What is the protocol used to connect a Knox device to Active Directory? Article ID: 115013146767 | Last updated: October 06, 2017 18:37 [Environment] Any Samsung device supporting the Knox framework.[Summary] Kerberos is used to connect from the device to enterprise's Active Directory server. Related articles Can end users be prevented from setting up EAS-enabled enterprise email accounts in the personal space? How do I troubleshoot SDS IAM & EMM user login problems?