ssh - How to tell git which private key to use? - Super User ssh has the -i option to tell which private key file to use when authenticating:-i identity_file Selects a file from which the identity (private key) for RSA or DSA authentication is read
How to force ssh to use a specific private key? - Super User The problem is, the default config file (~ ssh config) is used by default, requiring the -F to specify a different config, and not use the default Many of us have "Host *" type entries in our default config, for devices without fixed IPs See the ssh man page for details, since -F is a an ssh argument –
ssh - Putty: Server unexpectedly closed network connection - Super User This symptom also occurs due to an SSH-2 rekey bug, which causes PuTTY to report Remote side sent SSH2_MSG_EXT_INFO after USERAUTH_SUCCESS The bug exists on some SSH server versions, and by default occurs exactly 60 minutes after connecting, when putty attempts the first rekey; PuTTY contains a workaround, but it doesn't detect all broken
Location of OpenSSH configuration file on Windows - Super User The SSH keys and configuration file reside in C:\ProgramData\ssh, which is a hidden folder The default shell used by SSH is the Windows command shell This needs to change to PowerShell: # PowerShell Admin New-ItemProperty -Path "HKLM:\SOFTWARE\OpenSSH" -Name DefaultShell ` -Value "C:\Program Files\PowerShell\6\pwsh exe" -PropertyType String
What is a SSH key fingerprint and how is it generated? You should append this text to the file ~ ssh known_hosts This way, when you connect to the server, your SSH client will recognize this server, since you have saved its public key to known_hosts Hence, actually you should never say "yes" when the SSH client tells you "The authenticity of the host cannot be established" You should always add
How do I change the allowed host key algorithms for SSH? OpenSSH_7 6p1 Ubuntu-4ubuntu0 3, OpenSSL 1 0 2n 7 Dec 2017 debug1: Reading configuration data etc ssh ssh_config debug1: etc ssh ssh_config line 19: Applying options for * debug1: Connecting to 172 27 14 66 [172 27 14 66] port 22 debug1: Connection established debug1: permanently_set_uid: 0 0 debug1: identity file root ssh id_rsa type 0
How do I set up SSH so I dont have to type my password? Apart from all already been told on how to set ssh keys, I recommend Keychain as a ssh-agent console frontend which allows you to handle one only per system process instead of per login I know there are already GNOME and KDE tools that do the same but if you are the console junkie type this is great (and can be used on most Unix systems)
How to prevent SSH from disconnecting if its been idle for a while The simplest fix is to enable ssh client keepalives; this example will send an ssh keepalive every 60 seconds: ssh -o "ServerAliveInterval 60" <SERVER_ADDRESS> If you want to enable this on all your sessions, put this in your etc ssh ssh_config or ~ ssh config: ServerAliveInterval 60 For more information, see the ssh_config manpage Putty Fix:
ssh - How can I find a list of MACs, Ciphers, and KexAlgorithms that my . . . $ ssh [email protected] cat etc redhat-release CentOS release 5 11 (Final) $ ssh [email protected] cat etc redhat-release CentOS release 6 8 (Final) The output shows you that you have 4 additional lines in the CentOS 6 x server vs 5 x Reading the output There's 1 additional kex_algorithm: diffie-hellman-group-exchange-sha256
An SSH tunnel via multiple hops - Super User Establish a tunnel for the ssh protocol (port 22) to the private machine Only if this is successful, ssh into the private machine using the tunnel (the operater ensures this) After closing the private ssh session, I want the ssh tunnel to close, too This is done via the "sleep 10" trick