https://community.checkpoint.com/t5/Endpoint/Endpoint-Security-Client-failed-to-send-register-message-to-the/m-p/134873#M4897 <P>I can reached the endpoint server and port is any allow.</P> Thu, 25 Nov 2021 07:41:58 GMT kyithuaung 2021-11-25T07:41:58Z https://community.checkpoint.com/t5/Endpoint/Endpoint-Security-Client-failed-to-send-register-message-to-the/m-p/134872#M4896 <P>I have an issue in check point Endpoint client. Please see the attached file for the issue message. Please any suggest me.</P><P>&nbsp;</P><P>&nbsp;</P> Thu, 25 Nov 2021 07:36:54 GMT https://community.checkpoint.com/t5/Endpoint/Endpoint-Security-Client-failed-to-send-register-message-to-the/m-p/134872#M4896 kyithuaung 2021-11-25T07:36:54Z https://community.checkpoint.com/t5/Endpoint/Endpoint-Security-Client-failed-to-send-register-message-to-the/m-p/134873#M4897 <P>I can reached the endpoint server and port is any allow.</P> Thu, 25 Nov 2021 07:41:58 GMT https://community.checkpoint.com/t5/Endpoint/Endpoint-Security-Client-failed-to-send-register-message-to-the/m-p/134873#M4897 kyithuaung 2021-11-25T07:41:58Z https://community.checkpoint.com/t5/Endpoint/Endpoint-Security-Client-failed-to-send-register-message-to-the/m-p/134902#M4898 <P>Please refer to the following knowledge base article. I believe it is the solution to the behavior that you are currently experiencing.</P><P>Sk175752: Product Alert for Harmony Endpoint Cloud Management - New certificate format alignment starting October 17th 2021<BR /><A href="https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&amp;solutionid=sk175752&amp;partition=Basic&amp;product=Endpoint" target="_blank">https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&amp;solutionid=sk175752&amp;partition=Basic&amp;product=Endpoint</A></P> Thu, 25 Nov 2021 12:40:03 GMT https://community.checkpoint.com/t5/Endpoint/Endpoint-Security-Client-failed-to-send-register-message-to-the/m-p/134902#M4898 Luiz_ 2021-11-25T12:40:03Z