24 September 2019
CME Group direct access
Effective Sunday, September 29 (trade date Monday, September 30), all Hash Message Authentication Codes (HMAC) security keys for iLink and Drop Copy sessions with expiration dates prior to Sunday, September 29, 2019, will be expired and no longer valid for login. Moving forward, expiration of all HMAC security keys on their expiration date will be enforced.
Request Center will continue to display a Red flag next to keys expiring within 4 weeks and email notifications will continue to be sent via a "Security Key Will Expire Soon" email.
No changes are needed from B2BITS, EPAM, please contact CME Group for security keys.
The details are available here