Java

Load SSH Keys Produced by ssh-keygen

See more SSH Key Examples

Demonstrates how to load the public and private keys produced by ssh-keygen. Chilkat2 Java

import com.chilkatsoft.chilkat2.ChilkatException;
import com.chilkatsoft.chilkat2.SshKey;

public class ChilkatExample {

    public static void main(String[] args) {
        // This example assumes the Chilkat API to have been previously unlocked.
        // See Global Unlock Sample for sample code.

        // We first generate a key like this:

        //     ssh-keygen -f stg.chilkat.id
        //     Generating public/private rsa key pair.
        //     Enter passphrase (empty for no passphrase):
        //     Enter same passphrase again:
        //     Your identification has been saved in stg.chilkat.id.
        //     Your public key has been saved in stg.chilkat.id.pub.
        //     The key fingerprint is:
        //     SHA256:hkbgexkspxYTa8rYUxouRU8Gi7lbbsT6dSLX+JlStKk me@example02240
        //     The key's randomart image is:
        //     +---[RSA 2048]----+
        //     |  o.=            |
        //     | + * =           |
        //     |o + X =          |
        //     | O * O.+         |
        //     |+ @ +.=oS        |
        //     | A o =+.         |
        //     |o + =oo          |
        //     | o +E+ o         |
        //     |  .  .+          |
        //     +----[SHA256]-----+

        //

        // The public key (generated to the file stg.chilkat.id.pub) contains this:
        // ssh-rsa AAAAB3NzaC1yc2EAAAADAQABA.. FDt+dKJEkhw8I7LpEi17diB9 me@example02240

        // First let's load the public key:
        SshKey pubkey = new SshKey();

        try {
            pubkey.fromOpenSshPublicKey(pubkey.loadText("qa_data/sshKeys/ssh-keygen/stg.chilkat.id.pub"));
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        System.out.println(pubkey.getLastErrorText());
        System.out.println("Successfully loaded the public key.");

        // Now try the private key, which contains this:

        // -----BEGIN OPENSSH PRIVATE KEY-----
        // b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAABFwAAAAdzc2gtcn
        // NhAAAAAwEAAQAAAQEArNH9CpKhVgpGbOEDaFH4CaL9iQE6IwVYqKFkcF9qdHc6XA+J9PeR
        // 9CMvTtVWm/uCYsoYzRkitNIEokjxFwyQwJeng+qWh5t538Ji3v64ls0mgsdvecyYDYjU8T
        // mqhivXk/DzNBUOuyN5ksP0ZmRJLuZ4J6MKCrPugvKsE4zDQkg7/lKUL40ugjpoYJnhRjHv
        // uogSkcecq6Kdw20WdRWTFvXiRH8mdh9cVWi3fvj0sly0CDghmuWyjvcrIOuixvy8kfADva
        // tDAyF1se0r8WW9xZzUYHjuCzxbI+yfU3xS9/vX9T9IG10ocSbqrBgd/xQ7fnSiRJIcPCOy
        // 6RIte3YgfQAAA9BXf/XaV3/12gAAAAdzc2gtcnNhAAABAQCs0f0KkqFWCkZs4QNoUfgJov
        // 2JATojBViooWRwX2p0dzpcD4n095H0Iy9O1Vab+4JiyhjNGSK00gSiSPEXDJDAl6eD6paH
        // m3nfwmLe/riWzSaCx295zJgNiNTxOaqGK9eT8PM0FQ67I3mSw/RmZEku5ngnowoKs+6C8q
        // wTjMNCSDv+UpQvjS6COmhgmeFGMe+6iBKRx5yrop3DbRZ1FZMW9eJEfyZ2H1xVaLd++PSy
        // XLQIOCGa5bKO9ysg66LG/LyR8AO9q0MDIXWx7SvxZb3FnNRgeO4LPFsj7J9TfFL3+9f1P0
        // gbXShxJuqsGB3/FDt+dKJEkhw8I7LpEi17diB9AAAAAwEAAQAAAQAPUtNAA75gdarG7rCx
        // qEr498XJRx2Ti17QHPdd62fyCbxX+1y9JtJ/Njt0nv/99rAZ+Fd4oBjutYyJozQVWhzfpt
        // LIpJ1SStvklkTUBvvxCyG2CN7+isCUuqQ++2D+YpbL3FqELLXQrBWUiOF7zrqaeP8AbLlw
        // N4IXhFLzrNCHaODsbYAh8U1nOj1PvUO24quCzPRPH/LcERvgXeGEJSYoB0nwwKGppIpBnv
        // jV5wvuhPdQVvN14e8SOodK76InfaGUsCUwr2ksaGhsTCGk7yCsyQUyzzV8InQ3CTPkLf9J
        // BnBpymoyB/r3LnefX4AgKA7nplCRUANLbvTACTazHtcBAAAAgQCihdCPzywEkrn0VhYIOV
        // sK7oIUD/EBEzb7yL+7naZqACStbhKiLKGgSJj2+3hgmQk2tZ94zN5lkCcLLFy9Ai47HkN+
        // dSmZqac5pQeVyWrJ/67OSqWxMFfjkbF/0IxXJM2y+i//vGWBDo3NJmkYGwY+XnFP81qqh9
        // boeQA0K6wn0wAAAIEA2tX2lZrwAyhl/L5XY1xsQ3uuoaIUeZD0vUs+mAv1pz8fbTAD2n37
        // Rh57mxDNQIwiD8lV5wZ20NP03nAr8gUQaijsBRy3gDXHX7Qa/BaJ2bY0492HXwVYi9bsng
        // GJQinYjmJQQeR/w4u5rNzuD8y1ysMwh/sE8IGu6LLG1IBDYr0AAACBAMord/G9vderFO+1
        // tNZHl09m9mFLJTHRVH41Da2uCl2KJnYir511M9GSG9Un6L+UGu4F9CrypehgJHZ6QbwpgS
        // JrwlCfE09jPkuH0aktg9fnrrEJYS30wWNNSj1v/91v1F3fdrZePd+UnKcP6zZB3jICzPhW
        // elU1OYdWf+qFrnDBAAAAGWRqYWNrc29uMDIyQGRqYWNrc29uMDIyNDAB
        // -----END OPENSSH PRIVATE KEY-----

        SshKey privkey = new SshKey();

        try {
            privkey.fromOpenSshPrivateKey(pubkey.loadText("qa_data/sshKeys/ssh-keygen/stg.chilkat.id"));
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        System.out.println(privkey.getLastErrorText());
        System.out.println("Successfully loaded the private key.");
    }
}