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October 6, 2020 10:55
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This progam demonstrate the RSA keypair generation, and get the keys as String format.
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| import com.jcraft.jsch.*; | |
| import java.io.ByteArrayOutputStream; | |
| import java.io.IOException; | |
| class KeyGen { | |
| public static void main(String[] arg) { | |
| String email = "your@email.com"; | |
| JSch jsch = new JSch(); | |
| try (ByteArrayOutputStream privateKeyStream = new ByteArrayOutputStream(); | |
| ByteArrayOutputStream publicKeyStream = new ByteArrayOutputStream()) { | |
| com.jcraft.jsch.KeyPair kpair = com.jcraft.jsch.KeyPair.genKeyPair(jsch, com.jcraft.jsch.KeyPair.RSA); | |
| kpair.writePrivateKey(privateKeyStream); | |
| kpair.writePublicKey(publicKeyStream, email); | |
| System.out.println(privateKeyStream.toString()); | |
| System.out.println(publicKeyStream.toString()); | |
| kpair.dispose(); | |
| } catch (JSchException | IOException e) { | |
| e.printStackTrace(); | |
| } | |
| } | |
| } |
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