https://community.checkpoint.com/t5/Firewall-and-Security-Management/sshd-10351-fatal-no-kex-alg/m-p/92995#M7191 <P>Hi All,</P><P>I got below logs in my checkpoint syslog reports. Can you please suggest on this. I can not understand what it is exactly.</P><P><STRONG>"sshd[27969]: fatal: no kex alg"</STRONG></P><P>&nbsp;</P><DIV class="mceNonEditable lia-copypaste-placeholder">&nbsp;</DIV><P>&nbsp;</P> Fri, 31 Jul 2020 10:41:20 GMT ravimahajan44 2020-07-31T10:41:20Z https://community.checkpoint.com/t5/Firewall-and-Security-Management/sshd-10351-fatal-no-kex-alg/m-p/92995#M7191 <P>Hi All,</P><P>I got below logs in my checkpoint syslog reports. Can you please suggest on this. I can not understand what it is exactly.</P><P><STRONG>"sshd[27969]: fatal: no kex alg"</STRONG></P><P>&nbsp;</P><DIV class="mceNonEditable lia-copypaste-placeholder">&nbsp;</DIV><P>&nbsp;</P> Fri, 31 Jul 2020 10:41:20 GMT https://community.checkpoint.com/t5/Firewall-and-Security-Management/sshd-10351-fatal-no-kex-alg/m-p/92995#M7191 ravimahajan44 2020-07-31T10:41:20Z https://community.checkpoint.com/t5/Firewall-and-Security-Management/sshd-10351-fatal-no-kex-alg/m-p/92998#M7192 <P>Maybe somebody is trying to ssh to the device but ssh client's algorithms don't match the device ones</P> Fri, 31 Jul 2020 11:30:05 GMT https://community.checkpoint.com/t5/Firewall-and-Security-Management/sshd-10351-fatal-no-kex-alg/m-p/92998#M7192 MartinTzvetanov 2020-07-31T11:30:05Z