL/TLS secure channel" while deploying from Visual Studio to Finance and Operations. This error is often linked to an expired or invalid SSL certificate in your environment. This also shows up as an expired SSL Certificate warning when you open your Finance and Operations environment from the browser. Certificates are critical for securing communication channels, and an expired certificate can disrupt services and integrations. In this blog, we’ll explore the cause of the error and provide steps to resolve it. References Eugene Dmytriienko - Onpremise Certificate Rotation Said Nikjou - Rotate Secrets via LCS MS Docs - Certificate Rotation Configuration In a new cloud hosted environment, the SSL Certificate stays valid for one year by default. Post that, it expires at which point it is essential to renew the SSL Certificate. For Cloud Hoste...