Examples with JcaX509ExtensionUtils org.bouncycastle.cert.jcajce.JcaX509ExtensionUtils used on opensource projects

Example 26 with JcaX509ExtensionUtils

use of org.bouncycastle.cert.jcajce.JcaX509ExtensionUtils in project nifi-registry by apache.

the class CertificateUtils method generateIssuedCertificate.

/**
 * Generates an issued {@link X509Certificate} from the given issuer certificate and {@link KeyPair}
 *
 * @param dn the distinguished name to use
 * @param publicKey the public key to issue the certificate to
 * @param extensions extensions extracted from the CSR
 * @param issuer the issuer's certificate
 * @param issuerKeyPair the issuer's keypair
 * @param signingAlgorithm the signing algorithm to use
 * @param days the number of days it should be valid for
 * @return an issued {@link X509Certificate} from the given issuer certificate and {@link KeyPair}
 * @throws CertificateException if there is an error issuing the certificate
 */
public static X509Certificate generateIssuedCertificate(String dn, PublicKey publicKey, Extensions extensions, X509Certificate issuer, KeyPair issuerKeyPair, String signingAlgorithm, int days) throws CertificateException {
    try {
        ContentSigner sigGen = new JcaContentSignerBuilder(signingAlgorithm).setProvider(BouncyCastleProvider.PROVIDER_NAME).build(issuerKeyPair.getPrivate());
        SubjectPublicKeyInfo subPubKeyInfo = SubjectPublicKeyInfo.getInstance(publicKey.getEncoded());
        Date startDate = new Date();
        Date endDate = new Date(startDate.getTime() + TimeUnit.DAYS.toMillis(days));
        X509v3CertificateBuilder certBuilder = new X509v3CertificateBuilder(reverseX500Name(new X500Name(issuer.getSubjectX500Principal().getName())), getUniqueSerialNumber(), startDate, endDate, reverseX500Name(new X500Name(dn)), subPubKeyInfo);
        certBuilder.addExtension(Extension.subjectKeyIdentifier, false, new JcaX509ExtensionUtils().createSubjectKeyIdentifier(publicKey));
        certBuilder.addExtension(Extension.authorityKeyIdentifier, false, new JcaX509ExtensionUtils().createAuthorityKeyIdentifier(issuerKeyPair.getPublic()));
        // Set certificate extensions
        // (1) digitalSignature extension
        certBuilder.addExtension(Extension.keyUsage, true, new KeyUsage(KeyUsage.digitalSignature | KeyUsage.keyEncipherment | KeyUsage.dataEncipherment | KeyUsage.keyAgreement | KeyUsage.nonRepudiation));
        certBuilder.addExtension(Extension.basicConstraints, false, new BasicConstraints(false));
        // (2) extendedKeyUsage extension
        certBuilder.addExtension(Extension.extendedKeyUsage, false, new ExtendedKeyUsage(new KeyPurposeId[] { KeyPurposeId.id_kp_clientAuth, KeyPurposeId.id_kp_serverAuth }));
        // (3) subjectAlternativeName
        if (extensions != null && extensions.getExtension(Extension.subjectAlternativeName) != null) {
            certBuilder.addExtension(Extension.subjectAlternativeName, false, extensions.getExtensionParsedValue(Extension.subjectAlternativeName));
        }
        X509CertificateHolder certificateHolder = certBuilder.build(sigGen);
        return new JcaX509CertificateConverter().setProvider(BouncyCastleProvider.PROVIDER_NAME).getCertificate(certificateHolder);
    } catch (CertIOException | NoSuchAlgorithmException | OperatorCreationException e) {
        throw new CertificateException(e);
    }
}

Example 27 with JcaX509ExtensionUtils

use of org.bouncycastle.cert.jcajce.JcaX509ExtensionUtils in project credhub by cloudfoundry-incubator.

the class SignedCertificateGeneratorTest method beforeEach.

@Before
public void beforeEach() throws Exception {
    timeProvider = mock(DateTimeProvider.class);
    now = Calendar.getInstance();
    now.setTimeInMillis(1493066824);
    later = (Calendar) now.clone();
    later.add(Calendar.DAY_OF_YEAR, expectedDurationInDays);
    when(timeProvider.getNow()).thenReturn(now);
    serialNumberGenerator = mock(RandomSerialNumberGenerator.class);
    when(serialNumberGenerator.generate()).thenReturn(BigInteger.valueOf(1337));
    jcaX509ExtensionUtils = new JcaX509ExtensionUtils();
    generator = KeyPairGenerator.getInstance("RSA", BouncyCastleProvider.PROVIDER_NAME);
    // doesn't matter for testing
    generator.initialize(1024);
    issuerKey = generator.generateKeyPair();
    issuerDn = new X500Principal(caName);
    generatedCertificateKeyPair = generator.generateKeyPair();
    certificateGenerationParameters = defaultCertificateParameters();
    subject = new SignedCertificateGenerator(timeProvider, serialNumberGenerator, jcaContentSignerBuilder, jcaX509CertificateConverter, getBouncyCastleProvider());
    caSubjectKeyIdentifier = jcaX509ExtensionUtils.createSubjectKeyIdentifier(issuerKey.getPublic());
    caSerialNumber = BigInteger.valueOf(42l);
    JcaX509v3CertificateBuilder x509v3CertificateBuilder = new JcaX509v3CertificateBuilder(issuerDn, caSerialNumber, Date.from(now.toInstant()), Date.from(later.toInstant()), issuerDn, issuerKey.getPublic());
    certificateAuthority = createCertificateAuthority(x509v3CertificateBuilder);
    x509v3CertificateBuilder.addExtension(Extension.subjectKeyIdentifier, false, caSubjectKeyIdentifier);
    certificateAuthorityWithSubjectKeyId = createCertificateAuthority(x509v3CertificateBuilder);
    expectedSubjectKeyIdentifier = certificateAuthorityWithSubjectKeyId.getExtensionValue(Extension.subjectKeyIdentifier.getId());
}

Example 28 with JcaX509ExtensionUtils

use of org.bouncycastle.cert.jcajce.JcaX509ExtensionUtils in project cloudstack by apache.

the class CertUtils method generateV3Certificate.

public static X509Certificate generateV3Certificate(final X509Certificate caCert, final KeyPair caKeyPair, final PublicKey clientPublicKey, final String subject, final String signatureAlgorithm, final int validityDays, final List<String> dnsNames, final List<String> publicIPAddresses) throws IOException, NoSuchAlgorithmException, CertificateException, NoSuchProviderException, InvalidKeyException, SignatureException, OperatorCreationException {
    final DateTime now = DateTime.now(DateTimeZone.UTC);
    final BigInteger serial = generateRandomBigInt();
    final JcaX509ExtensionUtils extUtils = new JcaX509ExtensionUtils();
    final X509v3CertificateBuilder certBuilder;
    if (caCert == null) {
        // Generate CA certificate
        certBuilder = new JcaX509v3CertificateBuilder(new X500Name(subject), serial, now.minusHours(12).toDate(), now.plusDays(validityDays).toDate(), new X500Name(subject), clientPublicKey);
        certBuilder.addExtension(Extension.basicConstraints, true, new BasicConstraints(true));
        certBuilder.addExtension(Extension.keyUsage, true, new KeyUsage(KeyUsage.keyCertSign | KeyUsage.cRLSign));
    } else {
        // Generate client certificate
        certBuilder = new JcaX509v3CertificateBuilder(caCert, serial, now.minusHours(12).toDate(), now.plusDays(validityDays).toDate(), new X500Principal(subject), clientPublicKey);
        certBuilder.addExtension(Extension.authorityKeyIdentifier, false, extUtils.createAuthorityKeyIdentifier(caCert));
    }
    certBuilder.addExtension(Extension.subjectKeyIdentifier, false, extUtils.createSubjectKeyIdentifier(clientPublicKey));
    final List<ASN1Encodable> subjectAlternativeNames = new ArrayList<ASN1Encodable>();
    if (publicIPAddresses != null) {
        for (final String publicIPAddress : new HashSet<>(publicIPAddresses)) {
            if (StringUtils.isEmpty(publicIPAddress)) {
                continue;
            }
            subjectAlternativeNames.add(new GeneralName(GeneralName.iPAddress, publicIPAddress));
        }
    }
    if (dnsNames != null) {
        for (final String dnsName : new HashSet<>(dnsNames)) {
            if (StringUtils.isEmpty(dnsName)) {
                continue;
            }
            subjectAlternativeNames.add(new GeneralName(GeneralName.dNSName, dnsName));
        }
    }
    if (subjectAlternativeNames.size() > 0) {
        final GeneralNames subjectAltNames = GeneralNames.getInstance(new DERSequence(subjectAlternativeNames.toArray(new ASN1Encodable[] {})));
        certBuilder.addExtension(Extension.subjectAlternativeName, false, subjectAltNames);
    }
    final ContentSigner signer = new JcaContentSignerBuilder(signatureAlgorithm).setProvider("BC").build(caKeyPair.getPrivate());
    final X509CertificateHolder certHolder = certBuilder.build(signer);
    final X509Certificate cert = new JcaX509CertificateConverter().setProvider("BC").getCertificate(certHolder);
    if (caCert != null) {
        cert.verify(caCert.getPublicKey());
    } else {
        cert.verify(caKeyPair.getPublic());
    }
    return cert;
}

Example 29 with JcaX509ExtensionUtils

use of org.bouncycastle.cert.jcajce.JcaX509ExtensionUtils in project Openfire by igniterealtime.

the class CertificateManager method createX509V3Certificate.

public static synchronized X509Certificate createX509V3Certificate(KeyPair kp, int days, X500NameBuilder issuerBuilder, X500NameBuilder subjectBuilder, String domain, String signAlgoritm, Set<String> sanDnsNames) throws GeneralSecurityException, IOException {
    PublicKey pubKey = kp.getPublic();
    PrivateKey privKey = kp.getPrivate();
    byte[] serno = new byte[8];
    SecureRandom random = SecureRandom.getInstance("SHA1PRNG");
    random.setSeed((new Date().getTime()));
    random.nextBytes(serno);
    BigInteger serial = (new java.math.BigInteger(serno)).abs();
    X500Name issuerDN = issuerBuilder.build();
    X500Name subjectDN = subjectBuilder.build();
    // builder
    JcaX509v3CertificateBuilder certBuilder = new // 
    JcaX509v3CertificateBuilder(// 
    issuerDN, // 
    serial, // 
    new Date(), // 
    new Date(System.currentTimeMillis() + days * (1000L * 60 * 60 * 24)), // 
    subjectDN, // 
    pubKey);
    // add subjectAlternativeName extension that includes all relevant names.
    final GeneralNames subjectAlternativeNames = getSubjectAlternativeNames(sanDnsNames);
    final boolean critical = subjectDN.getRDNs().length == 0;
    certBuilder.addExtension(Extension.subjectAlternativeName, critical, subjectAlternativeNames);
    // add keyIdentifiers extensions
    JcaX509ExtensionUtils utils = new JcaX509ExtensionUtils();
    certBuilder.addExtension(Extension.subjectKeyIdentifier, false, utils.createSubjectKeyIdentifier(pubKey));
    certBuilder.addExtension(Extension.authorityKeyIdentifier, false, utils.createAuthorityKeyIdentifier(pubKey));
    try {
        // build the certificate
        ContentSigner signer = new JcaContentSignerBuilder(signAlgoritm).build(privKey);
        X509CertificateHolder cert = certBuilder.build(signer);
        // verify the validity
        if (!cert.isValidOn(new Date())) {
            throw new GeneralSecurityException("Certificate validity not valid");
        }
        // verify the signature (self-signed)
        ContentVerifierProvider verifierProvider = new JcaContentVerifierProviderBuilder().build(pubKey);
        if (!cert.isSignatureValid(verifierProvider)) {
            throw new GeneralSecurityException("Certificate signature not valid");
        }
        return new JcaX509CertificateConverter().getCertificate(cert);
    } catch (OperatorCreationException | CertException e) {
        throw new GeneralSecurityException(e);
    }
}

Example 30 with JcaX509ExtensionUtils

use of org.bouncycastle.cert.jcajce.JcaX509ExtensionUtils in project keycloak by keycloak.

the class OCSPUtils method verifyResponse.

private static void verifyResponse(BasicOCSPResp basicOcspResponse, X509Certificate issuerCertificate, X509Certificate responderCertificate, byte[] requestNonce, Date date) throws NoSuchProviderException, NoSuchAlgorithmException, CertificateNotYetValidException, CertificateExpiredException, CertPathValidatorException {
    List<X509CertificateHolder> certs = new ArrayList<>(Arrays.asList(basicOcspResponse.getCerts()));
    X509Certificate signingCert = null;
    try {
        certs.add(new JcaX509CertificateHolder(issuerCertificate));
        if (responderCertificate != null) {
            certs.add(new JcaX509CertificateHolder(responderCertificate));
        }
    } catch (CertificateEncodingException e) {
        e.printStackTrace();
    }
    if (certs.size() > 0) {
        X500Name responderName = basicOcspResponse.getResponderId().toASN1Primitive().getName();
        byte[] responderKey = basicOcspResponse.getResponderId().toASN1Primitive().getKeyHash();
        if (responderName != null) {
            logger.log(Level.INFO, "Responder Name: {0}", responderName.toString());
            for (X509CertificateHolder certHolder : certs) {
                try {
                    X509Certificate tempCert = new JcaX509CertificateConverter().setProvider("BC").getCertificate(certHolder);
                    X500Name respName = new X500Name(tempCert.getSubjectX500Principal().getName());
                    if (responderName.equals(respName)) {
                        signingCert = tempCert;
                        logger.log(Level.INFO, "Found a certificate whose principal \"{0}\" matches the responder name \"{1}\"", new Object[] { tempCert.getSubjectDN().getName(), responderName.toString() });
                        break;
                    }
                } catch (CertificateException e) {
                    logger.log(Level.FINE, e.getMessage());
                }
            }
        } else if (responderKey != null) {
            SubjectKeyIdentifier responderSubjectKey = new SubjectKeyIdentifier(responderKey);
            logger.log(Level.INFO, "Responder Key: {0}", Arrays.toString(responderKey));
            for (X509CertificateHolder certHolder : certs) {
                try {
                    X509Certificate tempCert = new JcaX509CertificateConverter().setProvider("BC").getCertificate(certHolder);
                    SubjectKeyIdentifier subjectKeyIdentifier = null;
                    if (certHolder.getExtensions() != null) {
                        subjectKeyIdentifier = SubjectKeyIdentifier.fromExtensions(certHolder.getExtensions());
                    }
                    if (subjectKeyIdentifier != null) {
                        logger.log(Level.INFO, "Certificate: {0}\nSubject Key Id: {1}", new Object[] { tempCert.getSubjectDN().getName(), Arrays.toString(subjectKeyIdentifier.getKeyIdentifier()) });
                    }
                    if (subjectKeyIdentifier != null && responderSubjectKey.equals(subjectKeyIdentifier)) {
                        signingCert = tempCert;
                        logger.log(Level.INFO, "Found a signer certificate \"{0}\" with the subject key extension value matching the responder key", signingCert.getSubjectDN().getName());
                        break;
                    }
                    subjectKeyIdentifier = new JcaX509ExtensionUtils().createSubjectKeyIdentifier(tempCert.getPublicKey());
                    if (responderSubjectKey.equals(subjectKeyIdentifier)) {
                        signingCert = tempCert;
                        logger.log(Level.INFO, "Found a certificate \"{0}\" with the subject key matching the OCSP responder key", signingCert.getSubjectDN().getName());
                        break;
                    }
                } catch (CertificateException e) {
                    logger.log(Level.FINE, e.getMessage());
                }
            }
        }
    }
    if (signingCert != null) {
        if (signingCert.equals(issuerCertificate)) {
            logger.log(Level.INFO, "OCSP response is signed by the target''s Issuing CA");
        } else if (responderCertificate != null && signingCert.equals(responderCertificate)) {
            // https://www.ietf.org/rfc/rfc2560.txt
            // 2.6  OCSP Signature Authority Delegation
            // - The responder certificate is issued to the responder by CA
            logger.log(Level.INFO, "OCSP response is signed by an authorized responder certificate");
        } else {
            // question."
            if (!signingCert.getIssuerX500Principal().equals(issuerCertificate.getSubjectX500Principal())) {
                logger.log(Level.INFO, "Signer certificate''s Issuer: {0}\nIssuer certificate''s Subject: {1}", new Object[] { signingCert.getIssuerX500Principal().getName(), issuerCertificate.getSubjectX500Principal().getName() });
                throw new CertPathValidatorException("Responder\'s certificate is not authorized to sign OCSP responses");
            }
            try {
                List<String> purposes = signingCert.getExtendedKeyUsage();
                if (purposes == null || !purposes.contains(KeyPurposeId.id_kp_OCSPSigning.getId())) {
                    logger.log(Level.INFO, "OCSPSigning extended usage is not set");
                    throw new CertPathValidatorException("Responder\'s certificate not valid for signing OCSP responses");
                }
            } catch (CertificateParsingException e) {
                logger.log(Level.FINE, "Failed to get certificate''s extended key usage extension\n{0}", e.getMessage());
            }
            if (date == null) {
                signingCert.checkValidity();
            } else {
                signingCert.checkValidity(date);
            }
            try {
                Extension noOCSPCheck = new JcaX509CertificateHolder(signingCert).getExtension(OCSPObjectIdentifiers.id_pkix_ocsp_nocheck);
                // TODO If the extension is present, the OCSP client can trust the
                // responder's certificate for the lifetime of the certificate.
                logger.log(Level.INFO, "OCSP no-check extension is {0} present", noOCSPCheck == null ? "not" : "");
            } catch (CertificateEncodingException e) {
                logger.log(Level.FINE, "Certificate encoding exception: {0}", e.getMessage());
            }
            try {
                signingCert.verify(issuerCertificate.getPublicKey());
                logger.log(Level.INFO, "OCSP response is signed by an Authorized Responder");
            } catch (GeneralSecurityException ex) {
                signingCert = null;
            }
        }
    }
    if (signingCert == null) {
        throw new CertPathValidatorException("Unable to verify OCSP Response\'s signature");
    } else {
        if (!verifySignature(basicOcspResponse, signingCert)) {
            throw new CertPathValidatorException("Error verifying OCSP Response\'s signature");
        } else {
            Extension responseNonce = basicOcspResponse.getExtension(OCSPObjectIdentifiers.id_pkix_ocsp_nonce);
            if (responseNonce != null && requestNonce != null && !Arrays.equals(requestNonce, responseNonce.getExtnValue().getOctets())) {
                throw new CertPathValidatorException("Nonces do not match.");
            } else {
                // See Sun's OCSP implementation.
                // https://www.ietf.org/rfc/rfc2560.txt, if nextUpdate is not set,
                // the responder is indicating that newer update is avilable all the time
                long current = date == null ? System.currentTimeMillis() : date.getTime();
                Date stop = new Date(current + (long) TIME_SKEW);
                Date start = new Date(current - (long) TIME_SKEW);
                Iterator<SingleResp> iter = Arrays.asList(basicOcspResponse.getResponses()).iterator();
                SingleResp singleRes = null;
                do {
                    if (!iter.hasNext()) {
                        return;
                    }
                    singleRes = iter.next();
                } while (!stop.before(singleRes.getThisUpdate()) && !start.after(singleRes.getNextUpdate() != null ? singleRes.getNextUpdate() : singleRes.getThisUpdate()));
                throw new CertPathValidatorException("Response is unreliable: its validity interval is out-of-date");
            }
        }
    }
}