If you are able to SSH into git@ssh.github.com over port 443, you can override your SSH settings to force any connection to GitHub.com to run through that server and port. kex_exchange_identification: connection closed by remote host aix Published by at May 14, 2022. I still am not sure what exactly caused it as things were working just great yesterday, but I'm glad . February 17, 2019. Facing this issue since past week. Key exchange failed: Expected SSH_MSG_KEX_GEX_GROUP [id=3] It meanes after request SSH2_MSG_KEX_DH_GEX_REQUEST expecting response with value «31» to continue connecting. Hi @kashiftasneem.pro Welcome to the GitLab forums!. kex_exchange_identification: connection closed by remote host cisco . Categories . hey there, i've a problem with our gitlab-ce. what is ability in organizational behavior; Get Started with Git and GitHub in Visual Studio - Learn kex_exchange_identification when using Bastion Host - GitHub ssh -T git@github kex_exchange_identification: Connection closed by ... Hope this helps. $ ssh -T git@github.com kex_exchange_identification: read: Connection reset by peer I tried to regenerate my ssh key but it doesn't seem to work. Local version string SSH-2.0-OpenSSH_8.1 debug1: kex_exchange_identification: banner line 0: HTTP/1.1 400 Bad Request debug1: kex_exchange_identification: banner line 1: Server: nginx debug1: kex_exchange_identification: banner line 2: Date: Tue, 27 Apr 2021 07:36:29 GMT . It now sits in a cupboard running websites, firewall, code repositories, openvpn servers, mail servers, backup servers (backuppc etc), and fileservers (samba, NFS etc). 1. kex_exchange_identification: read: Connection reset by peer. I am in Ubuntu 20.04.2 LTS telling this because looks like this version has encryption issues. Modified 1 year, 8 months ago. Enabling the Diffie-Hellman-group1-sha1 KEX (with the LOGJAM vulnerability) will cause EFT to be non-compliant in PCI DSS v3.1 compliance scans. kex_exchange_identification: connection closed by remote host aix . kex_exchange_identification: read: Connection reset by peer