Example usage for org.bouncycastle.x509 X509V3CertificateGenerator X509V3CertificateGenerator

List of usage examples for org.bouncycastle.x509 X509V3CertificateGenerator X509V3CertificateGenerator

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Introduction

In this page you can find the example usage for org.bouncycastle.x509 X509V3CertificateGenerator X509V3CertificateGenerator.

Prototype

public X509V3CertificateGenerator()

Source Link

Usage

From source file:test.unit.test.be.fedict.eid.applet.model.XmlSignatureServiceBeanTest.java

License:Open Source License

private X509Certificate generateCertificate(PublicKey subjectPublicKey, String subjectDn, DateTime notBefore,
        DateTime notAfter, X509Certificate issuerCertificate, PrivateKey issuerPrivateKey, boolean caFlag,
        int pathLength, String ocspUri, KeyUsage keyUsage) throws IOException, InvalidKeyException,
        IllegalStateException, NoSuchAlgorithmException, SignatureException, CertificateException {
    String signatureAlgorithm = "SHA1withRSA";
    X509V3CertificateGenerator certificateGenerator = new X509V3CertificateGenerator();
    certificateGenerator.reset();/* ww w  .  ja  v  a2s .  co m*/
    certificateGenerator.setPublicKey(subjectPublicKey);
    certificateGenerator.setSignatureAlgorithm(signatureAlgorithm);
    certificateGenerator.setNotBefore(notBefore.toDate());
    certificateGenerator.setNotAfter(notAfter.toDate());
    X509Principal issuerDN;
    if (null != issuerCertificate) {
        issuerDN = new X509Principal(issuerCertificate.getSubjectX500Principal().toString());
    } else {
        issuerDN = new X509Principal(subjectDn);
    }
    certificateGenerator.setIssuerDN(issuerDN);
    certificateGenerator.setSubjectDN(new X509Principal(subjectDn));
    certificateGenerator.setSerialNumber(new BigInteger(128, new SecureRandom()));

    certificateGenerator.addExtension(X509Extensions.SubjectKeyIdentifier, false,
            createSubjectKeyId(subjectPublicKey));
    PublicKey issuerPublicKey;
    issuerPublicKey = subjectPublicKey;
    certificateGenerator.addExtension(X509Extensions.AuthorityKeyIdentifier, false,
            createAuthorityKeyId(issuerPublicKey));

    if (caFlag) {
        if (-1 == pathLength) {
            certificateGenerator.addExtension(X509Extensions.BasicConstraints, false,
                    new BasicConstraints(true));
        } else {
            certificateGenerator.addExtension(X509Extensions.BasicConstraints, false,
                    new BasicConstraints(pathLength));
        }
    }

    if (null != ocspUri) {
        GeneralName ocspName = new GeneralName(GeneralName.uniformResourceIdentifier, ocspUri);
        AuthorityInformationAccess authorityInformationAccess = new AuthorityInformationAccess(
                X509ObjectIdentifiers.ocspAccessMethod, ocspName);
        certificateGenerator.addExtension(X509Extensions.AuthorityInfoAccess.getId(), false,
                authorityInformationAccess);
    }

    if (null != keyUsage) {
        certificateGenerator.addExtension(X509Extensions.KeyUsage, true, keyUsage);
    }

    X509Certificate certificate;
    certificate = certificateGenerator.generate(issuerPrivateKey);

    /*
     * Next certificate factory trick is needed to make sure that the
     * certificate delivered to the caller is provided by the default
     * security provider instead of BouncyCastle. If we don't do this trick
     * we might run into trouble when trying to use the CertPath validator.
     */
    CertificateFactory certificateFactory = CertificateFactory.getInstance("X.509");
    certificate = (X509Certificate) certificateFactory
            .generateCertificate(new ByteArrayInputStream(certificate.getEncoded()));
    return certificate;
}

From source file:util.X509Helper.java

private X509Certificate generateCertificate(KeyPair keyPair, boolean selfSigned, Principal issuerDN) {
    try {/*from  w  ww .j a v a2 s.com*/
        X500Principal x500Principal = new X500Principal("C=" + Constants.access.getSubjectCountry() + ",ST="
                + Constants.access.getSubjectState() + ",L=" + Constants.access.getSubjectLocality() + ",O="
                + Constants.access.getSubjectOrganization() + ",OU="
                + Constants.access.getSubjectOrganizationUnit() + ",CN="
                + Constants.access.getSubjectCommonName());

        X509V3CertificateGenerator certGen = new X509V3CertificateGenerator();
        certGen.setSerialNumber(new BigInteger(Constants.access.getSerialNumber()));
        certGen.setIssuerDN(selfSigned ? x500Principal : new X500Principal(issuerDN.toString()));
        certGen.setNotBefore(Constants.access.getNotBefore());
        certGen.setNotAfter(Constants.access.getNotAfter());
        certGen.setSubjectDN(x500Principal);
        certGen.setPublicKey(keyPair.getPublic());
        certGen.setSignatureAlgorithm(Constants.access.getPublicKeySignatureAlgorithm());

        //TODO:SET EXTENSIONS

        //        certGen.addExtension(X509Extensions.BasicConstraints, uiParams.isExtensionBasicConstraintsIsCritical(), basicConstraint);

        return certGen.generateX509Certificate(keyPair.getPrivate(), "BC");
    } catch (Exception ex) {
        Logger.getLogger(X509Helper.class.getName()).log(Level.SEVERE, null, ex);
    }
    return null;
}

From source file:utils.Tools.java

License:Apache License

/**
 * Generate a sample V3 certificate to use as an intermediate CA certificate
 * @author David Hook//from ww w  .  j  a  v  a2 s.  c o  m
 */
public static X509Certificate generateIntermediateCert(PublicKey intKey, PrivateKey caKey,
        X509Certificate caCert) throws Exception {
    X509V3CertificateGenerator certGen = new X509V3CertificateGenerator();

    certGen.setSerialNumber(BigInteger.valueOf(1));
    certGen.setIssuerDN(new X509Name(caCert.getSubjectX500Principal().getName()));
    certGen.setNotBefore(new Date(System.currentTimeMillis()));
    certGen.setNotAfter(new Date(System.currentTimeMillis() + VALIDITY_PERIOD));
    certGen.setSubjectDN(new X509Name(new X500Principal("CN=Test Intermediate Certificate").getName()));
    certGen.setPublicKey(intKey);
    certGen.setSignatureAlgorithm("SHA1WithRSAEncryption");

    certGen.addExtension(X509Extensions.AuthorityKeyIdentifier, false,
            new AuthorityKeyIdentifierStructure(caCert));
    certGen.addExtension(X509Extensions.SubjectKeyIdentifier, false, new SubjectKeyIdentifierStructure(intKey));
    certGen.addExtension(X509Extensions.BasicConstraints, true, new BasicConstraints(0));
    certGen.addExtension(X509Extensions.KeyUsage, true,
            new KeyUsage(KeyUsage.digitalSignature | KeyUsage.keyCertSign | KeyUsage.cRLSign));

    return certGen.generate(caKey, "BC");
}

From source file:utils.Tools.java

License:Apache License

/**
 * Generate a sample V3 certificate to use as an end entity certificate
 * @author David Hook//from  ww w. j  av  a 2s .  c o  m
 */
public static X509Certificate generateEndEntityCert(PublicKey entityKey, PrivateKey caKey,
        X509Certificate caCert) throws Exception {
    X509V3CertificateGenerator certGen = new X509V3CertificateGenerator();

    certGen.setSerialNumber(BigInteger.valueOf(1));
    certGen.setIssuerDN(new X509Name(caCert.getSubjectX500Principal().getName()));
    certGen.setNotBefore(new Date(System.currentTimeMillis()));
    certGen.setNotAfter(new Date(System.currentTimeMillis() + VALIDITY_PERIOD));
    certGen.setSubjectDN(new X509Name(new X500Principal("CN=Test End Certificate").getName()));
    certGen.setPublicKey(entityKey);
    certGen.setSignatureAlgorithm("SHA1WithRSAEncryption");

    certGen.addExtension(X509Extensions.AuthorityKeyIdentifier, false,
            new AuthorityKeyIdentifierStructure(caCert));
    certGen.addExtension(X509Extensions.SubjectKeyIdentifier, false,
            new SubjectKeyIdentifierStructure(entityKey));
    certGen.addExtension(X509Extensions.BasicConstraints, true, new BasicConstraints(false));
    certGen.addExtension(X509Extensions.KeyUsage, true,
            new KeyUsage(KeyUsage.digitalSignature | KeyUsage.keyEncipherment));

    return certGen.generate(caKey, "BC");
}

From source file:utils.Utils.java

License:Apache License

/**
 * Generate a sample V1 certificate to use as a CA root certificate
 */// w  w  w .  j  a  va2  s  . c o  m
public static X509Certificate generateRootCert(KeyPair pair, Config config) throws Exception {
    X509V3CertificateGenerator certGen = new X509V3CertificateGenerator();

    certGen.setSerialNumber(BigInteger.valueOf(1));
    certGen.setIssuerDN(new X509Name("CN=Test CA Certificate"));
    certGen.setNotBefore(new Date(System.currentTimeMillis()));
    certGen.setNotAfter(new Date(System.currentTimeMillis() + VALIDITY_PERIOD));
    certGen.setSubjectDN(new X509Name("CN=Test CA Certificate"));
    certGen.setPublicKey(pair.getPublic());

    if (config == null) {
        certGen.setSignatureAlgorithm("SHA1WithRSAEncryption");
    } else {
        String name = "SHA1WithRSAEncryption";
        certGen.setSignatureAlgorithm(name);
    }

    return certGen.generate(pair.getPrivate(), "BC");
}

From source file:utils.Utils.java

License:Apache License

/**
 * Generate a sample V3 certificate to use as an intermediate CA certificate
 *//*from   w  ww.j a  v  a 2  s . c o m*/
public static X509Certificate generateIntermediateCert(PublicKey intKey, PrivateKey caKey,
        X509Certificate caCert) throws Exception {
    X509V3CertificateGenerator certGen = new X509V3CertificateGenerator();

    certGen.setSerialNumber(BigInteger.valueOf(1));
    certGen.setIssuerDN(new X509Name(caCert.getSubjectX500Principal().getName()));
    certGen.setNotBefore(new Date(System.currentTimeMillis()));
    certGen.setNotAfter(new Date(System.currentTimeMillis() + VALIDITY_PERIOD));
    certGen.setSubjectDN(new X509Name(new X500Principal("CN=Test Intermediate Certificate").getName()));
    certGen.setPublicKey(intKey);
    certGen.setSignatureAlgorithm("SHA1WithRSAEncryption");

    certGen.addExtension(X509Extensions.AuthorityKeyIdentifier, false,
            new AuthorityKeyIdentifierStructure(caCert));
    certGen.addExtension(X509Extensions.SubjectKeyIdentifier, false, new SubjectKeyIdentifierStructure(intKey));
    certGen.addExtension(X509Extensions.BasicConstraints, true, new BasicConstraints(0));
    certGen.addExtension(X509Extensions.KeyUsage, true,
            new org.bouncycastle.asn1.x509.KeyUsage(org.bouncycastle.asn1.x509.KeyUsage.digitalSignature
                    | org.bouncycastle.asn1.x509.KeyUsage.keyCertSign | KeyUsage.cRLSign));

    return certGen.generate(caKey, "BC");
}

From source file:utils.Utils.java

License:Apache License

/**
 * Generate a sample V3 certificate to use as an end entity certificate
 *//*from  www  .  j  a  v a 2s  . c om*/
public static X509Certificate generateEndEntityCert(PublicKey entityKey, PrivateKey caKey,
        X509Certificate caCert, Config config) throws Exception {
    X509V3CertificateGenerator certGen = new X509V3CertificateGenerator();

    certGen.setSerialNumber(BigInteger.valueOf(1));
    certGen.setIssuerDN(new X509Name(caCert.getSubjectX500Principal().getName()));
    certGen.setNotBefore(new Date(System.currentTimeMillis()));
    certGen.setNotAfter(new Date(System.currentTimeMillis() + VALIDITY_PERIOD));
    certGen.setSubjectDN(new X509Name(new X500Principal("CN=Test End Certificate").getName()));
    certGen.setPublicKey(entityKey);
    if (config.getHash() == 0)
        certGen.setSignatureAlgorithm("SHA1WithRSAEncryption");
    else
        certGen.setSignatureAlgorithm("MD5WithRSAEncryption");

    certGen.addExtension(X509Extensions.AuthorityKeyIdentifier, false,
            new AuthorityKeyIdentifierStructure(caCert));
    certGen.addExtension(X509Extensions.SubjectKeyIdentifier, false,
            new SubjectKeyIdentifierStructure(entityKey));
    certGen.addExtension(X509Extensions.BasicConstraints, true, new BasicConstraints(false));
    certGen.addExtension(X509Extensions.KeyUsage, true,
            new org.bouncycastle.asn1.x509.KeyUsage(org.bouncycastle.asn1.x509.KeyUsage.digitalSignature
                    | org.bouncycastle.asn1.x509.KeyUsage.keyEncipherment));

    return certGen.generate(caKey, "BC");
}