If your Mac displays a warning message "Expiring configuration profile MDM Profile in # days" you can simply delete and reinstall the certificate. Here is how:
- go to System Preferences, click Profiles
- select MDM Profile on the left and delete it by clicking the minus icon ( - ). Also delete the CA Certificate.
- next, re-enroll in PEAS to add the certificate again, go to https://rc.partners.org/kb/article/1557 for instructions.
Now you will be in compliance with DFCI security requirements.