org.bouncycastle.crypto.test.OpenSSHKeyParsingTests Maven / Gradle / Ivy
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This OSGi bundle wraps ${pkgArtifactId} ${pkgVersion} jar file.
package org.bouncycastle.crypto.test;
import java.io.StringReader;
import java.math.BigInteger;
import java.security.SecureRandom;
import org.bouncycastle.crypto.CipherParameters;
import org.bouncycastle.crypto.engines.RSAEngine;
import org.bouncycastle.crypto.params.AsymmetricKeyParameter;
import org.bouncycastle.crypto.signers.DSASigner;
import org.bouncycastle.crypto.signers.ECDSASigner;
import org.bouncycastle.crypto.signers.Ed25519Signer;
import org.bouncycastle.crypto.util.OpenSSHPrivateKeyUtil;
import org.bouncycastle.crypto.util.OpenSSHPublicKeyUtil;
import org.bouncycastle.util.Arrays;
import org.bouncycastle.util.encoders.Base64;
import org.bouncycastle.util.io.pem.PemReader;
import org.bouncycastle.util.test.SimpleTest;
public class OpenSSHKeyParsingTests
extends SimpleTest
{
private static SecureRandom secureRandom = new SecureRandom();
public static void main(
String[] args)
{
runTest(new OpenSSHKeyParsingTests());
}
public void testDSA()
throws Exception
{
CipherParameters pubSpec = OpenSSHPublicKeyUtil.parsePublicKey(Base64.decode("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"));
CipherParameters privSpec = OpenSSHPrivateKeyUtil.parsePrivateKeyBlob(new PemReader(new StringReader("-----BEGIN DSA PRIVATE KEY-----\n" +
"MIIBuwIBAAKBgQCQQefkuJGWWGS7MGkP85txjO2Fph7LpsKP18bvs+goNpeT1KIg\n" +
"QWeBE/RIYULi9o2v86wjAotGcIkkbkqd+msj6xy2zSW91XTriYPMRMUWuhd2H1WX\n" +
"3Ez1BCoehVO9nyN9R60JouK6ch51sS/4g1+PemRth3aulJDyEkKUMI+E7QIVAI/1\n" +
"NdxVqFH/aul8SG91dHQ9+FtHAoGAXV8wFaqDrW/c6IOpTRdXBktUtOlvVv3Jb7sK\n" +
"tsRdbN25KCP8VGxUnNCAD7BpdpHAetTwGanKKedJYKb2M7fHKv7W6s98qatXQkNM\n" +
"XZiR4/e+ULERWsfsOsUNJIKQYcHEthDosym/gvrUc53RqXA0qEjLlV6fYuMJ+aSU\n" +
"k2cQGBUCgYEAhQZc687zYxrEDR/1q6m4hw5GFxuVvLsC+bSHtMF0c11Qy4IPg7mB\n" +
"eP7K5Kq4WyJPtmZhuc5Bb12bJQR6qgd1uLn692fe1UK2kM6eWXBzhlzZ54BslfSK\n" +
"HGNN4qH+ln3Zaf/4rpKE7fvoinkrgkOZmj0PMx9D6wlpHKkXMUxeXtcCFELnLOJ8\n" +
"D0akSCUFY/iDLo/KnOIH\n" +
"-----END DSA PRIVATE KEY-----\n")).readPemObject().getContent());
DSASigner signer = new DSASigner();
signer.init(true, privSpec);
byte[] originalMessage = new byte[10];
secureRandom.nextBytes(originalMessage);
BigInteger[] rs = signer.generateSignature(originalMessage);
signer.init(false, pubSpec);
isTrue("DSA test", signer.verifySignature(originalMessage, rs[0], rs[1]));
}
public void testECDSA_curvesFromSSHKeyGen()
throws Exception
{
String[][] pairs = new String[][]{
{
"AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBBbxKE+/DXstQZmwH7Wso8SUt8LvYoMQpxN/7INC0lMn7mNCbxJcSOCfucBuWOrdoFyFZUkGli2mzKj3hJlcPiI=",
"-----BEGIN OPENSSH PRIVATE KEY-----\n" +
"b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAaAAAABNlY2RzYS\n" +
"1zaGEyLW5pc3RwMjU2AAAACG5pc3RwMjU2AAAAQQQW8ShPvw17LUGZsB+1rKPElLfC72KD\n" +
"EKcTf+yDQtJTJ+5jQm8SXEjgn7nAbljq3aBchWVJBpYtpsyo94SZXD4iAAAAuKFclDShXJ\n" +
"Q0AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBBbxKE+/DXstQZmw\n" +
"H7Wso8SUt8LvYoMQpxN/7INC0lMn7mNCbxJcSOCfucBuWOrdoFyFZUkGli2mzKj3hJlcPi\n" +
"IAAAAhAP4L/ciGBDF4HoQSvMaKM8svW4Ss0uYi7HkZ1sn/zCe0AAAAHW1lZ2Fud29vZHNA\n" +
"dHljaGUtMzI2NS5nYXRld2F5AQI=\n" +
"-----END OPENSSH PRIVATE KEY-----\n"
},
{
"AAAAE2VjZHNhLXNoYTItbmlzdHAzODQAAAAIbmlzdHAzODQAAABhBOT0Cc/zauJsOWo/0P0sMNeyFI5Enz3+lKJtjWXQD7DpFgZmG5Ise8IXR5/ot7fo0kWlYQrye/uSmNmWBuDvOpBCHOnyR6Kaej36qoOO/gwbH+mezSYXSxCTA9Qb8VzxLA==",
"-----BEGIN OPENSSH PRIVATE KEY-----\n" +
"b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAiAAAABNlY2RzYS\n" +
"1zaGEyLW5pc3RwMzg0AAAACG5pc3RwMzg0AAAAYQTk9AnP82ribDlqP9D9LDDXshSORJ89\n" +
"/pSibY1l0A+w6RYGZhuSLHvCF0ef6Le36NJFpWEK8nv7kpjZlgbg7zqQQhzp8keimno9+q\n" +
"qDjv4MGx/pns0mF0sQkwPUG/Fc8SwAAADorZ3naK2d52gAAAATZWNkc2Etc2hhMi1uaXN0\n" +
"cDM4NAAAAAhuaXN0cDM4NAAAAGEE5PQJz/Nq4mw5aj/Q/Sww17IUjkSfPf6Uom2NZdAPsO\n" +
"kWBmYbkix7whdHn+i3t+jSRaVhCvJ7+5KY2ZYG4O86kEIc6fJHopp6Pfqqg47+DBsf6Z7N\n" +
"JhdLEJMD1BvxXPEsAAAAMQDLno+rINnY7/Ht1WmSGZYJ3EMPtysbxuBnQFEL4USa3kyAb1\n" +
"QMR6+jtqraKtE7kLwAAAAdbWVnYW53b29kc0B0eWNoZS0zMjY1LmdhdGV3YXkBAg==\n" +
"-----END OPENSSH PRIVATE KEY-----\n"
},
{
"AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBADXE/q1WSR002vRI+tiPLpdRjzeymSk+RjD7ZIC9CndqLmI0rhTMh5xReAzved12BH9lQJIGIw4YoIQDudsMbRUsQEjFvbFzSXLJBYWdZf8Voa/97/R9w/i8bKUMUPP0disypZlGdQn5+XvzHG6bhX2Qr9aJacGFZoVHugF/M8QyC+GyA==",
"-----BEGIN OPENSSH PRIVATE KEY-----\n" +
"b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAArAAAABNlY2RzYS\n" +
"1zaGEyLW5pc3RwNTIxAAAACG5pc3RwNTIxAAAAhQQA1xP6tVkkdNNr0SPrYjy6XUY83spk\n" +
"pPkYw+2SAvQp3ai5iNK4UzIecUXgM73nddgR/ZUCSBiMOGKCEA7nbDG0VLEBIxb2xc0lyy\n" +
"QWFnWX/FaGv/e/0fcP4vGylDFDz9HYrMqWZRnUJ+fl78xxum4V9kK/WiWnBhWaFR7oBfzP\n" +
"EMgvhsgAAAEgs+rbdbPq23UAAAATZWNkc2Etc2hhMi1uaXN0cDUyMQAAAAhuaXN0cDUyMQ\n" +
"AAAIUEANcT+rVZJHTTa9Ej62I8ul1GPN7KZKT5GMPtkgL0Kd2ouYjSuFMyHnFF4DO953XY\n" +
"Ef2VAkgYjDhighAO52wxtFSxASMW9sXNJcskFhZ1l/xWhr/3v9H3D+LxspQxQ8/R2KzKlm\n" +
"UZ1Cfn5e/McbpuFfZCv1olpwYVmhUe6AX8zxDIL4bIAAAAQgCM8ojULpNk3UhBZhPfK+Tw\n" +
"QjT9MHU0OTi4twvKPAE0vOLQ/C1g9AMlspyKxS2NKx2gxxXISowFGNL6Jkx9198ElQAAAB\n" +
"1tZWdhbndvb2RzQHR5Y2hlLTMyNjUuZ2F0ZXdheQECAwQF\n" +
"-----END OPENSSH PRIVATE KEY-----\n"
}
};
for (int i = 0; i != pairs.length; i++)
{
String[] pair = pairs[i];
CipherParameters pubSpec = OpenSSHPublicKeyUtil.parsePublicKey(
Base64.decode(pair[0]));
CipherParameters privSpec = OpenSSHPrivateKeyUtil.parsePrivateKeyBlob(
new PemReader(
new StringReader(pair[1])).readPemObject().getContent());
ECDSASigner signer = new ECDSASigner();
signer.init(true, privSpec);
byte[] originalMessage = new byte[10];
secureRandom.nextBytes(originalMessage);
BigInteger[] rs = signer.generateSignature(originalMessage);
signer.init(false, pubSpec);
isTrue("ECDSA test", signer.verifySignature(originalMessage, rs[0], rs[1]));
//
// Test encode
//
CipherParameters recoveredPubKey = OpenSSHPublicKeyUtil.parsePublicKey(OpenSSHPublicKeyUtil.encodePublicKey((AsymmetricKeyParameter)pubSpec));
CipherParameters recoveredPrivateKey = OpenSSHPrivateKeyUtil.parsePrivateKeyBlob(OpenSSHPrivateKeyUtil.encodePrivateKey((AsymmetricKeyParameter)privSpec));
signer = new ECDSASigner();
signer.init(true, privSpec);
originalMessage = new byte[10];
secureRandom.nextBytes(originalMessage);
rs = signer.generateSignature(originalMessage);
signer.init(false, pubSpec);
isTrue("ECDSA test post encoded / decode", signer.verifySignature(originalMessage, rs[0], rs[1]));
}
}
public void testECDSA()
throws Exception
{
CipherParameters pubSpec = OpenSSHPublicKeyUtil.parsePublicKey(Base64.decode("AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBHq5qxGqnh93Gpbj2w1Avx1UwBl6z5bZC3Viog1yNHDZYcV6Da4YQ3i0/hN7xY7sUy9dNF6g16tJSYXQQ4tvO3g="));
CipherParameters privSpec = OpenSSHPrivateKeyUtil.parsePrivateKeyBlob(new PemReader(new StringReader("-----BEGIN EC PRIVATE KEY-----\n" +
"MHcCAQEEIHeg/+m02j6nr4bO8ubfbzhs0fqOjiuIoWbvGnVg+FmpoAoGCCqGSM49\n" +
"AwEHoUQDQgAEermrEaqeH3caluPbDUC/HVTAGXrPltkLdWKiDXI0cNlhxXoNrhhD\n" +
"eLT+E3vFjuxTL100XqDXq0lJhdBDi287eA==\n" +
"-----END EC PRIVATE KEY-----\n")).readPemObject().getContent());
ECDSASigner signer = new ECDSASigner();
signer.init(true, privSpec);
byte[] originalMessage = new byte[10];
secureRandom.nextBytes(originalMessage);
BigInteger[] rs = signer.generateSignature(originalMessage);
signer.init(false, pubSpec);
isTrue("ECDSA test", signer.verifySignature(originalMessage, rs[0], rs[1]));
}
public void testED25519()
throws Exception
{
CipherParameters pubSpec = OpenSSHPublicKeyUtil.parsePublicKey(Base64.decode("AAAAC3NzaC1lZDI1NTE5AAAAIM4CaV7WQcy0lht0hclgXf4Olyvzvv2fnUvQ3J8IYsWF"));
CipherParameters privSpec = OpenSSHPrivateKeyUtil.parsePrivateKeyBlob(new PemReader(new StringReader("-----BEGIN OPENSSH PRIVATE KEY-----\n" +
"b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW\n" +
"QyNTUxOQAAACDOAmle1kHMtJYbdIXJYF3+Dpcr8779n51L0NyfCGLFhQAAAKBTr4PvU6+D\n" +
"7wAAAAtzc2gtZWQyNTUxOQAAACDOAmle1kHMtJYbdIXJYF3+Dpcr8779n51L0NyfCGLFhQ\n" +
"AAAED4BTHeR3YD7CFQqusztfL5K+YSD4mRGLBwb7jHiXxIJM4CaV7WQcy0lht0hclgXf4O\n" +
"lyvzvv2fnUvQ3J8IYsWFAAAAG21lZ2Fud29vZHNAdHljaGUtMzI2NS5sb2NhbAEC\n" +
"-----END OPENSSH PRIVATE KEY-----\n")).readPemObject().getContent());
Ed25519Signer signer = new Ed25519Signer();
signer.init(true, privSpec);
byte[] originalMessage = new byte[10];
secureRandom.nextBytes(originalMessage);
signer.update(originalMessage, 0, originalMessage.length);
byte[] sig = signer.generateSignature();
signer.init(false, pubSpec);
signer.update(originalMessage, 0, originalMessage.length);
isTrue("ED25519Signer test", signer.verifySignature(sig));
}
public void testFailures()
throws Exception
{
byte[] blob = new PemReader(new StringReader("-----BEGIN OPENSSH PRIVATE KEY-----\n" +
"b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW\n" +
"QyNTUxOQAAACDOAmle1kHMtJYbdIXJYF3+Dpcr8779n51L0NyfCGLFhQAAAKBTr4PvU6+D\n" +
"7wAAAAtzc2gtZWQyNTUxOQAAACDOAmle1kHMtJYbdIXJYF3+Dpcr8779n51L0NyfCGLFhQ\n" +
"AAAED4BTHeR3YD7CFQqusztfL5K+YSD4mRGLBwb7jHiXxIJM4CaV7WQcy0lht0hclgXf4O\n" +
"lyvzvv2fnUvQ3J8IYsWFAAAAG21lZ2Fud29vZHNAdHljaGUtMzI2NS5sb2NhbAEC\n" +
"-----END OPENSSH PRIVATE KEY-----\n")).readPemObject().getContent();
//
// Altering the check value.
//
blob[98] ^= 1;
try
{
CipherParameters privSpec = OpenSSHPrivateKeyUtil.parsePrivateKeyBlob(blob);
fail("Change should trigger failure.");
}
catch (IllegalStateException iles)
{
isEquals("Check value mismatch ", iles.getMessage(), "private key check values are not the same");
}
//
// Altering the cipher name.
//
blob = new PemReader(new StringReader("-----BEGIN OPENSSH PRIVATE KEY-----\n" +
"b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAAAMwAAAAtzc2gtZW\n" +
"QyNTUxOQAAACDOAmle1kHMtJYbdIXJYF3+Dpcr8779n51L0NyfCGLFhQAAAKBTr4PvU6+D\n" +
"7wAAAAtzc2gtZWQyNTUxOQAAACDOAmle1kHMtJYbdIXJYF3+Dpcr8779n51L0NyfCGLFhQ\n" +
"AAAED4BTHeR3YD7CFQqusztfL5K+YSD4mRGLBwb7jHiXxIJM4CaV7WQcy0lht0hclgXf4O\n" +
"lyvzvv2fnUvQ3J8IYsWFAAAAG21lZ2Fud29vZHNAdHljaGUtMzI2NS5sb2NhbAEC\n" +
"-----END OPENSSH PRIVATE KEY-----\n")).readPemObject().getContent();
blob[19] = (byte)'C';
try
{
CipherParameters privSpec = OpenSSHPrivateKeyUtil.parsePrivateKeyBlob(blob);
fail("Change should trigger failure.");
}
catch (IllegalStateException iles)
{
isEquals("enc keys not supported ", iles.getMessage(), "encrypted keys not supported");
}
}
public String getName()
{
return "OpenSSHParsing";
}
public void performTest()
throws Exception
{
testECDSA_curvesFromSSHKeyGen();
testDSA();
testECDSA();
testRSA();
testED25519();
testFailures();
}
public void testRSA()
throws Exception
{
CipherParameters pubSpec = OpenSSHPublicKeyUtil.parsePublicKey(Base64.decode("AAAAB3NzaC1yc2EAAAADAQABAAAAgQDvh2BophdIp8ojwGZQR0FQ/awowXnV24nAPm+/na8MOUrdySNhOnlek4LAZl82/+Eu2t21XD6hQUiHKAj6XaNFBthTuss7Cz/tA348DLEMHD9wUtT0FXVmsxqN4BfusunbcULxxVWG2z8FvqeaGgc/Unkp9y7/kyf54pPUCBcClw=="));
CipherParameters privSpec = OpenSSHPrivateKeyUtil.parsePrivateKeyBlob(new PemReader(new StringReader("-----BEGIN RSA PRIVATE KEY-----\n" +
"MIICXgIBAAKBgQDvh2BophdIp8ojwGZQR0FQ/awowXnV24nAPm+/na8MOUrdySNh\n" +
"Onlek4LAZl82/+Eu2t21XD6hQUiHKAj6XaNFBthTuss7Cz/tA348DLEMHD9wUtT0\n" +
"FXVmsxqN4BfusunbcULxxVWG2z8FvqeaGgc/Unkp9y7/kyf54pPUCBcClwIDAQAB\n" +
"AoGBAOMXYEoXHgAeREE9CkOWKtDUkEJbnF0rNSB0kZIDt5BJSTeYmNh3jdYi2FX9\n" +
"OMx2MFIx4v0tJZvQvyiUxl5IJJ9ZJsYUWF+6VbcTVwYYfdVzZzP2TNyGmF9/ADZW\n" +
"wBehqP04uRlYjt94kqb4HoOKF3gJ3LC4uW9xcEltTBeHWCfhAkEA/2biF5St9/Ya\n" +
"540E4zu/FKPsxLSaT8LWCo9+X7IqIzlBQCB4GjM+nZeTm7eZOkfAFZoxwfiNde/9\n" +
"qleXXf6B2QJBAPAW+jDBC3QF4/g8n9cDxm/A3ICmcOFSychLSrydk9ZyRPbTRyQC\n" +
"YlC2mf/pCrO/yO7h189BXyQ3PXOEhnujce8CQQD7gDy0K90EiH0F94AQpA0OLj5B\n" +
"lfc/BAXycEtpwPBtrzvqAg9C/aNzXIgmly10jqNAoo7NDA2BTcrlq0uLa8xBAkBl\n" +
"7Hs+I1XnZXDIO4Rn1VRysN9rRj15ipnbDAuoUwUl7tDUMBFteg2e0kZCW/6NHIgC\n" +
"0aG6fLgVOdY+qi4lYtfFAkEAqqiBgEgSrDmnJLTm6j/Pv1mBA6b9bJbjOqomrDtr\n" +
"AWTXe+/kSCv/jYYdpNA/tDgAwEmtkWWEie6+SwJB5cXXqg==\n" +
"-----END RSA PRIVATE KEY-----\n")).readPemObject().getContent());
byte[] originalMessage = new byte[10];
secureRandom.nextBytes(originalMessage);
originalMessage[0] |= 1;
RSAEngine rsaEngine = new RSAEngine();
rsaEngine.init(true, privSpec);
byte[] ct = rsaEngine.processBlock(originalMessage, 0, originalMessage.length);
rsaEngine.init(false, pubSpec);
byte[] result = rsaEngine.processBlock(ct, 0, ct.length);
isTrue("Result did not match original message", Arrays.areEqual(originalMessage, result));
}
}