Examples with KeyPurposeId com.android.org.bouncycastle.asn1.x509.KeyPurposeId used on opensource projects

Example 1 with KeyPurposeId

use of com.android.org.bouncycastle.asn1.x509.KeyPurposeId in project robovm by robovm.

the class TestKeyStore method createCertificate.

private static X509Certificate createCertificate(PublicKey publicKey, PrivateKey privateKey, X500Principal subject, X500Principal issuer, int keyUsage, boolean ca, List<KeyPurposeId> extendedKeyUsages, List<Boolean> criticalExtendedKeyUsages, List<GeneralName> subjectAltNames, List<GeneralSubtree> permittedNameConstraints, List<GeneralSubtree> excludedNameConstraints) throws Exception {
    // Note that there is no way to programmatically make a
    // Certificate using java.* or javax.* APIs. The
    // CertificateFactory interface assumes you want to read
    // in a stream of bytes, typically the X.509 factory would
    // allow ASN.1 DER encoded bytes and optionally some PEM
    // formats. Here we use Bouncy Castle's
    // X509V3CertificateGenerator and related classes.
    long millisPerDay = 24 * 60 * 60 * 1000;
    long now = System.currentTimeMillis();
    Date start = new Date(now - millisPerDay);
    Date end = new Date(now + millisPerDay);
    BigInteger serial = BigInteger.valueOf(1);
    String keyAlgorithm = privateKey.getAlgorithm();
    String signatureAlgorithm;
    if (keyAlgorithm.equals("RSA")) {
        signatureAlgorithm = "sha1WithRSA";
    } else if (keyAlgorithm.equals("DSA")) {
        signatureAlgorithm = "sha1WithDSA";
    } else if (keyAlgorithm.equals("EC")) {
        signatureAlgorithm = "sha1WithECDSA";
    } else if (keyAlgorithm.equals("EC_RSA")) {
        signatureAlgorithm = "sha1WithRSA";
    } else {
        throw new IllegalArgumentException("Unknown key algorithm " + keyAlgorithm);
    }
    X509V3CertificateGenerator x509cg = new X509V3CertificateGenerator();
    x509cg.setSubjectDN(subject);
    x509cg.setIssuerDN(issuer);
    x509cg.setNotBefore(start);
    x509cg.setNotAfter(end);
    x509cg.setPublicKey(publicKey);
    x509cg.setSignatureAlgorithm(signatureAlgorithm);
    x509cg.setSerialNumber(serial);
    if (keyUsage != 0) {
        x509cg.addExtension(X509Extensions.KeyUsage, true, new KeyUsage(keyUsage));
    }
    if (ca) {
        x509cg.addExtension(X509Extensions.BasicConstraints, true, new BasicConstraints(true));
    }
    for (int i = 0; i < extendedKeyUsages.size(); i++) {
        KeyPurposeId keyPurposeId = extendedKeyUsages.get(i);
        boolean critical = criticalExtendedKeyUsages.get(i);
        x509cg.addExtension(X509Extensions.ExtendedKeyUsage, critical, new ExtendedKeyUsage(keyPurposeId));
    }
    for (GeneralName subjectAltName : subjectAltNames) {
        x509cg.addExtension(X509Extensions.SubjectAlternativeName, false, new GeneralNames(subjectAltName).getEncoded());
    }
    if (!permittedNameConstraints.isEmpty() || !excludedNameConstraints.isEmpty()) {
        x509cg.addExtension(X509Extensions.NameConstraints, true, new NameConstraints(permittedNameConstraints.toArray(new GeneralSubtree[permittedNameConstraints.size()]), excludedNameConstraints.toArray(new GeneralSubtree[excludedNameConstraints.size()])));
    }
    if (privateKey instanceof ECPrivateKey) {
        /*
             * bouncycastle needs its own ECPrivateKey implementation
             */
        KeyFactory kf = KeyFactory.getInstance(keyAlgorithm, "BC");
        PKCS8EncodedKeySpec ks = new PKCS8EncodedKeySpec(privateKey.getEncoded());
        privateKey = kf.generatePrivate(ks);
    }
    X509Certificate x509c = x509cg.generateX509Certificate(privateKey);
    if (StandardNames.IS_RI) {
        /*
             * The RI can't handle the BC EC signature algorithm
             * string of "ECDSA", since it expects "...WITHEC...",
             * so convert from BC to RI X509Certificate
             * implementation via bytes.
             */
        CertificateFactory cf = CertificateFactory.getInstance("X.509");
        ByteArrayInputStream bais = new ByteArrayInputStream(x509c.getEncoded());
        Certificate c = cf.generateCertificate(bais);
        x509c = (X509Certificate) c;
    }
    return x509c;
}

Example 2 with KeyPurposeId

use of com.android.org.bouncycastle.asn1.x509.KeyPurposeId in project zaproxy by zaproxy.

the class SslCertificateUtils method createRootCA.

/**
	 * Creates a new Root CA certificate and returns private and public key as
	 * {@link KeyStore}. The {@link KeyStore#getDefaultType()} is used.
	 *
	 * @return
	 * @throws NoSuchAlgorithmException If no providers are found
	 * for 'RSA' key pair generator
	 * or 'SHA1PRNG' Secure random number generator
	 * @throws IllegalStateException in case of errors during assembling {@link KeyStore}
	 */
public static final KeyStore createRootCA() throws NoSuchAlgorithmException {
    final Date startDate = Calendar.getInstance().getTime();
    final Date expireDate = new Date(startDate.getTime() + (DEFAULT_VALID_DAYS * 24L * 60L * 60L * 1000L));
    final KeyPairGenerator g = KeyPairGenerator.getInstance("RSA");
    g.initialize(2048, SecureRandom.getInstance("SHA1PRNG"));
    final KeyPair keypair = g.genKeyPair();
    final PrivateKey privKey = keypair.getPrivate();
    final PublicKey pubKey = keypair.getPublic();
    Security.addProvider(new BouncyCastleProvider());
    Random rnd = new Random();
    // using the hash code of the user's name and home path, keeps anonymity
    // but also gives user a chance to distinguish between each other
    X500NameBuilder namebld = new X500NameBuilder(BCStyle.INSTANCE);
    namebld.addRDN(BCStyle.CN, "OWASP Zed Attack Proxy Root CA");
    namebld.addRDN(BCStyle.L, Integer.toHexString(System.getProperty("user.name").hashCode()) + Integer.toHexString(System.getProperty("user.home").hashCode()));
    namebld.addRDN(BCStyle.O, "OWASP Root CA");
    namebld.addRDN(BCStyle.OU, "OWASP ZAP Root CA");
    namebld.addRDN(BCStyle.C, "xx");
    X509v3CertificateBuilder certGen = new JcaX509v3CertificateBuilder(namebld.build(), BigInteger.valueOf(rnd.nextInt()), startDate, expireDate, namebld.build(), pubKey);
    KeyStore ks = null;
    try {
        certGen.addExtension(Extension.subjectKeyIdentifier, false, new SubjectKeyIdentifier(pubKey.getEncoded()));
        certGen.addExtension(Extension.basicConstraints, true, new BasicConstraints(true));
        certGen.addExtension(Extension.keyUsage, false, new KeyUsage(KeyUsage.keyCertSign | KeyUsage.digitalSignature | KeyUsage.keyEncipherment | KeyUsage.dataEncipherment | KeyUsage.cRLSign));
        KeyPurposeId[] eku = { KeyPurposeId.id_kp_serverAuth, KeyPurposeId.id_kp_clientAuth, KeyPurposeId.anyExtendedKeyUsage };
        certGen.addExtension(Extension.extendedKeyUsage, false, new ExtendedKeyUsage(eku));
        final ContentSigner sigGen = new JcaContentSignerBuilder("SHA256WithRSAEncryption").setProvider("BC").build(privKey);
        final X509Certificate cert = new JcaX509CertificateConverter().setProvider("BC").getCertificate(certGen.build(sigGen));
        ks = KeyStore.getInstance(KeyStore.getDefaultType());
        ks.load(null, null);
        ks.setKeyEntry(SslCertificateService.ZAPROXY_JKS_ALIAS, privKey, SslCertificateService.PASSPHRASE, new Certificate[] { cert });
    } catch (final Exception e) {
        throw new IllegalStateException("Errors during assembling root CA.", e);
    }
    return ks;
}

Example 3 with KeyPurposeId

use of com.android.org.bouncycastle.asn1.x509.KeyPurposeId in project nhin-d by DirectProject.

the class PKCS11Commands method createCSR.

@Command(name = "CreateCSR", usage = CREATE_CSR)
public void createCSR(String[] args) {
    final String alias = StringArrayUtil.getRequiredValue(args, 0);
    final String commonName = StringArrayUtil.getRequiredValue(args, 1);
    final String subjectAltName = StringArrayUtil.getRequiredValue(args, 2);
    final String keyUsage = StringArrayUtil.getRequiredValue(args, 3);
    // make sure we have a valid keyUsage
    if (!(keyUsage.compareToIgnoreCase("DigitalSignature") == 0 || keyUsage.compareToIgnoreCase("KeyEncipherment") == 0 || keyUsage.compareToIgnoreCase("DualUse") == 0)) {
        System.out.println("Invalid key usage.");
        return;
    }
    final Vector<String> additionalRDNFields = new Vector<String>();
    int cnt = 4;
    String rdnField;
    do {
        rdnField = StringArrayUtil.getOptionalValue(args, cnt++, "");
        if (!StringUtils.isEmpty(rdnField))
            additionalRDNFields.add(rdnField);
    } while (!StringUtils.isEmpty(rdnField));
    try {
        final KeyStore ks = mgr.getKS();
        if (!ks.containsAlias(alias)) {
            System.out.println("Entry with key name " + alias + " does not exist.");
            return;
        }
        final X509Certificate storedCert = (X509Certificate) ks.getCertificate(alias);
        if (storedCert == null) {
            System.out.println("Key name " + alias + " does not contain a certificate that can be exported.  This key may not be an RSA key pair.");
            return;
        }
        final PrivateKey privKey = (PrivateKey) ks.getKey(alias, "".toCharArray());
        if (privKey == null) {
            System.out.println("Failed to object private key.  This key may not be an RSA key pair.");
            return;
        }
        // create the CSR
        //  create the extensions that we want
        final X509ExtensionsGenerator extsGen = new X509ExtensionsGenerator();
        // Key Usage
        int usage;
        if (keyUsage.compareToIgnoreCase("KeyEncipherment") == 0)
            usage = KeyUsage.keyEncipherment;
        else if (keyUsage.compareToIgnoreCase("DigitalSignature") == 0)
            usage = KeyUsage.digitalSignature;
        else
            usage = KeyUsage.keyEncipherment | KeyUsage.digitalSignature;
        extsGen.addExtension(X509Extensions.KeyUsage, true, new KeyUsage(usage));
        // Subject Alt Name
        int nameType = subjectAltName.contains("@") ? GeneralName.rfc822Name : GeneralName.dNSName;
        final GeneralNames altName = new GeneralNames(new GeneralName(nameType, subjectAltName));
        extsGen.addExtension(X509Extensions.SubjectAlternativeName, false, altName);
        // Extended Key Usage
        final Vector<KeyPurposeId> purposes = new Vector<KeyPurposeId>();
        purposes.add(KeyPurposeId.id_kp_emailProtection);
        extsGen.addExtension(X509Extensions.ExtendedKeyUsage, false, new ExtendedKeyUsage(purposes));
        // Basic constraint
        final BasicConstraints bc = new BasicConstraints(false);
        extsGen.addExtension(X509Extensions.BasicConstraints, true, bc);
        // create the extension requests
        final X509Extensions exts = extsGen.generate();
        final ASN1EncodableVector attributes = new ASN1EncodableVector();
        final Attribute attribute = new Attribute(PKCSObjectIdentifiers.pkcs_9_at_extensionRequest, new DERSet(exts.toASN1Object()));
        attributes.add(attribute);
        final DERSet requestedAttributes = new DERSet(attributes);
        // create the DN
        final StringBuilder dnBuilder = new StringBuilder("CN=").append(commonName);
        for (String field : additionalRDNFields) dnBuilder.append(",").append(field);
        final X500Principal subjectPrin = new X500Principal(dnBuilder.toString());
        final X509Principal xName = new X509Principal(true, subjectPrin.getName());
        // create the CSR
        final PKCS10CertificationRequest request = new PKCS10CertificationRequest("SHA256WITHRSA", xName, storedCert.getPublicKey(), requestedAttributes, privKey, ks.getProvider().getName());
        final byte[] encodedCSR = request.getEncoded();
        final String csrString = "-----BEGIN CERTIFICATE REQUEST-----\r\n" + Base64.encodeBase64String(encodedCSR) + "-----END CERTIFICATE REQUEST-----";
        final File csrFile = new File(alias + "-CSR.pem");
        FileUtils.writeStringToFile(csrFile, csrString);
        System.out.println("CSR written to " + csrFile.getAbsolutePath());
    } catch (Exception e) {
        e.printStackTrace();
        System.err.println("Failed to create CSR : " + e.getMessage());
    }
}