How do I SSH to a remote server with a private key?

Ssh to remote server using ssh private key in Windows

1. convert the private key to putty know format using puttygen. Just open puttygen.exe then click load to load your private key file , then click Save private key to save it as ppk file.
2. Use putty to ssh to remote host using private key.

How do I log into a private SSH key?

2.3 Login using your private key Find your id_rsa. ppk file, open it, then click Open to start the connection. You should be prompted for your username as before (sysadm), but then instead of being prompted for a password, you are asked for the passphrase for your private key. Enter it, and you should be logged in.

Are SSH keys secure?

The first pro is that SSH keys are more difficult to hack than passwords and thus are more secure. SSH keys can be up to 4096 bits in length, making them long, complex, and difficult to brute-force hack. And unlike passwords, your private SSH key isn’t sent to the server.

How do I SSH using keys?

Public key authentication works like this:

1. Generate a key pair.
2. Give someone (or a server) the public key.
3. Later, anytime you want to authenticate, the person (or the server) asks you to prove you have the private key that corresponds to the public key.
4. You prove you have the private key.

How do I copy a private key in SSH?

2 Answers

1. Create a new private key on your new local machine. Then copy the public key (it comes with the private key, or can be generated from it). to the server.
2. On the old local machine. Using putty, tell it to export your private-key in open-ssh format, then copy this to the new local machine (running openssh).

How do I SSH without a password?

Follow the steps below to set up SSH without passwords on your Linux system.

1. Generate A New SSH Key Pair on Local Machine.
2. Copy Public Key to Remote Machine.
3. Add Private Key to SSH Authentication Agent on Local Server.
4. Login to Remote Server Using SSH Keys.

Can ssh key be stolen?

SSH keys are a valuable target for cybercriminals because stolen credentials can be used to access critical servers. Therefore, it represents possible stolen credentials. SSH keys are never set to expire, so they can present long-lived access into an environment. They may even be used as a backdoor.