What to do if SSH server keeps asking for password?

What to do if SSH server keeps asking for password?

If you have multiple private keys, use the -v switch on your ssh connection command to check to see if your other primary keys are being uesd to try to connect. If they are not, tell the ssh client to use them with the following command: Another thing to check for is whether there are extra carriage returns in your public key.

How can I copy my SSH key to remote host?

Make sure your ssh public key was copied to the remote host in the right format. If you open the key file to edit it should read 1 line. Basically, just do ssh-copy-id username@remote.

Why is my SSH key not accepted by the server?

There were extra carriage returns embedded in the key. When using the vi editor, use shift-j to join the lines and erase the extra space in the key string. That tells key of type ssh-rsa on my local system is not accepted by server.

Can you read the authorized key file for SSH?

It looks like it’s related to encryption on your home directory and therefore the authorized_keys file cannot be read. Make sure your ssh public key was copied to the remote host in the right format. If you open the key file to edit it should read 1 line. Basically, just do ssh-copy-id username@remote.

How to setup SSH public key in Ubuntu?

Thank you Samuel Jun for the link to help.ubuntu.com – SSH Public Key Login Troubleshooting ! If you copy your authorized keys file outside your encrypted home directory please make sure your root install is encrypted as well (imho Ubuntu still allows for unencrypted root install coupled with encryption of the home directory).

Why does OpenSSH not accept DSA keys anymore?

It turns out that newer versions of OpenSSH don’t accept DSA keys by default. Once I switched from a DSA to an RSA key, it worked fine. Another approach: this question discusses how to configure the SSH server to accept DSA keys: https://superuser.com/questions/1016989/ssh-dsa-keys-no-longer-work-for-password-less-authentication?lq=1

Why does SSH refuse to use public key?

As @Fredrik said, permissions on files can also play a role. SSH will refuse to use public key entries that others can write to and private key entries that others can read. These problems (which are usually permissions related) are much more easily debugged from the server side.

Where are the public and private SSH keys stored?

Public and private key ( id_rsa.pub and id_rsa) will be automatically stored in the ~/.ssh/ directory. Setup will be easier if you use an empty passphrase. If you are not willing to do that, then still follow this guide, but also check the bullet point below. Client public key will be copied to server’s location ~/.ssh/authorized_keys.

Do you have to choose password before using publickey?

As you can see password is chosen before trying to use publickey. Now you can login without being prompt for pwd. (Steps one and two are recommended in the OpenSSH FAQ .) Are you logging in with the same user account as the one you added the key for on the server? (i.e.

What to do when SSH copy ID does not exist?

When ssh-copy-id doesn’t exist you can do the old way: Your debug log shows that the server did not accept any of your private RSA keys. You should either specify the specific correct keyfile or check that the server has the right public key file. As @Fredrik said, permissions on files can also play a role.

Where do I Find my SSH private key?

If your private key is stored at ~/.ssh and is named id_rsa: You will then be prompted for your password, which will be stored in your keychain. In order to not have to fill in your password even after a restart add the following to your ssh configuration file (commonly located at ~/.ssh/config)

How to add public key to ssh agent?

Use ssh-add command to add your public key to the ssh-agent. Make sure the ssh public key e.g. ~/.ssh/id_rsa.pub is what you have in your repo settings. Make sure you can actually ssh into the server e.g. For Bitbucket: Update the url to move from https to ssh. You can check which you use by checking the output of:

How to know if SSH authentication is failing?

You need to run ssh (the client, and possibly the server) with more verbosity to understand why authentication is failing. For the client, run On the server end, check the logs. /var/log/auth.log will give you a pretty good idea about what happens when you try to login, look for messages that contain sshd.

Why does Ubuntu Tell Me my Password is wrong?

Entering the password in the graphical interface kept giving me the message the password was wrong. Logging in via the console worked just fine, just as well as logging in from the host machine over ssh with the same username.

Where are the SSH keys in my server?

I created the keys in ServerA, copied them to ServerB, chmod’d .ssh folders to 700 on both ServerA,B. Here is the log of what I get.

Where do I paste my public SSH key?

Also check your SSH configuration on ServerB and check a couple of things. The value of AuthorizedKeysFile is where you need to paste your public ssh key. When ssh-copy-id doesn’t exist you can do the old way:

Can a root password be emailed to a SSH key?

You can either have your root password emailed to you, which we then highly recommend you change immediately as email isn’t the most secure form of communication or you can add an SSH key into the control panel and use that to launch virtual servers.