Examples with X509v3CertificateBuilder org.bouncycastle.cert.X509v3CertificateBuilder used on opensource projects

Example 21 with X509v3CertificateBuilder

use of org.bouncycastle.cert.X509v3CertificateBuilder in project bnd by bndtools.

the class Server method createSelfSignedCertifcate.

private X509Certificate[] createSelfSignedCertifcate(KeyPair keyPair) throws Exception {
    X500NameBuilder nameBuilder = new X500NameBuilder(BCStyle.INSTANCE);
    nameBuilder.addRDN(BCStyle.CN, "localhost");
    Date notBefore = new Date();
    Date notAfter = new Date(System.currentTimeMillis() + 24 * 3 * 60 * 60 * 1000);
    BigInteger serialNumber = new BigInteger(128, random);
    X509v3CertificateBuilder certificateBuilder = new JcaX509v3CertificateBuilder(nameBuilder.build(), serialNumber, notBefore, notAfter, nameBuilder.build(), keyPair.getPublic());
    ContentSigner contentSigner = new JcaContentSignerBuilder("SHA256WithRSAEncryption").build(keyPair.getPrivate());
    X509Certificate certificate = new JcaX509CertificateConverter().getCertificate(certificateBuilder.build(contentSigner));
    return new X509Certificate[] { certificate };
}

Example 22 with X509v3CertificateBuilder

use of org.bouncycastle.cert.X509v3CertificateBuilder in project poi by apache.

the class PkiTestUtils method generateCertificate.

static X509Certificate generateCertificate(PublicKey subjectPublicKey, String subjectDn, Date notBefore, Date notAfter, X509Certificate issuerCertificate, PrivateKey issuerPrivateKey, boolean caFlag, int pathLength, String crlUri, String ocspUri, KeyUsage keyUsage) throws IOException, OperatorCreationException, CertificateException {
    String signatureAlgorithm = "SHA1withRSA";
    X500Name issuerName;
    if (issuerCertificate != null) {
        issuerName = new X509CertificateHolder(issuerCertificate.getEncoded()).getIssuer();
    } else {
        issuerName = new X500Name(subjectDn);
    }
    RSAPublicKey rsaPubKey = (RSAPublicKey) subjectPublicKey;
    RSAKeyParameters rsaSpec = new RSAKeyParameters(false, rsaPubKey.getModulus(), rsaPubKey.getPublicExponent());
    SubjectPublicKeyInfo subjectPublicKeyInfo = SubjectPublicKeyInfoFactory.createSubjectPublicKeyInfo(rsaSpec);
    DigestCalculator digestCalc = new JcaDigestCalculatorProviderBuilder().setProvider("BC").build().get(CertificateID.HASH_SHA1);
    X509v3CertificateBuilder certificateGenerator = new X509v3CertificateBuilder(issuerName, new BigInteger(128, new SecureRandom()), notBefore, notAfter, new X500Name(subjectDn), subjectPublicKeyInfo);
    X509ExtensionUtils exUtils = new X509ExtensionUtils(digestCalc);
    SubjectKeyIdentifier subKeyId = exUtils.createSubjectKeyIdentifier(subjectPublicKeyInfo);
    AuthorityKeyIdentifier autKeyId = (issuerCertificate != null) ? exUtils.createAuthorityKeyIdentifier(new X509CertificateHolder(issuerCertificate.getEncoded())) : exUtils.createAuthorityKeyIdentifier(subjectPublicKeyInfo);
    certificateGenerator.addExtension(Extension.subjectKeyIdentifier, false, subKeyId);
    certificateGenerator.addExtension(Extension.authorityKeyIdentifier, false, autKeyId);
    if (caFlag) {
        BasicConstraints bc;
        if (-1 == pathLength) {
            bc = new BasicConstraints(true);
        } else {
            bc = new BasicConstraints(pathLength);
        }
        certificateGenerator.addExtension(Extension.basicConstraints, false, bc);
    }
    if (null != crlUri) {
        int uri = GeneralName.uniformResourceIdentifier;
        DERIA5String crlUriDer = new DERIA5String(crlUri);
        GeneralName gn = new GeneralName(uri, crlUriDer);
        DERSequence gnDer = new DERSequence(gn);
        GeneralNames gns = GeneralNames.getInstance(gnDer);
        DistributionPointName dpn = new DistributionPointName(0, gns);
        DistributionPoint distp = new DistributionPoint(dpn, null, null);
        DERSequence distpDer = new DERSequence(distp);
        certificateGenerator.addExtension(Extension.cRLDistributionPoints, false, distpDer);
    }
    if (null != ocspUri) {
        int uri = GeneralName.uniformResourceIdentifier;
        GeneralName ocspName = new GeneralName(uri, ocspUri);
        AuthorityInformationAccess authorityInformationAccess = new AuthorityInformationAccess(X509ObjectIdentifiers.ocspAccessMethod, ocspName);
        certificateGenerator.addExtension(Extension.authorityInfoAccess, false, authorityInformationAccess);
    }
    if (null != keyUsage) {
        certificateGenerator.addExtension(Extension.keyUsage, true, keyUsage);
    }
    JcaContentSignerBuilder signerBuilder = new JcaContentSignerBuilder(signatureAlgorithm);
    signerBuilder.setProvider("BC");
    X509CertificateHolder certHolder = certificateGenerator.build(signerBuilder.build(issuerPrivateKey));
    //                        .getEncoded()));
    return new JcaX509CertificateConverter().getCertificate(certHolder);
}

Example 23 with X509v3CertificateBuilder

use of org.bouncycastle.cert.X509v3CertificateBuilder in project cas by apereo.

the class DefaultSamlIdPCertificateAndKeyWriter method generateCertificate.

private X509Certificate generateCertificate(final KeyPair keypair) throws Exception {
    final X500Name dn = new X500Name("CN=" + hostname);
    final GregorianCalendar notBefore = new GregorianCalendar();
    final GregorianCalendar notOnOrAfter = new GregorianCalendar();
    notOnOrAfter.set(GregorianCalendar.YEAR, notOnOrAfter.get(GregorianCalendar.YEAR) + certificateLifetimeInYears);
    final X509v3CertificateBuilder builder = new JcaX509v3CertificateBuilder(dn, new BigInteger(160, RandomUtils.getNativeInstance()), notBefore.getTime(), notOnOrAfter.getTime(), dn, keypair.getPublic());
    final JcaX509ExtensionUtils extUtils = new JcaX509ExtensionUtils();
    builder.addExtension(Extension.subjectKeyIdentifier, false, extUtils.createSubjectKeyIdentifier(keypair.getPublic()));
    builder.addExtension(Extension.subjectAlternativeName, false, GeneralNames.getInstance(new DERSequence(buildSubjectAltNames())));
    final X509CertificateHolder certHldr = builder.build(new JcaContentSignerBuilder(certificateAlgorithm).build(keypair.getPrivate()));
    final X509Certificate cert = new JcaX509CertificateConverter().getCertificate(certHldr);
    cert.checkValidity(new Date());
    cert.verify(keypair.getPublic());
    return cert;
}

Example 24 with X509v3CertificateBuilder

use of org.bouncycastle.cert.X509v3CertificateBuilder in project athenz by yahoo.

the class Crypto method generateX509Certificate.

public static X509Certificate generateX509Certificate(PKCS10CertificationRequest certReq, PrivateKey caPrivateKey, X500Name issuer, int validityTimeout, boolean basicConstraints) {
    // set validity for the given number of minutes from now
    Date notBefore = new Date();
    Calendar cal = Calendar.getInstance();
    cal.setTime(notBefore);
    cal.add(Calendar.MINUTE, validityTimeout);
    Date notAfter = cal.getTime();
    // Generate self-signed certificate
    X509Certificate cert = null;
    try {
        JcaPKCS10CertificationRequest jcaPKCS10CertificationRequest = new JcaPKCS10CertificationRequest(certReq);
        PublicKey publicKey = jcaPKCS10CertificationRequest.getPublicKey();
        X509v3CertificateBuilder caBuilder = new JcaX509v3CertificateBuilder(issuer, BigInteger.valueOf(System.currentTimeMillis()), notBefore, notAfter, certReq.getSubject(), publicKey).addExtension(Extension.basicConstraints, false, new BasicConstraints(basicConstraints)).addExtension(Extension.keyUsage, true, new X509KeyUsage(X509KeyUsage.digitalSignature | X509KeyUsage.keyEncipherment)).addExtension(Extension.extendedKeyUsage, true, new ExtendedKeyUsage(new KeyPurposeId[] { KeyPurposeId.id_kp_clientAuth, KeyPurposeId.id_kp_serverAuth }));
        // see if we have the dns/rfc822/ip address extensions specified in the csr
        ArrayList<GeneralName> altNames = new ArrayList<>();
        Attribute[] certAttributes = jcaPKCS10CertificationRequest.getAttributes(PKCSObjectIdentifiers.pkcs_9_at_extensionRequest);
        if (certAttributes != null && certAttributes.length > 0) {
            for (Attribute attribute : certAttributes) {
                Extensions extensions = Extensions.getInstance(attribute.getAttrValues().getObjectAt(0));
                GeneralNames gns = GeneralNames.fromExtensions(extensions, Extension.subjectAlternativeName);
                if (gns == null) {
                    continue;
                }
                GeneralName[] names = gns.getNames();
                for (int i = 0; i < names.length; i++) {
                    switch(names[i].getTagNo()) {
                        case GeneralName.dNSName:
                        case GeneralName.iPAddress:
                        case GeneralName.rfc822Name:
                            altNames.add(names[i]);
                            break;
                    }
                }
            }
            if (!altNames.isEmpty()) {
                caBuilder.addExtension(Extension.subjectAlternativeName, false, new GeneralNames(altNames.toArray(new GeneralName[altNames.size()])));
            }
        }
        String signatureAlgorithm = getSignatureAlgorithm(caPrivateKey.getAlgorithm(), SHA256);
        ContentSigner caSigner = new JcaContentSignerBuilder(signatureAlgorithm).setProvider(BC_PROVIDER).build(caPrivateKey);
        JcaX509CertificateConverter converter = new JcaX509CertificateConverter().setProvider(BC_PROVIDER);
        cert = converter.getCertificate(caBuilder.build(caSigner));
    } catch (CertificateException ex) {
        LOG.error("generateX509Certificate: Caught CertificateException when generating certificate: " + ex.getMessage());
        throw new CryptoException(ex);
    } catch (OperatorCreationException ex) {
        LOG.error("generateX509Certificate: Caught OperatorCreationException when creating JcaContentSignerBuilder: " + ex.getMessage());
        throw new CryptoException(ex);
    } catch (InvalidKeyException ex) {
        LOG.error("generateX509Certificate: Caught InvalidKeySpecException, invalid key spec is being used: " + ex.getMessage());
        throw new CryptoException(ex);
    } catch (NoSuchAlgorithmException ex) {
        LOG.error("generateX509Certificate: Caught NoSuchAlgorithmException, check to make sure the algorithm is supported by the provider: " + ex.getMessage());
        throw new CryptoException(ex);
    } catch (Exception ex) {
        LOG.error("generateX509Certificate: unable to generate X509 Certificate: " + ex.getMessage());
        throw new CryptoException("Unable to generate X509 Certificate");
    }
    return cert;
}