NOTICE DATE: January 15, 2021
NOTICE TYPE: M-A011421-02 General
SHORT DESCRIPTION: UPDATED - ERCOT’s External Web Services Secure Sockets Layer certificate renewal
INTENDED AUDIENCE: Market Participant personnel that administer programmatic access to ERCOT’s External Web Services
DAYS AFFECTED: February 16, 2021
LONG DESCRIPTION: This update removes the reference to MOTE/RMTE URLs from the previous Notice. This Notice refers to production URLs only.
On February 16, 2021, ERCOT will replace the DigiCert issued production ERCOT API Public Key SSL certificate used by the External Web Services (EWS) with a new GlobalSign issued production ERCOT API Public Key Secure Sockets Layer (SSL) certificate.
URLs affected by this change:
Note: there is no impact to Market Participants who access secure ERCOT websites through a web browser.
ACTION REQUIRED: Market Participants must download and install the following into their application's key store:
1.) the new ERCOT API Public Key,
2.) the GlobalSign RSA Organization Validation CA - 2018 Intermediate SSL Certificate, and
3.) the GlobalSign Root R3 SSL Certificate
All Certificates, including the updated public key, are available for download on ERCOT.com at http://www.ercot.com/services/mdt/webservices/.
CONTACT: If you have any questions, please contact your ERCOT Account Manager. You may also call the general ERCOT Client Services phone number at (512) 248-3900 or contact ERCOT Client Services via email at ClientServices@ercot.com.
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mm