Bug Fixes
- Adds additional check for valid quiz attempt key when ending or exiting a quiz. #2824
- Fix for daylight savings and leap years when scheduling engagements. #2799
- Avoid showing course opens message if no Course Start Date has been set. #2810
- Improved accessibility of the lessons listing on a course page, when a lesson is restricted. #2827
Security Fixes
- Adding additional checks before the deletion of a certificate.