NOTICE DATE: June 7, 2022

NOTICE TYPE: M-A060722-01 General

SHORT DESCRIPTION: ERCOT's MOTE Notification Listeners certificate renewal

INTENDED AUDIENCE: Market Participant personnel that receive notifications from ERCOT’s External Web Services on their listeners in the MOTE environment.

DAYS AFFECTED: June 10, 2022

LONG DESCRIPTION: On June 10, 2022 at 3:00 CDT, ERCOT will replace the Notifications Public Key SSL certificate used by the Listeners that receive notifications from the External Web Services (EWS) with a new Notifications Public Key Secure Sockets Layer (SSL) certificate.

Impacts will only include those Market Participants that receive notifications on their Listeners and validating the request and certificate in the MOTE environment.

ACTION REQUIRED: Market Participants must download and install the following into their application's key store:

1. The new MOTE ERCOT Notifications Public Key,

All Certificates, including the updated public key, are available for download on ERCOT.com at https://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 [log in to unmask].

If you are receiving email from a public ERCOT distribution list that you no longer wish to receive, please follow this link in order to unsubscribe from this list: http://lists.ercot.com.

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