Examples with CertPathBuilder java.security.cert.CertPathBuilder used on opensource projects

Example 11 with CertPathBuilder

use of java.security.cert.CertPathBuilder in project robovm by robovm.

the class myCertPathBuilder method testCertPathBuilder10.

/**
     * Test for <code>getInstance(String algorithm, String provider)</code> method
     * Assertion: returns CertPathBuilder object
     */
public void testCertPathBuilder10() throws NoSuchAlgorithmException, NoSuchProviderException {
    if (!PKIXSupport) {
        fail(NotSupportMsg);
        return;
    }
    CertPathBuilder certPB;
    for (int i = 0; i < invalidValues.length; i++) {
        certPB = CertPathBuilder.getInstance(validValues[i], defaultProvider);
        assertEquals("Incorrect algorithm", certPB.getAlgorithm(), validValues[i]);
        assertEquals("Incorrect provider name", certPB.getProvider(), defaultProvider);
    }
}

Example 12 with CertPathBuilder

use of java.security.cert.CertPathBuilder in project robovm by robovm.

the class RFC3280CertPathUtilities method processCRLF.

/**
     * Obtain and validate the certification path for the complete CRL issuer.
     * If a key usage extension is present in the CRL issuer's certificate,
     * verify that the cRLSign bit is set.
     *
     * @param crl                CRL which contains revocation information for the certificate
     *                           <code>cert</code>.
     * @param cert               The attribute certificate or certificate to check if it is
     *                           revoked.
     * @param defaultCRLSignCert The issuer certificate of the certificate <code>cert</code>.
     * @param defaultCRLSignKey  The public key of the issuer certificate
     *                           <code>defaultCRLSignCert</code>.
     * @param paramsPKIX         paramsPKIX PKIX parameters.
     * @param certPathCerts      The certificates on the certification path.
     * @return A <code>Set</code> with all keys of possible CRL issuer
     *         certificates.
     * @throws AnnotatedException if the CRL is not valid or the status cannot be checked or
     *                            some error occurs.
     */
protected static Set processCRLF(X509CRL crl, Object cert, X509Certificate defaultCRLSignCert, PublicKey defaultCRLSignKey, ExtendedPKIXParameters paramsPKIX, List certPathCerts) throws AnnotatedException {
    // (f)
    // get issuer from CRL
    X509CertStoreSelector selector = new X509CertStoreSelector();
    try {
        byte[] issuerPrincipal = CertPathValidatorUtilities.getIssuerPrincipal(crl).getEncoded();
        selector.setSubject(issuerPrincipal);
    } catch (IOException e) {
        throw new AnnotatedException("Subject criteria for certificate selector to find issuer certificate for CRL could not be set.", e);
    }
    // get CRL signing certs
    Collection coll;
    try {
        coll = CertPathValidatorUtilities.findCertificates(selector, paramsPKIX.getStores());
        coll.addAll(CertPathValidatorUtilities.findCertificates(selector, paramsPKIX.getAdditionalStores()));
        coll.addAll(CertPathValidatorUtilities.findCertificates(selector, paramsPKIX.getCertStores()));
    } catch (AnnotatedException e) {
        throw new AnnotatedException("Issuer certificate for CRL cannot be searched.", e);
    }
    coll.add(defaultCRLSignCert);
    Iterator cert_it = coll.iterator();
    List validCerts = new ArrayList();
    List validKeys = new ArrayList();
    while (cert_it.hasNext()) {
        X509Certificate signingCert = (X509Certificate) cert_it.next();
        /*
             * CA of the certificate, for which this CRL is checked, has also
             * signed CRL, so skip the path validation, because is already done
             */
        if (signingCert.equals(defaultCRLSignCert)) {
            validCerts.add(signingCert);
            validKeys.add(defaultCRLSignKey);
            continue;
        }
        try {
            CertPathBuilder builder = CertPathBuilder.getInstance("PKIX", BouncyCastleProvider.PROVIDER_NAME);
            selector = new X509CertStoreSelector();
            selector.setCertificate(signingCert);
            ExtendedPKIXParameters temp = (ExtendedPKIXParameters) paramsPKIX.clone();
            temp.setTargetCertConstraints(selector);
            ExtendedPKIXBuilderParameters params = (ExtendedPKIXBuilderParameters) ExtendedPKIXBuilderParameters.getInstance(temp);
            /*
                 * if signingCert is placed not higher on the cert path a
                 * dependency loop results. CRL for cert is checked, but
                 * signingCert is needed for checking the CRL which is dependent
                 * on checking cert because it is higher in the cert path and so
                 * signing signingCert transitively. so, revocation is disabled,
                 * forgery attacks of the CRL are detected in this outer loop
                 * for all other it must be enabled to prevent forgery attacks
                 */
            if (certPathCerts.contains(signingCert)) {
                params.setRevocationEnabled(false);
            } else {
                params.setRevocationEnabled(true);
            }
            List certs = builder.build(params).getCertPath().getCertificates();
            validCerts.add(signingCert);
            validKeys.add(CertPathValidatorUtilities.getNextWorkingKey(certs, 0));
        } catch (CertPathBuilderException e) {
            throw new AnnotatedException("Internal error.", e);
        } catch (CertPathValidatorException e) {
            throw new AnnotatedException("Public key of issuer certificate of CRL could not be retrieved.", e);
        } catch (Exception e) {
            throw new RuntimeException(e.getMessage());
        }
    }
    Set checkKeys = new HashSet();
    AnnotatedException lastException = null;
    for (int i = 0; i < validCerts.size(); i++) {
        X509Certificate signCert = (X509Certificate) validCerts.get(i);
        boolean[] keyusage = signCert.getKeyUsage();
        if (keyusage != null && (keyusage.length < 7 || !keyusage[CRL_SIGN])) {
            lastException = new AnnotatedException("Issuer certificate key usage extension does not permit CRL signing.");
        } else {
            checkKeys.add(validKeys.get(i));
        }
    }
    if (checkKeys.isEmpty() && lastException == null) {
        throw new AnnotatedException("Cannot find a valid issuer certificate.");
    }
    if (checkKeys.isEmpty() && lastException != null) {
        throw lastException;
    }
    return checkKeys;
}

Example 13 with CertPathBuilder

use of java.security.cert.CertPathBuilder in project robovm by robovm.

the class CertPathValidatorTestPKIX method setUp.

@Override
protected void setUp() throws Exception {
    super.setUp();
    KeyStore keyStore = KeyStore.getInstance(KeyStore.getDefaultType());
    keyStore.load(null, null);
    CertificateFactory certificateFactory = CertificateFactory.getInstance("X509");
    X509Certificate selfSignedcertificate = (X509Certificate) certificateFactory.generateCertificate(new ByteArrayInputStream(selfSignedCert.getBytes()));
    keyStore.setCertificateEntry("selfSignedCert", selfSignedcertificate);
    X509CertSelector targetConstraints = new X509CertSelector();
    targetConstraints.setCertificate(selfSignedcertificate);
    List<Certificate> certList = new ArrayList<Certificate>();
    certList.add(selfSignedcertificate);
    CertStoreParameters storeParams = new CollectionCertStoreParameters(certList);
    CertStore certStore = CertStore.getInstance("Collection", storeParams);
    PKIXBuilderParameters parameters = new PKIXBuilderParameters(keyStore, targetConstraints);
    parameters.addCertStore(certStore);
    parameters.setRevocationEnabled(false);
    CertPathBuilder pathBuilder = CertPathBuilder.getInstance("PKIX");
    CertPathBuilderResult builderResult = pathBuilder.build(parameters);
    certPath = builderResult.getCertPath();
    params = new PKIXParameters(keyStore);
    params.setRevocationEnabled(false);
}

Example 14 with CertPathBuilder

use of java.security.cert.CertPathBuilder in project Spark by igniterealtime.

the class SparkTrustManager method validatePath.

/**
 * Validate certificate path
 *
 * @throws NoSuchAlgorithmException
 * @throws KeyStoreException
 * @throws InvalidAlgorithmParameterException
 * @throws CertPathValidatorException
 * @throws CertPathBuilderException
 * @throws CertificateException
 */
private void validatePath(X509Certificate[] chain) throws NoSuchAlgorithmException, KeyStoreException, InvalidAlgorithmParameterException, CertPathValidatorException, CertPathBuilderException, CertificateException {
    // PKIX algorithm is defined in rfc3280
    CertPathValidator certPathValidator = CertPathValidator.getInstance("PKIX");
    CertPathBuilder certPathBuilder = CertPathBuilder.getInstance("PKIX");
    X509CertSelector certSelector = new X509CertSelector();
    // set last certificate (often root CA) from chain for CertSelector so trust store must contain it
    certSelector.setCertificate(chain[chain.length - 1]);
    // checks against time validity aren't done here as are already done in checkDateValidity (X509Certificate[]
    // chain)
    certSelector.setCertificateValid(null);
    // create parameters using trustStore as source of Trust Anchors and using X509CertSelector
    PKIXBuilderParameters parameters = new PKIXBuilderParameters(allStore, certSelector);
    // will use PKIXRevocationChecker (or nothing if revocation mechanisms are
    // disabled) instead of the default revocation checker
    parameters.setRevocationEnabled(false);
    // certificates from blacklist will be rejected
    if (acceptRevoked == false) {
        // OCSP checking is done according to Java PKI Programmer's Guide, PKIXRevocationChecker was added in Java 8:
        // https://docs.oracle.com/javase/8/docs/technotes/guides/security/certpath/CertPathProgGuide.html#PKIXRevocationChecker
        PKIXRevocationChecker checker = (PKIXRevocationChecker) certPathBuilder.getRevocationChecker();
        EnumSet<PKIXRevocationChecker.Option> checkerOptions = EnumSet.noneOf(PKIXRevocationChecker.Option.class);
        // is enabled then in case of network issues revocation checking is omitted
        if (allowSoftFail) {
            checkerOptions.add(PKIXRevocationChecker.Option.SOFT_FAIL);
        }
        // check OCSP, CRL serve as backup
        if (checkOCSP && checkCRL) {
            checker.setOptions(checkerOptions);
            parameters.addCertPathChecker(checker);
        } else if (!checkOCSP && checkCRL) {
            // check only CRL, if CRL fail then there is no fallback to OCSP
            checkerOptions.add(PKIXRevocationChecker.Option.PREFER_CRLS);
            checkerOptions.add(PKIXRevocationChecker.Option.NO_FALLBACK);
            checker.setOptions(checkerOptions);
            parameters.addCertPathChecker(checker);
        }
    }
    try {
        CertPathBuilderResult pathResult = certPathBuilder.build(parameters);
        CertPath certPath = pathResult.getCertPath();
        PKIXCertPathValidatorResult validationResult = (PKIXCertPathValidatorResult) certPathValidator.validate(certPath, parameters);
        X509Certificate trustedCert = validationResult.getTrustAnchor().getTrustedCert();
        if (trustedCert == null) {
            throw new CertificateException("certificate path failed: Trusted CA is NULL");
        }
        // this extension is last certificate: root CA
        for (int i = 0; i < chain.length - 1; i++) {
            checkBasicConstraints(chain[i]);
        }
    } catch (CertificateRevokedException e) {
        Log.warning("Certificate was revoked", e);
        for (X509Certificate cert : chain) {
            for (X509CRL crl : crlCollection) {
                if (crl.isRevoked(cert)) {
                    try {
                        addToBlackList(cert);
                    } catch (IOException | HeadlessException | InvalidNameException e1) {
                        Log.error("Couldn't move to the blacklist", e1);
                    }
                    break;
                }
            }
        }
        throw new CertificateException("Certificate was revoked");
    }
}

Example 15 with CertPathBuilder

use of java.security.cert.CertPathBuilder in project oxAuth by GluuFederation.

the class PathCertificateVerifier method verifyCertificate.

/**
 * Attempts to build a certification chain for given certificate to verify
 * it. Relies on a set of root CA certificates (trust anchors) and a set of
 * intermediate certificates (to be used as part of the chain).
 */
private PKIXCertPathBuilderResult verifyCertificate(X509Certificate certificate, Set<X509Certificate> trustedRootCerts, Set<X509Certificate> intermediateCerts) throws GeneralSecurityException {
    // Create the selector that specifies the starting certificate
    X509CertSelector selector = new X509CertSelector();
    selector.setBasicConstraints(-2);
    selector.setCertificate(certificate);
    // Create the trust anchors (set of root CA certificates)
    Set<TrustAnchor> trustAnchors = new HashSet<TrustAnchor>();
    for (X509Certificate trustedRootCert : trustedRootCerts) {
        trustAnchors.add(new TrustAnchor(trustedRootCert, null));
    }
    // Configure the PKIX certificate builder algorithm parameters
    PKIXBuilderParameters pkixParams = new PKIXBuilderParameters(trustAnchors, selector);
    // Turn off default revocation-checking mechanism
    pkixParams.setRevocationEnabled(false);
    // Specify a list of intermediate certificates
    CertStore intermediateCertStore = CertStore.getInstance("Collection", new CollectionCertStoreParameters(intermediateCerts));
    pkixParams.addCertStore(intermediateCertStore);
    // Build and verify the certification chain
    CertPathBuilder builder = CertPathBuilder.getInstance("PKIX", BouncyCastleProvider.PROVIDER_NAME);
    PKIXCertPathBuilderResult certPathBuilderResult = (PKIXCertPathBuilderResult) builder.build(pkixParams);
    // Additional check to Verify cert path
    CertPathValidator certPathValidator = CertPathValidator.getInstance("PKIX", BouncyCastleProvider.PROVIDER_NAME);
    PKIXCertPathValidatorResult certPathValidationResult = (PKIXCertPathValidatorResult) certPathValidator.validate(certPathBuilderResult.getCertPath(), pkixParams);
    return certPathBuilderResult;
}