Various Authentication mechanisms for Exchange on premise and on cloud

[cstest cstest]

Hi,

Please let me know various authentication mechanisms available for MS Exchange on premise and on cloud. Thanks so much.

Regards

Pavan

[#2]

@cstest cstest 

You mean this for Receive Connector?

• Receive connector authentication mechanisms | Microsoft Docs
• Receive connector permission groups | Microsoft Docs

Exchange Server authentication (ExchangeServer) > GSSAPI authentication > Kerberos?