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Digital Certificate Security Information

This page contains root and intermediate certificates and public key information needed to interface with ERCOTs Test and Production environments. 

MPIM Digital Certificate Roles
ERCOT’s Market Participant Identity Management (MPIM) system general description and list of digital certificate roles and associated profiles used by Market Participant USAs to assign roles to employees for certain ERCOT system access.

Certificate Documentation

ERCOT API Security Changes
PowerPoint slides from WebEx Presentation presented on 05/14/2019
May 15, 2019 - pptx - 167.3 KB
Dec 20, 2017 - docx - 353.5 KB
Jul 26, 2021 - docx - 3.1 MB
Feb 5, 2021 - doc - 290.5 KB

Root Certificates

ERCOT CA
ERCOT's Production 2048 Client Root Certificate and Installation Instructions
Dec 12, 2017 - zip - 661.5 KB
ERCOT TEST CA
ERCOT's MOTE 2048 Client Root Certificate and Installation Instructions
Dec 12, 2017 - zip - 661.5 KB
Feb 27, 2018 - zip - 1.2 KB
Jun 11, 2020 - zip - 1.1 KB

API Key Certificates

ERCOT API Public Key (Valid 03/26/2019 to 03/26/2021)
ERCOT's Production EWS and MarkeTrak API Public Key
Mar 27, 2019 - zip - 1.8 KB
ERCOT API Public Key (Valid 01/14/2021 to 02/15/2022)
ERCOT's New Production EWS and MarkeTrak API Public Key (Issued by GlobalSign)
Jan 14, 2021 - zip - 1.6 KB
Jun 11, 2020 - zip - 1.6 KB
ERCOT MOTE API Public Key (Valid from 12/22/2020 to 1/23/2022)
ERCOT's new MOTE EWS and MarkeTrak API Public Key (Issued by GlobalSign)
Dec 23, 2020 - zip - 1.7 KB
Jun 11, 2020 - zip - 1.6 KB

Certificates

API SSL Certificate Upgrade
This presentation provides an overview of the API SSL Certificate Upgrade.
Jun 22, 2016 - pptx - 271.6 KB
API SSL Certificate Upgrade Training
WebEx recording of API SSL Certificate Upgrade Market Call on June 22, 2016
Client Digital Certificate Upgrade
This presentation provides an overview of the Client Digital Certificate Upgrade.
Jul 25, 2014 - ppt - 607 KB
ERCOT API Public Key (Valid 07/19/2016 to 07/21/2019)
ERCOT's Production EWS and MarkeTrak API Public Key
Jul 29, 2016 - zip - 1.9 KB
ERCOT CA
ERCOT's Production 2048 Client Root Certificate
Jul 16, 2014 - zip - 1 KB
ERCOT Notifications Public Key (Valid 07/19/2016 to 07/21/2018)
ERCOT's Production Notification Public Key
Jul 21, 2016 - zip - 1.8 KB
Jun 22, 2016 - doc - 403 KB
Jun 20, 2016 - docx - 3.1 MB
Oct 19, 2016 - zip - 1.5 KB
Oct 19, 2016 - zip - 1.4 KB

Test Certificates

ERCOT MOTE API Public Key (Valid 06/08/2017 to 06/09/2020)
ERCOT's MOTE EWS and MarkeTrak API Public Key
Jul 7, 2017 - zip - 1.9 KB
Jul 13, 2016 - zip - 1.8 KB
ERCOT TEST CA
ERCOT's MOTE 2048 Client Root Certificate
Jul 16, 2014 - zip - 1 KB
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