How do I find my SSH agent key?
Once launched, a ssh-add -L will list the active keys. From there, ssh-add -l/-L will list the register keys fingerprint, pr keys content. You can compare a fingerprint from ssh-add -l with ssh-keygen -lf /path/to/ssh/key in order to determine which key filename was added to the agent.
What is the use of ssh-add?
ssh-add is a command for adding SSH private keys into the SSH authentication agent for implementing single sign-on with SSH. The agent process is called ssh-agent; see that page to see how to run it.
What is the purpose of ssh-add?
In Unix, ssh-agent is a background program that handles passwords for SSH private keys. The ssh-add command prompts the user for a private key password and adds it to the list maintained by ssh-agent .
How to start the SSH service on login?
): Enable the service, so it’ll be started automatically on login, and start it: Add the following configuration setting to your local ssh config file ~/.ssh/config (this works since SSH 7.2): This will instruct the ssh client to always add the key to a running agent, so there’s no need to ssh-add it beforehand.
When to execute ssh command and non-interactive, non-login shell?
Gilles’s conclusions on non-interactive login shell and non-interactive non-login shell is right. When to execute ssh example.com my-script-which-is-on-the-remote-machine, account name and password still be asked to input locally. It is still a non-interactive login shell!
When to enter passphrase in ssh agent?
In practice, this means that the passphrase must be be entered only during the first login after a reboot. On subsequent logins, the unencrypted key from the existing ssh-agent instance is used. This can also be useful for allowing passwordless RSA/DSA authentication in cron jobs without passwordless ssh-keys.
How can I run ssh-add automatically, without a password?
Another solution that achieves the goal you are looking for is simply adding the ssh keys to seahorse for automatic unlock upon login. The major benefit to this is that you never have to enter a password for the keys after you login through gdm, or whatever your loging in with even if the keys have a password.