Genuine iOS Check Failed – Workplace Help Center

This compliance check verifies the software on this device has not been altered nor tampered with (i.e. jailbroken).

When a device fails this check, that device would be susceptible to malware, data leakage, and backdoors, amongst other exploits.

To resolve this issue, restore the operating system of the device back to factory settings.

Warning: The Following Process Will Erase the Data on the Device. 
We Recommend Backing up Your Data before Proceeding.

Follow the steps in the following Apple support article: https://support.apple.com/en-us/HT201252