--- title: "Integration Certificate Renewal - Oct 2026" slug: "integration-certificate-renewal-oct-2026" updated: 2026-10-27T08:13:38Z published: 2026-10-27T08:13:38Z canonical: "knowledge.lightico.com/integration-certificate-renewal-oct-2026" --- > ## Documentation Index > Fetch the complete documentation index at: https://knowledge.lightico.com/llms.txt > Use this file to discover all available pages before exploring further. # Integration Certificate Renewal - Oct 2026 ## Annual Certificate Renewal Lightico Integration Customers utilizing Certificate AUTH to authenticate callbacks and requests sent from Lightico integration services will be required to update their hosted certificate as per the following schedule. The renewed certificate files can be downloaded from below. ## Certificate Renewal Schedule Testing environments: - Sandbox NA - Oct 28, 2026 7:30 am UTC - Sandbox EU - Nov 1, 2026 6:00 am UTC Production environment: - North America (NA1) - November 2, 2026 6:30 am UTC - Frankfurt (EU4) - November 2, 2026 9:00 pm UTC - London (EU2) - November 3, 2026 11:00 pm UTC ## Certificates The certificate files can be downloaded from here: [](https://cdn.document360.io/473bb8c5-ff1b-4930-8109-2321ac6ab967/Images/Documentation/integration_lightico_com.pem)integration_lightico_com2.03 KB[](https://cdn.document360.io/473bb8c5-ff1b-4930-8109-2321ac6ab967/Images/Documentation/integration_lightico_com.pem)[](https://cdn.document360.io/473bb8c5-ff1b-4930-8109-2321ac6ab967/Images/Documentation/integration_lightico_com.cer)integration_lightico_com2.03 KB[](https://cdn.document360.io/473bb8c5-ff1b-4930-8109-2321ac6ab967/Images/Documentation/integration_lightico_com.cer) ## What happens if you do not update the certificate? Failure to update the certificate ahead of the above schedule will cause callback delivery and requests to the configured integration endpoints be rejected. ## Support Should you require assistance or have questions, please reach out to us at [support@lightico.com](mailto:support@lightico.com).