Examples with SubjectPublicKeyInfo org.gudy.bouncycastle.asn1.x509.SubjectPublicKeyInfo used on opensource projects

Example 16 with SubjectPublicKeyInfo

use of org.gudy.bouncycastle.asn1.x509.SubjectPublicKeyInfo in project nifi by apache.

the class CertificateUtils method generateSelfSignedX509Certificate.

/**
 * Generates a self-signed {@link X509Certificate} suitable for use as a Certificate Authority.
 *
 * @param keyPair                 the {@link KeyPair} to generate the {@link X509Certificate} for
 * @param dn                      the distinguished name to user for the {@link X509Certificate}
 * @param signingAlgorithm        the signing algorithm to use for the {@link X509Certificate}
 * @param certificateDurationDays the duration in days for which the {@link X509Certificate} should be valid
 * @return a self-signed {@link X509Certificate} suitable for use as a Certificate Authority
 * @throws CertificateException      if there is an generating the new certificate
 */
public static X509Certificate generateSelfSignedX509Certificate(KeyPair keyPair, String dn, String signingAlgorithm, int certificateDurationDays) throws CertificateException {
    try {
        ContentSigner sigGen = new JcaContentSignerBuilder(signingAlgorithm).setProvider(BouncyCastleProvider.PROVIDER_NAME).build(keyPair.getPrivate());
        SubjectPublicKeyInfo subPubKeyInfo = SubjectPublicKeyInfo.getInstance(keyPair.getPublic().getEncoded());
        Date startDate = new Date();
        Date endDate = new Date(startDate.getTime() + TimeUnit.DAYS.toMillis(certificateDurationDays));
        X509v3CertificateBuilder certBuilder = new X509v3CertificateBuilder(reverseX500Name(new X500Name(dn)), getUniqueSerialNumber(), startDate, endDate, reverseX500Name(new X500Name(dn)), subPubKeyInfo);
        // Set certificate extensions
        // (1) digitalSignature extension
        certBuilder.addExtension(Extension.keyUsage, true, new KeyUsage(KeyUsage.digitalSignature | KeyUsage.keyEncipherment | KeyUsage.dataEncipherment | KeyUsage.keyAgreement | KeyUsage.nonRepudiation | KeyUsage.cRLSign | KeyUsage.keyCertSign));
        certBuilder.addExtension(Extension.basicConstraints, false, new BasicConstraints(true));
        certBuilder.addExtension(Extension.subjectKeyIdentifier, false, new JcaX509ExtensionUtils().createSubjectKeyIdentifier(keyPair.getPublic()));
        certBuilder.addExtension(Extension.authorityKeyIdentifier, false, new JcaX509ExtensionUtils().createAuthorityKeyIdentifier(keyPair.getPublic()));
        // (2) extendedKeyUsage extension
        certBuilder.addExtension(Extension.extendedKeyUsage, false, new ExtendedKeyUsage(new KeyPurposeId[] { KeyPurposeId.id_kp_clientAuth, KeyPurposeId.id_kp_serverAuth }));
        // Sign the certificate
        X509CertificateHolder certificateHolder = certBuilder.build(sigGen);
        return new JcaX509CertificateConverter().setProvider(BouncyCastleProvider.PROVIDER_NAME).getCertificate(certificateHolder);
    } catch (CertIOException | NoSuchAlgorithmException | OperatorCreationException e) {
        throw new CertificateException(e);
    }
}

Example 17 with SubjectPublicKeyInfo

use of org.gudy.bouncycastle.asn1.x509.SubjectPublicKeyInfo in project nifi by apache.

the class OcspCertificateValidatorTest method generateIssuedCertificate.

/**
 * Generates a certificate with a specific public key signed by the issuer key.
 *
 * @param dn        the subject DN
 * @param publicKey the subject public key
 * @param issuerDn  the issuer DN
 * @param issuerKey the issuer private key
 * @return the certificate
 * @throws IOException               if an exception occurs
 * @throws NoSuchAlgorithmException  if an exception occurs
 * @throws CertificateException      if an exception occurs
 * @throws NoSuchProviderException   if an exception occurs
 * @throws SignatureException        if an exception occurs
 * @throws InvalidKeyException       if an exception occurs
 * @throws OperatorCreationException if an exception occurs
 */
private static X509Certificate generateIssuedCertificate(String dn, PublicKey publicKey, String issuerDn, PrivateKey issuerKey) throws IOException, NoSuchAlgorithmException, CertificateException, NoSuchProviderException, SignatureException, InvalidKeyException, OperatorCreationException {
    ContentSigner sigGen = new JcaContentSignerBuilder(SIGNATURE_ALGORITHM).setProvider(PROVIDER).build(issuerKey);
    SubjectPublicKeyInfo subPubKeyInfo = SubjectPublicKeyInfo.getInstance(publicKey.getEncoded());
    Date startDate = new Date(YESTERDAY);
    Date endDate = new Date(ONE_YEAR_FROM_NOW);
    X509v3CertificateBuilder v3CertGen = new X509v3CertificateBuilder(new X500Name(issuerDn), BigInteger.valueOf(System.currentTimeMillis()), startDate, endDate, new X500Name(dn), subPubKeyInfo);
    X509CertificateHolder certificateHolder = v3CertGen.build(sigGen);
    return new JcaX509CertificateConverter().setProvider(PROVIDER).getCertificate(certificateHolder);
}

Example 18 with SubjectPublicKeyInfo

use of org.gudy.bouncycastle.asn1.x509.SubjectPublicKeyInfo in project nifi by apache.

the class OcspCertificateValidatorTest method generateCertificate.

/**
 * Generates a signed certificate with a specific keypair.
 *
 * @param dn      the DN
 * @param keyPair the public key will be included in the certificate and the the private key is used to sign the certificate
 * @return the certificate
 * @throws IOException               if an exception occurs
 * @throws NoSuchAlgorithmException  if an exception occurs
 * @throws CertificateException      if an exception occurs
 * @throws NoSuchProviderException   if an exception occurs
 * @throws SignatureException        if an exception occurs
 * @throws InvalidKeyException       if an exception occurs
 * @throws OperatorCreationException if an exception occurs
 */
private static X509Certificate generateCertificate(String dn, KeyPair keyPair) throws IOException, NoSuchAlgorithmException, CertificateException, NoSuchProviderException, SignatureException, InvalidKeyException, OperatorCreationException {
    PrivateKey privateKey = keyPair.getPrivate();
    ContentSigner sigGen = new JcaContentSignerBuilder(SIGNATURE_ALGORITHM).setProvider(PROVIDER).build(privateKey);
    SubjectPublicKeyInfo subPubKeyInfo = SubjectPublicKeyInfo.getInstance(keyPair.getPublic().getEncoded());
    Date startDate = new Date(YESTERDAY);
    Date endDate = new Date(ONE_YEAR_FROM_NOW);
    X509v3CertificateBuilder certBuilder = new X509v3CertificateBuilder(new X500Name(dn), BigInteger.valueOf(System.currentTimeMillis()), startDate, endDate, new X500Name(dn), subPubKeyInfo);
    // Set certificate extensions
    // (1) digitalSignature extension
    certBuilder.addExtension(X509Extension.keyUsage, true, new KeyUsage(KeyUsage.digitalSignature | KeyUsage.keyEncipherment | KeyUsage.dataEncipherment | KeyUsage.keyAgreement));
    // (2) extendedKeyUsage extension
    Vector<KeyPurposeId> ekUsages = new Vector<>();
    ekUsages.add(KeyPurposeId.id_kp_clientAuth);
    ekUsages.add(KeyPurposeId.id_kp_serverAuth);
    certBuilder.addExtension(X509Extension.extendedKeyUsage, false, new ExtendedKeyUsage(ekUsages));
    // Sign the certificate
    X509CertificateHolder certificateHolder = certBuilder.build(sigGen);
    return new JcaX509CertificateConverter().setProvider(PROVIDER).getCertificate(certificateHolder);
}

Example 19 with SubjectPublicKeyInfo

use of org.gudy.bouncycastle.asn1.x509.SubjectPublicKeyInfo in project jetty-bootstrap by teknux-org.

the class JettyKeystoreGeneratorBuilder method generateCertificate.

private static Certificate generateCertificate(KeyPair keyPair, String domainName, String signatureAlgorithm, String rdnOuValue, String rdnOValue, int dateNotBeforeNumberOfDays, int dateNotAfterNumberOfDays) throws JettyKeystoreException {
    X500NameBuilder issuerX500Namebuilder = new X500NameBuilder(BCStyle.INSTANCE);
    if (rdnOuValue != null) {
        issuerX500Namebuilder.addRDN(BCStyle.OU, rdnOuValue);
    }
    if (rdnOValue != null) {
        issuerX500Namebuilder.addRDN(BCStyle.O, rdnOValue);
    }
    X500Name issuer = issuerX500Namebuilder.addRDN(BCStyle.CN, domainName).build();
    BigInteger serial = BigInteger.valueOf(Math.abs(new SecureRandom().nextInt()));
    Date dateNotBefore = new Date(System.currentTimeMillis() - (dateNotBeforeNumberOfDays * DAY_IN_MILLIS));
    Date dateNotAfter = new Date(System.currentTimeMillis() + (dateNotAfterNumberOfDays * DAY_IN_MILLIS));
    X500NameBuilder subjectX500Namebuilder = new X500NameBuilder(BCStyle.INSTANCE);
    if (rdnOuValue != null) {
        subjectX500Namebuilder.addRDN(BCStyle.OU, rdnOuValue);
    }
    if (rdnOValue != null) {
        subjectX500Namebuilder.addRDN(BCStyle.O, rdnOValue);
    }
    X500Name subject = subjectX500Namebuilder.addRDN(BCStyle.CN, domainName).build();
    SubjectPublicKeyInfo publicKeyInfo = new SubjectPublicKeyInfo(ASN1Sequence.getInstance(keyPair.getPublic().getEncoded()));
    X509v3CertificateBuilder x509v3CertificateBuilder = new X509v3CertificateBuilder(issuer, serial, dateNotBefore, dateNotAfter, subject, publicKeyInfo);
    Provider provider = new BouncyCastleProvider();
    try {
        ContentSigner signer = new JcaContentSignerBuilder(signatureAlgorithm).setProvider(provider).build(keyPair.getPrivate());
        return new JcaX509CertificateConverter().setProvider(provider).getCertificate(x509v3CertificateBuilder.build(signer));
    } catch (OperatorCreationException | CertificateException e) {
        throw new JettyKeystoreException(JettyKeystoreException.ERROR_CREATE_CERTIFICATE, "Can not generate certificate", e);
    }
}

Example 20 with SubjectPublicKeyInfo

use of org.gudy.bouncycastle.asn1.x509.SubjectPublicKeyInfo in project athenz by yahoo.

the class Crypto method loadPublicKey.

public static PublicKey loadPublicKey(Reader r) throws CryptoException {
    try (org.bouncycastle.openssl.PEMParser pemReader = new org.bouncycastle.openssl.PEMParser(r)) {
        PublicKey pubKey = null;
        Object pemObj = pemReader.readObject();
        JcaPEMKeyConverter pemConverter = new JcaPEMKeyConverter();
        SubjectPublicKeyInfo keyInfo = null;
        X9ECParameters ecParam = null;
        if (pemObj instanceof ASN1ObjectIdentifier) {
            // make sure this is EC Parameter we're handling. In which case
            // we'll store it and read the next object which should be our
            // EC Public Key
            ASN1ObjectIdentifier ecOID = (ASN1ObjectIdentifier) pemObj;
            ecParam = ECNamedCurveTable.getByOID(ecOID);
            if (ecParam == null) {
                throw new PEMException("Unable to find EC Parameter for the given curve oid: " + ((ASN1ObjectIdentifier) pemObj).getId());
            }
            pemObj = pemReader.readObject();
        } else if (pemObj instanceof X9ECParameters) {
            ecParam = (X9ECParameters) pemObj;
            pemObj = pemReader.readObject();
        }
        if (pemObj instanceof org.bouncycastle.cert.X509CertificateHolder) {
            keyInfo = ((org.bouncycastle.cert.X509CertificateHolder) pemObj).getSubjectPublicKeyInfo();
        } else {
            keyInfo = (SubjectPublicKeyInfo) pemObj;
        }
        pubKey = pemConverter.getPublicKey(keyInfo);
        if (ecParam != null && ECDSA.equals(pubKey.getAlgorithm())) {
            ECParameterSpec ecSpec = new ECParameterSpec(ecParam.getCurve(), ecParam.getG(), ecParam.getN(), ecParam.getH(), ecParam.getSeed());
            KeyFactory keyFactory = KeyFactory.getInstance(ECDSA, BC_PROVIDER);
            ECPublicKeySpec keySpec = new ECPublicKeySpec(((BCECPublicKey) pubKey).getQ(), ecSpec);
            pubKey = (PublicKey) keyFactory.generatePublic(keySpec);
        }
        return pubKey;
    } catch (PEMException e) {
        throw new CryptoException(e);
    } catch (NoSuchProviderException e) {
        LOG.error("loadPublicKey: Caught NoSuchProviderException, check to make sure the provider is loaded correctly.");
        throw new CryptoException(e);
    } catch (NoSuchAlgorithmException e) {
        LOG.error("loadPublicKey: Caught NoSuchAlgorithmException, check to make sure the algorithm is supported by the provider.");
        throw new CryptoException(e);
    } catch (InvalidKeySpecException e) {
        LOG.error("loadPublicKey: Caught InvalidKeySpecException, invalid key spec is being used.");
        throw new CryptoException("InvalidKeySpecException");
    } catch (IOException e) {
        throw new CryptoException(e);
    }
}