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

Example 6 with X509v3CertificateBuilder

use of org.bouncycastle.cert.X509v3CertificateBuilder in project platformlayer by platformlayer.

the class SimpleCertificateAuthority method signCertificate.

private static Certificate signCertificate(X500Name signer, PrivateKey signerPrivateKey, X500Name subject, SubjectPublicKeyInfo subjectPublicKeyInfo) throws OpsException {
    try {
        AlgorithmIdentifier sigAlgId = new DefaultSignatureAlgorithmIdentifierFinder().find(SIGNATURE_ALGORITHM);
        AlgorithmIdentifier digestAlgId = new DefaultDigestAlgorithmIdentifierFinder().find(sigAlgId);
        long days = 3650;
        long now = System.currentTimeMillis();
        Date notBefore = new Date(now - ONE_DAY);
        Date notAfter = new Date(notBefore.getTime() + (days * ONE_DAY));
        BigInteger serialNumber;
        synchronized (SimpleCertificateAuthority.class) {
            long nextSerialNumber = System.currentTimeMillis();
            serialNumber = BigInteger.valueOf(nextSerialNumber);
        }
        X509v3CertificateBuilder certificateBuilder = new X509v3CertificateBuilder(signer, serialNumber, notBefore, notAfter, subject, subjectPublicKeyInfo);
        // {
        // boolean isCritical = false;
        // certificateBuilder.addExtension(X509Extensions.SubjectKeyIdentifier, isCritical,
        // csr.getSubjectPublicKeyInfo());
        // }
        AsymmetricKeyParameter caPrivateKeyParameters = PrivateKeyFactory.createKey(signerPrivateKey.getEncoded());
        ContentSigner contentSigner = new BcRSAContentSignerBuilder(sigAlgId, digestAlgId).build(caPrivateKeyParameters);
        X509CertificateHolder certificateHolder = certificateBuilder.build(contentSigner);
        Certificate certificate = certificateHolder.toASN1Structure();
        return certificate;
    } catch (OperatorCreationException e) {
        throw new OpsException("Error signing certificate", e);
    } catch (IOException e) {
        throw new OpsException("Error signing certificate", e);
    }
}

Example 7 with X509v3CertificateBuilder

use of org.bouncycastle.cert.X509v3CertificateBuilder in project syncany by syncany.

the class CipherUtil method generateSelfSignedCertificate.

/**
	 * Generates a self-signed certificate, given a public/private key pair.
	 *
	 * @see <a href="https://code.google.com/p/gitblit/source/browse/src/com/gitblit/MakeCertificate.java?r=88598bb2f779b73479512d818c675dea8fa72138">Original source of this method</a>
	 */
public static X509Certificate generateSelfSignedCertificate(String commonName, KeyPair keyPair) throws OperatorCreationException, CertificateException, InvalidKeyException, NoSuchAlgorithmException, NoSuchProviderException, SignatureException {
    // Certificate CN, O and OU
    X500NameBuilder builder = new X500NameBuilder(BCStyle.INSTANCE);
    builder.addRDN(BCStyle.CN, commonName);
    builder.addRDN(BCStyle.O, CipherParams.CERTIFICATE_ORGANIZATION);
    builder.addRDN(BCStyle.OU, CipherParams.CERTIFICATE_ORGUNIT);
    // Dates and serial
    Date notBefore = new Date(System.currentTimeMillis() - 1 * 24 * 60 * 60 * 1000L);
    Date notAfter = new Date(System.currentTimeMillis() + 5 * 365 * 24 * 60 * 60 * 1000L);
    BigInteger serial = BigInteger.valueOf(System.currentTimeMillis());
    // Issuer and subject (identical, because self-signed)
    X500Name issuer = builder.build();
    X500Name subject = issuer;
    X509v3CertificateBuilder certificateGenerator = new JcaX509v3CertificateBuilder(issuer, serial, notBefore, notAfter, subject, keyPair.getPublic());
    ContentSigner signatureGenerator = new JcaContentSignerBuilder("SHA256WithRSAEncryption").setProvider(CipherParams.CRYPTO_PROVIDER).build(keyPair.getPrivate());
    X509Certificate certificate = new JcaX509CertificateConverter().setProvider(CipherParams.CRYPTO_PROVIDER).getCertificate(certificateGenerator.build(signatureGenerator));
    certificate.checkValidity(new Date());
    certificate.verify(certificate.getPublicKey());
    return certificate;
}

Example 8 with X509v3CertificateBuilder

use of org.bouncycastle.cert.X509v3CertificateBuilder in project gitblit by gitblit.

the class X509Utils method newClientCertificate.

/**
	 * Creates a new client certificate PKCS#12 and PEM store.  Any existing
	 * stores are destroyed.
	 *
	 * @param clientMetadata a container for dynamic parameters needed for generation
	 * @param caKeystoreFile
	 * @param caKeystorePassword
	 * @param targetFolder
	 * @return
	 */
public static X509Certificate newClientCertificate(X509Metadata clientMetadata, PrivateKey caPrivateKey, X509Certificate caCert, File targetFolder) {
    try {
        KeyPair pair = newKeyPair();
        X500Name userDN = buildDistinguishedName(clientMetadata);
        X500Name issuerDN = new X500Name(PrincipalUtil.getIssuerX509Principal(caCert).getName());
        // create a new certificate signed by the Gitblit CA certificate
        X509v3CertificateBuilder certBuilder = new JcaX509v3CertificateBuilder(issuerDN, BigInteger.valueOf(System.currentTimeMillis()), clientMetadata.notBefore, clientMetadata.notAfter, userDN, pair.getPublic());
        JcaX509ExtensionUtils extUtils = new JcaX509ExtensionUtils();
        certBuilder.addExtension(X509Extension.subjectKeyIdentifier, false, extUtils.createSubjectKeyIdentifier(pair.getPublic()));
        certBuilder.addExtension(X509Extension.basicConstraints, false, new BasicConstraints(false));
        certBuilder.addExtension(X509Extension.authorityKeyIdentifier, false, extUtils.createAuthorityKeyIdentifier(caCert.getPublicKey()));
        certBuilder.addExtension(X509Extension.keyUsage, true, new KeyUsage(KeyUsage.keyEncipherment | KeyUsage.digitalSignature));
        if (!StringUtils.isEmpty(clientMetadata.emailAddress)) {
            GeneralNames subjectAltName = new GeneralNames(new GeneralName(GeneralName.rfc822Name, clientMetadata.emailAddress));
            certBuilder.addExtension(X509Extension.subjectAlternativeName, false, subjectAltName);
        }
        ContentSigner signer = new JcaContentSignerBuilder(SIGNING_ALGORITHM).setProvider(BC).build(caPrivateKey);
        X509Certificate userCert = new JcaX509CertificateConverter().setProvider(BC).getCertificate(certBuilder.build(signer));
        PKCS12BagAttributeCarrier bagAttr = (PKCS12BagAttributeCarrier) pair.getPrivate();
        bagAttr.setBagAttribute(PKCSObjectIdentifiers.pkcs_9_at_localKeyId, extUtils.createSubjectKeyIdentifier(pair.getPublic()));
        // confirm the validity of the user certificate
        userCert.checkValidity();
        userCert.verify(caCert.getPublicKey());
        userCert.getIssuerDN().equals(caCert.getSubjectDN());
        // verify user certificate chain
        verifyChain(userCert, caCert);
        targetFolder.mkdirs();
        // save certificate, stamped with unique name
        String date = new SimpleDateFormat("yyyyMMdd").format(new Date());
        String id = date;
        File certFile = new File(targetFolder, id + ".cer");
        int count = 0;
        while (certFile.exists()) {
            id = date + "_" + Character.toString((char) (0x61 + count));
            certFile = new File(targetFolder, id + ".cer");
            count++;
        }
        // save user private key, user certificate and CA certificate to a PKCS#12 store
        File p12File = new File(targetFolder, clientMetadata.commonName + ".p12");
        if (p12File.exists()) {
            p12File.delete();
        }
        KeyStore userStore = openKeyStore(p12File, clientMetadata.password);
        userStore.setKeyEntry(MessageFormat.format("Gitblit ({0}) {1} {2}", clientMetadata.serverHostname, clientMetadata.userDisplayname, id), pair.getPrivate(), null, new Certificate[] { userCert });
        userStore.setCertificateEntry(MessageFormat.format("Gitblit ({0}) Certificate Authority", clientMetadata.serverHostname), caCert);
        saveKeyStore(p12File, userStore, clientMetadata.password);
        // save user private key, user certificate, and CA certificate to a PEM store
        File pemFile = new File(targetFolder, clientMetadata.commonName + ".pem");
        if (pemFile.exists()) {
            pemFile.delete();
        }
        JcePEMEncryptorBuilder builder = new JcePEMEncryptorBuilder("DES-EDE3-CBC");
        builder.setSecureRandom(new SecureRandom());
        PEMEncryptor pemEncryptor = builder.build(clientMetadata.password.toCharArray());
        JcaPEMWriter pemWriter = new JcaPEMWriter(new FileWriter(pemFile));
        pemWriter.writeObject(pair.getPrivate(), pemEncryptor);
        pemWriter.writeObject(userCert);
        pemWriter.writeObject(caCert);
        pemWriter.flush();
        pemWriter.close();
        // save certificate after successfully creating the key stores
        saveCertificate(userCert, certFile);
        // update serial number in metadata object
        clientMetadata.serialNumber = userCert.getSerialNumber().toString();
        return userCert;
    } catch (Throwable t) {
        throw new RuntimeException("Failed to generate client certificate!", t);
    }
}

Example 9 with X509v3CertificateBuilder

use of org.bouncycastle.cert.X509v3CertificateBuilder in project gitblit by gitblit.

the class X509Utils method newSSLCertificate.

/**
	 * Creates a new SSL certificate signed by the CA private key and stored in
	 * keyStore.
	 *
	 * @param sslMetadata
	 * @param caPrivateKey
	 * @param caCert
	 * @param targetStoreFile
	 * @param x509log
	 */
public static X509Certificate newSSLCertificate(X509Metadata sslMetadata, PrivateKey caPrivateKey, X509Certificate caCert, File targetStoreFile, X509Log x509log) {
    try {
        KeyPair pair = newKeyPair();
        X500Name webDN = buildDistinguishedName(sslMetadata);
        X500Name issuerDN = new X500Name(PrincipalUtil.getIssuerX509Principal(caCert).getName());
        X509v3CertificateBuilder certBuilder = new JcaX509v3CertificateBuilder(issuerDN, BigInteger.valueOf(System.currentTimeMillis()), sslMetadata.notBefore, sslMetadata.notAfter, webDN, pair.getPublic());
        JcaX509ExtensionUtils extUtils = new JcaX509ExtensionUtils();
        certBuilder.addExtension(X509Extension.subjectKeyIdentifier, false, extUtils.createSubjectKeyIdentifier(pair.getPublic()));
        certBuilder.addExtension(X509Extension.basicConstraints, false, new BasicConstraints(false));
        certBuilder.addExtension(X509Extension.authorityKeyIdentifier, false, extUtils.createAuthorityKeyIdentifier(caCert.getPublicKey()));
        // support alternateSubjectNames for SSL certificates
        List<GeneralName> altNames = new ArrayList<GeneralName>();
        if (HttpUtils.isIpAddress(sslMetadata.commonName)) {
            altNames.add(new GeneralName(GeneralName.iPAddress, sslMetadata.commonName));
        }
        if (altNames.size() > 0) {
            GeneralNames subjectAltName = new GeneralNames(altNames.toArray(new GeneralName[altNames.size()]));
            certBuilder.addExtension(X509Extension.subjectAlternativeName, false, subjectAltName);
        }
        ContentSigner caSigner = new JcaContentSignerBuilder(SIGNING_ALGORITHM).setProvider(BC).build(caPrivateKey);
        X509Certificate cert = new JcaX509CertificateConverter().setProvider(BC).getCertificate(certBuilder.build(caSigner));
        cert.checkValidity(new Date());
        cert.verify(caCert.getPublicKey());
        // Save to keystore
        KeyStore serverStore = openKeyStore(targetStoreFile, sslMetadata.password);
        serverStore.setKeyEntry(sslMetadata.commonName, pair.getPrivate(), sslMetadata.password.toCharArray(), new Certificate[] { cert, caCert });
        saveKeyStore(targetStoreFile, serverStore, sslMetadata.password);
        x509log.log(MessageFormat.format("New SSL certificate {0,number,0} [{1}]", cert.getSerialNumber(), cert.getSubjectDN().getName()));
        // update serial number in metadata object
        sslMetadata.serialNumber = cert.getSerialNumber().toString();
        return cert;
    } catch (Throwable t) {
        throw new RuntimeException("Failed to generate SSL certificate!", t);
    }
}

Example 10 with X509v3CertificateBuilder

use of org.bouncycastle.cert.X509v3CertificateBuilder in project gitblit by gitblit.

the class X509Utils method newCertificateAuthority.

/**
	 * Creates a new certificate authority PKCS#12 store.  This function will
	 * destroy any existing CA store.
	 *
	 * @param metadata
	 * @param storeFile
	 * @param keystorePassword
	 * @param x509log
	 * @return
	 */
public static X509Certificate newCertificateAuthority(X509Metadata metadata, File storeFile, X509Log x509log) {
    try {
        KeyPair caPair = newKeyPair();
        ContentSigner caSigner = new JcaContentSignerBuilder(SIGNING_ALGORITHM).setProvider(BC).build(caPair.getPrivate());
        // clone metadata
        X509Metadata caMetadata = metadata.clone(CA_CN, metadata.password);
        X500Name issuerDN = buildDistinguishedName(caMetadata);
        // Generate self-signed certificate
        X509v3CertificateBuilder caBuilder = new JcaX509v3CertificateBuilder(issuerDN, BigInteger.valueOf(System.currentTimeMillis()), caMetadata.notBefore, caMetadata.notAfter, issuerDN, caPair.getPublic());
        JcaX509ExtensionUtils extUtils = new JcaX509ExtensionUtils();
        caBuilder.addExtension(X509Extension.subjectKeyIdentifier, false, extUtils.createSubjectKeyIdentifier(caPair.getPublic()));
        caBuilder.addExtension(X509Extension.authorityKeyIdentifier, false, extUtils.createAuthorityKeyIdentifier(caPair.getPublic()));
        caBuilder.addExtension(X509Extension.basicConstraints, false, new BasicConstraints(true));
        caBuilder.addExtension(X509Extension.keyUsage, true, new KeyUsage(KeyUsage.digitalSignature | KeyUsage.keyCertSign | KeyUsage.cRLSign));
        JcaX509CertificateConverter converter = new JcaX509CertificateConverter().setProvider(BC);
        X509Certificate cert = converter.getCertificate(caBuilder.build(caSigner));
        // confirm the validity of the CA certificate
        cert.checkValidity(new Date());
        cert.verify(cert.getPublicKey());
        // Delete existing keystore
        if (storeFile.exists()) {
            storeFile.delete();
        }
        // Save private key and certificate to new keystore
        KeyStore store = openKeyStore(storeFile, caMetadata.password);
        store.setKeyEntry(CA_ALIAS, caPair.getPrivate(), caMetadata.password.toCharArray(), new Certificate[] { cert });
        saveKeyStore(storeFile, store, caMetadata.password);
        x509log.log(MessageFormat.format("New CA certificate {0,number,0} [{1}]", cert.getSerialNumber(), cert.getIssuerDN().getName()));
        // update serial number in metadata object
        caMetadata.serialNumber = cert.getSerialNumber().toString();
        return cert;
    } catch (Throwable t) {
        throw new RuntimeException("Failed to generate Gitblit CA certificate!", t);
    }
}