Examples with SingleResp org.bouncycastle.cert.ocsp.SingleResp used on opensource projects

Example 6 with SingleResp

use of org.bouncycastle.cert.ocsp.SingleResp in project ddf by codice.

the class OcspChecker method getStatusFromOcspResponse.

/**
 * Gets the {@link CertificateStatus} from the given {@param ocspResponse}.
 *
 * @param ocspResponse - the {@link OCSPResp} to get the {@link CertificateStatus} from.
 * @return the {@link CertificateStatus} from the given {@param ocspResponse}. Returns an {@link
 *     UnknownStatus} if the status could not be found.
 */
private CertificateStatus getStatusFromOcspResponse(OCSPResp ocspResponse, X509Certificate certificate) {
    try {
        BasicOCSPResp basicResponse = (BasicOCSPResp) ocspResponse.getResponseObject();
        if (basicResponse == null) {
            return new UnknownStatus();
        }
        SingleResp[] singleResps = basicResponse.getResponses();
        if (singleResps == null) {
            return new UnknownStatus();
        }
        SingleResp response = Arrays.stream(singleResps).filter(singleResp -> singleResp.getCertID() != null).filter(singleResp -> singleResp.getCertID().getSerialNumber().equals(certificate.getSerialNumber())).findFirst().orElse(null);
        if (response == null) {
            LOGGER.debug("Certificate status from OCSP response is unknown.");
            return new UnknownStatus();
        }
        if (response.getCertStatus() == null) {
            LOGGER.debug("Certificate status from OCSP response is good.");
            return CertificateStatus.GOOD;
        }
        return response.getCertStatus();
    } catch (OCSPException e) {
        return new UnknownStatus();
    }
}

Example 7 with SingleResp

use of org.bouncycastle.cert.ocsp.SingleResp in project ddf by codice.

the class OcspChecker method logResponse.

private void logResponse(OCSPResp response) {
    BasicOCSPResp basicOCSPResp;
    BasicOCSPResponse basicOCSPResponse;
    try {
        basicOCSPResp = (BasicOCSPResp) response.getResponseObject();
        basicOCSPResponse = BasicOCSPResponse.getInstance(((BasicOCSPResp) response.getResponseObject()).getEncoded());
        StringBuilder logBuilder = new StringBuilder();
        logBuilder.append("OCSP Response: \n");
        logBuilder.append("  responseStatus: " + getValueOrDefault(response.getStatus(), "") + "\n");
        logBuilder.append("  responseBytes:\n");
        logBuilder.append("  responseType: " + getValueOrDefault(basicOCSPResponse, "").getClass().getSimpleName() + "\n");
        logBuilder.append("    response:\n");
        logBuilder.append("      tbsResponseData:\n");
        if (basicOCSPResponse.getTbsResponseData() != null) {
            logBuilder.append("        version: " + getValueOrDefault(basicOCSPResponse.getTbsResponseData().getVersion(), "").toString() + "\n");
            logBuilder.append("        responderId:\n");
            if (basicOCSPResponse.getTbsResponseData().getResponderID() != null) {
                logBuilder.append("          byName: " + getValueOrDefault(basicOCSPResponse.getTbsResponseData().getResponderID().getName(), "").toString() + "\n");
                logBuilder.append("          byKey: " + getValueOrDefault(Arrays.toString(basicOCSPResponse.getTbsResponseData().getResponderID().getKeyHash()), "") + "\n");
            } else {
                logBuilder.append("          byName:\n");
            }
            if (basicOCSPResponse.getTbsResponseData().getProducedAt() != null) {
                logBuilder.append("        producedAt: " + getValueOrDefault(basicOCSPResponse.getTbsResponseData().getProducedAt().getTimeString(), "") + "\n");
            } else {
                logBuilder.append("        producedAt:\n");
            }
        }
        logBuilder.append("        responses:\n");
        if (basicOCSPResp.getResponses() != null) {
            SingleResp[] singleResps = basicOCSPResp.getResponses();
            for (int i = 0; i < singleResps.length; i++) {
                CertificateID certificateID = singleResps[i].getCertID();
                if (certificateID != null) {
                    logBuilder.append("        certID #: " + i + "\n");
                    logBuilder.append("          hashAlgorithm: " + getValueOrDefault(certificateID.getHashAlgOID(), "").toString() + "\n");
                    logBuilder.append("          issuerNameHash: " + getValueOrDefault(Arrays.toString(certificateID.getIssuerNameHash()), "") + "\n");
                    logBuilder.append("          issuerKeyHash: " + getValueOrDefault(Arrays.toString(certificateID.getIssuerKeyHash()), "") + "\n");
                    logBuilder.append("          cert serial number: " + getValueOrDefault(certificateID.getSerialNumber(), "") + "\n");
                    logBuilder.append("        certStatus: " + getValueOrDefault(singleResps[i].getCertStatus(), "good").getClass().getSimpleName() + "\n");
                    logBuilder.append("        thisUpdate: " + getValueOrDefault(singleResps[i].getThisUpdate(), "").toString() + "\n");
                    logBuilder.append("        nextUpdate: " + getValueOrDefault(singleResps[i].getNextUpdate(), "").toString() + "\n");
                }
            }
        }
        if (basicOCSPResp.getSignatureAlgorithmID() != null) {
            logBuilder.append("      signatureAlgorithm: " + getValueOrDefault(basicOCSPResp.getSignatureAlgorithmID().getAlgorithm(), "").toString() + "\n");
        }
        logBuilder.append("      signature: " + getValueOrDefault(Arrays.toString(basicOCSPResp.getSignature()), "") + "\n");
        logBuilder.append("      certs:\n");
        if (basicOCSPResp.getCerts() != null) {
            X509CertificateHolder[] x509CertificateHolders = basicOCSPResp.getCerts();
            for (int i = 0; i < x509CertificateHolders.length; i++) {
                logBuilder.append("        certificate: " + i + "\n");
                logBuilder.append("          issuer: " + getValueOrDefault(x509CertificateHolders[i].getIssuer(), "").toString() + "\n");
                logBuilder.append("          subject: " + getValueOrDefault(x509CertificateHolders[i].getSubject(), "").toString() + "\n");
                if (basicOCSPResp.getSignatureAlgorithmID() != null) {
                    logBuilder.append("          signatureAlgorithm: " + getValueOrDefault(x509CertificateHolders[i].getSignatureAlgorithm().getAlgorithm(), "").toString() + "\n");
                }
                logBuilder.append("          start date: " + getValueOrDefault(x509CertificateHolders[i].toASN1Structure().getStartDate(), "").toString() + "\n");
                logBuilder.append("          end date: " + getValueOrDefault(x509CertificateHolders[i].toASN1Structure().getEndDate(), "").toString() + "\n");
                logBuilder.append("          cert serial number: " + getValueOrDefault(x509CertificateHolders[i].getSerialNumber(), "") + "\n");
            }
        }
        LOGGER.trace(logBuilder.toString());
    } catch (IOException | OCSPException e) {
        LOGGER.trace("Could not log response, issue converting response to a BasicOcspResponse.", e);
    }
}

Example 8 with SingleResp

use of org.bouncycastle.cert.ocsp.SingleResp in project pdfbox by apache.

the class OcspHelper method verifyOcspResponse.

/**
 * Verifies the status and the response itself (including nonce), but not the signature.
 *
 * @param ocspResponse to be verified
 * @throws OCSPException
 * @throws RevokedCertificateException
 * @throws IOException if the default security provider can't be instantiated
 */
private void verifyOcspResponse(OCSPResp ocspResponse) throws OCSPException, RevokedCertificateException, IOException {
    verifyRespStatus(ocspResponse);
    BasicOCSPResp basicResponse = (BasicOCSPResp) ocspResponse.getResponseObject();
    if (basicResponse != null) {
        ResponderID responderID = basicResponse.getResponderId().toASN1Primitive();
        // https://tools.ietf.org/html/rfc6960#section-4.2.2.3
        // The basic response type contains:
        // (...)
        // either the name of the responder or a hash of the responder's
        // public key as the ResponderID
        // (...)
        // The responder MAY include certificates in the certs field of
        // BasicOCSPResponse that help the OCSP client verify the responder's
        // signature.
        X500Name name = responderID.getName();
        if (name != null) {
            findResponderCertificateByName(basicResponse, name);
        } else {
            byte[] keyHash = responderID.getKeyHash();
            if (keyHash != null) {
                findResponderCertificateByKeyHash(basicResponse, keyHash);
            } else {
                throw new OCSPException("OCSP: basic response must provide name or key hash");
            }
        }
        if (ocspResponderCertificate == null) {
            throw new OCSPException("OCSP: certificate for responder " + name + " not found");
        }
        try {
            SigUtils.checkResponderCertificateUsage(ocspResponderCertificate);
        } catch (CertificateParsingException ex) {
            // unlikely to happen because the certificate existed as an object
            LOG.error(ex, ex);
        }
        checkOcspSignature(ocspResponderCertificate, basicResponse);
        boolean nonceChecked = checkNonce(basicResponse);
        SingleResp[] responses = basicResponse.getResponses();
        if (responses.length != 1) {
            throw new OCSPException("OCSP: Received " + responses.length + " responses instead of 1!");
        }
        SingleResp resp = responses[0];
        Object status = resp.getCertStatus();
        if (!nonceChecked) {
            // https://tools.ietf.org/html/rfc5019
            // fall back to validating the OCSPResponse based on time
            checkOcspResponseFresh(resp);
        }
        if (status instanceof RevokedStatus) {
            RevokedStatus revokedStatus = (RevokedStatus) status;
            if (revokedStatus.getRevocationTime().compareTo(signDate) <= 0) {
                throw new RevokedCertificateException("OCSP: Certificate is revoked since " + revokedStatus.getRevocationTime(), revokedStatus.getRevocationTime());
            }
            LOG.info("The certificate was revoked after signing by OCSP " + ocspUrl + " on " + revokedStatus.getRevocationTime());
        } else if (status != CertificateStatus.GOOD) {
            throw new OCSPException("OCSP: Status of Cert is unknown");
        }
    }
}

Example 9 with SingleResp

use of org.bouncycastle.cert.ocsp.SingleResp in project oxAuth by GluuFederation.

the class OCSPCertificateVerifier method validate.

@Override
public ValidationStatus validate(X509Certificate certificate, List<X509Certificate> issuers, Date validationDate) {
    X509Certificate issuer = issuers.get(0);
    ValidationStatus status = new ValidationStatus(certificate, issuer, validationDate, ValidatorSourceType.OCSP, CertificateValidity.UNKNOWN);
    try {
        Principal subjectX500Principal = certificate.getSubjectX500Principal();
        String ocspUrl = getOCSPUrl(certificate);
        if (ocspUrl == null) {
            log.error("OCSP URL for '" + subjectX500Principal + "' is empty");
            return status;
        }
        log.debug("OCSP URL for '" + subjectX500Principal + "' is '" + ocspUrl + "'");
        DigestCalculator digestCalculator = new JcaDigestCalculatorProviderBuilder().build().get(CertificateID.HASH_SHA1);
        CertificateID certificateId = new CertificateID(digestCalculator, new JcaX509CertificateHolder(certificate), certificate.getSerialNumber());
        // Generate OCSP request
        OCSPReq ocspReq = generateOCSPRequest(certificateId);
        // Get OCSP response from server
        OCSPResp ocspResp = requestOCSPResponse(ocspUrl, ocspReq);
        if (ocspResp.getStatus() != OCSPRespBuilder.SUCCESSFUL) {
            log.error("OCSP response is invalid!");
            status.setValidity(CertificateValidity.INVALID);
            return status;
        }
        boolean foundResponse = false;
        BasicOCSPResp basicOCSPResp = (BasicOCSPResp) ocspResp.getResponseObject();
        SingleResp[] singleResps = basicOCSPResp.getResponses();
        for (SingleResp singleResp : singleResps) {
            CertificateID responseCertificateId = singleResp.getCertID();
            if (!certificateId.equals(responseCertificateId)) {
                continue;
            }
            foundResponse = true;
            log.debug("OCSP validationDate: " + validationDate);
            log.debug("OCSP thisUpdate: " + singleResp.getThisUpdate());
            log.debug("OCSP nextUpdate: " + singleResp.getNextUpdate());
            status.setRevocationObjectIssuingTime(basicOCSPResp.getProducedAt());
            Object certStatus = singleResp.getCertStatus();
            if (certStatus == CertificateStatus.GOOD) {
                log.debug("OCSP status is valid for '" + certificate.getSubjectX500Principal() + "'");
                status.setValidity(CertificateValidity.VALID);
            } else {
                if (singleResp.getCertStatus() instanceof RevokedStatus) {
                    log.warn("OCSP status is revoked for: " + subjectX500Principal);
                    if (validationDate.before(((RevokedStatus) singleResp.getCertStatus()).getRevocationTime())) {
                        log.warn("OCSP revocation time after the validation date, the certificate '" + subjectX500Principal + "' was valid at " + validationDate);
                        status.setValidity(CertificateValidity.VALID);
                    } else {
                        Date revocationDate = ((RevokedStatus) singleResp.getCertStatus()).getRevocationTime();
                        log.info("OCSP for certificate '" + subjectX500Principal + "' is revoked since " + revocationDate);
                        status.setRevocationDate(revocationDate);
                        status.setRevocationObjectIssuingTime(singleResp.getThisUpdate());
                        status.setValidity(CertificateValidity.REVOKED);
                    }
                }
            }
        }
        if (!foundResponse) {
            log.error("There is no matching OCSP response entries");
        }
    } catch (Exception ex) {
        log.error("OCSP exception: ", ex);
    }
    return status;
}

Example 10 with SingleResp

use of org.bouncycastle.cert.ocsp.SingleResp in project nifi by apache.

the class OcspCertificateValidator method getOcspStatus.

/**
 * Gets the OCSP status for the specified subject and issuer certificates.
 *
 * @param ocspStatusKey status key
 * @return ocsp status
 */
private OcspStatus getOcspStatus(final OcspRequest ocspStatusKey) {
    final X509Certificate subjectCertificate = ocspStatusKey.getSubjectCertificate();
    final X509Certificate issuerCertificate = ocspStatusKey.getIssuerCertificate();
    // initialize the default status
    final OcspStatus ocspStatus = new OcspStatus();
    ocspStatus.setVerificationStatus(VerificationStatus.Unknown);
    ocspStatus.setValidationStatus(ValidationStatus.Unknown);
    try {
        // prepare the request
        final BigInteger subjectSerialNumber = subjectCertificate.getSerialNumber();
        final DigestCalculatorProvider calculatorProviderBuilder = new JcaDigestCalculatorProviderBuilder().setProvider("BC").build();
        final CertificateID certificateId = new CertificateID(calculatorProviderBuilder.get(CertificateID.HASH_SHA1), new X509CertificateHolder(issuerCertificate.getEncoded()), subjectSerialNumber);
        // generate the request
        final OCSPReqBuilder requestGenerator = new OCSPReqBuilder();
        requestGenerator.addRequest(certificateId);
        // Create a nonce to avoid replay attack
        BigInteger nonce = BigInteger.valueOf(System.currentTimeMillis());
        Extension ext = new Extension(OCSPObjectIdentifiers.id_pkix_ocsp_nonce, true, new DEROctetString(nonce.toByteArray()));
        requestGenerator.setRequestExtensions(new Extensions(new Extension[] { ext }));
        final OCSPReq ocspRequest = requestGenerator.build();
        // perform the request
        final Response response = getClientResponse(ocspRequest);
        // ensure the request was completed successfully
        if (Response.Status.OK.getStatusCode() != response.getStatusInfo().getStatusCode()) {
            logger.warn(String.format("OCSP request was unsuccessful (%s).", response.getStatus()));
            return ocspStatus;
        }
        // interpret the response
        OCSPResp ocspResponse = new OCSPResp(response.readEntity(InputStream.class));
        // verify the response status
        switch(ocspResponse.getStatus()) {
            case OCSPRespBuilder.SUCCESSFUL:
                ocspStatus.setResponseStatus(OcspStatus.ResponseStatus.Successful);
                break;
            case OCSPRespBuilder.INTERNAL_ERROR:
                ocspStatus.setResponseStatus(OcspStatus.ResponseStatus.InternalError);
                break;
            case OCSPRespBuilder.MALFORMED_REQUEST:
                ocspStatus.setResponseStatus(OcspStatus.ResponseStatus.MalformedRequest);
                break;
            case OCSPRespBuilder.SIG_REQUIRED:
                ocspStatus.setResponseStatus(OcspStatus.ResponseStatus.SignatureRequired);
                break;
            case OCSPRespBuilder.TRY_LATER:
                ocspStatus.setResponseStatus(OcspStatus.ResponseStatus.TryLater);
                break;
            case OCSPRespBuilder.UNAUTHORIZED:
                ocspStatus.setResponseStatus(OcspStatus.ResponseStatus.Unauthorized);
                break;
            default:
                ocspStatus.setResponseStatus(OcspStatus.ResponseStatus.Unknown);
                break;
        }
        // only proceed if the response was successful
        if (ocspResponse.getStatus() != OCSPRespBuilder.SUCCESSFUL) {
            logger.warn(String.format("OCSP request was unsuccessful (%s).", ocspStatus.getResponseStatus().toString()));
            return ocspStatus;
        }
        // ensure the appropriate response object
        final Object ocspResponseObject = ocspResponse.getResponseObject();
        if (ocspResponseObject == null || !(ocspResponseObject instanceof BasicOCSPResp)) {
            logger.warn(String.format("Unexpected OCSP response object: %s", ocspResponseObject));
            return ocspStatus;
        }
        // get the response object
        final BasicOCSPResp basicOcspResponse = (BasicOCSPResp) ocspResponse.getResponseObject();
        // attempt to locate the responder certificate
        final X509CertificateHolder[] responderCertificates = basicOcspResponse.getCerts();
        if (responderCertificates.length != 1) {
            logger.warn(String.format("Unexpected number of OCSP responder certificates: %s", responderCertificates.length));
            return ocspStatus;
        }
        // get the responder certificate
        final X509Certificate trustedResponderCertificate = getTrustedResponderCertificate(responderCertificates[0], issuerCertificate);
        if (trustedResponderCertificate != null) {
            // verify the response
            if (basicOcspResponse.isSignatureValid(new JcaContentVerifierProviderBuilder().setProvider("BC").build(trustedResponderCertificate.getPublicKey()))) {
                ocspStatus.setVerificationStatus(VerificationStatus.Verified);
            } else {
                ocspStatus.setVerificationStatus(VerificationStatus.Unverified);
            }
        } else {
            ocspStatus.setVerificationStatus(VerificationStatus.Unverified);
        }
        // validate the response
        final SingleResp[] responses = basicOcspResponse.getResponses();
        for (SingleResp singleResponse : responses) {
            final CertificateID responseCertificateId = singleResponse.getCertID();
            final BigInteger responseSerialNumber = responseCertificateId.getSerialNumber();
            if (responseSerialNumber.equals(subjectSerialNumber)) {
                Object certStatus = singleResponse.getCertStatus();
                // interpret the certificate status
                if (CertificateStatus.GOOD == certStatus) {
                    ocspStatus.setValidationStatus(ValidationStatus.Good);
                } else if (certStatus instanceof RevokedStatus) {
                    ocspStatus.setValidationStatus(ValidationStatus.Revoked);
                } else {
                    ocspStatus.setValidationStatus(ValidationStatus.Unknown);
                }
            }
        }
    } catch (final OCSPException | IOException | ProcessingException | OperatorCreationException e) {
        logger.error(e.getMessage(), e);
    } catch (CertificateException e) {
        e.printStackTrace();
    }
    return ocspStatus;
}