Package org.bouncycastle.operator

Examples of org.bouncycastle.operator.DigestCalculatorProvider

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            ContentVerifierProvider contentVerifierProvider = jcaContentVerifierProviderBuilder.build((X509Certificate) cert);

            JcaDigestCalculatorProviderBuilder digestCalculatorProviderBuilder = new JcaDigestCalculatorProviderBuilder();
            digestCalculatorProviderBuilder.setProvider(BouncyCastleProviderHelper.PROVIDER_NAME);
            DigestCalculatorProvider digestCalculatorProvider = digestCalculatorProviderBuilder.build();

            SignerInformationVerifier signerInformationVerifier = new SignerInformationVerifier(contentVerifierProvider, digestCalculatorProvider);

            if (!signerInformation.verify(signerInformationVerifier)) {
              verified = false;
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      ContentSigner contentSigner = contentSignerBuilder.build(privateKey);

      JcaDigestCalculatorProviderBuilder digestCalculatorProviderBuilder = new JcaDigestCalculatorProviderBuilder();
      digestCalculatorProviderBuilder.setProvider(BouncyCastleProviderHelper.PROVIDER_NAME);
      DigestCalculatorProvider digestCalculatorProvider = digestCalculatorProviderBuilder.build();

      JcaSignerInfoGeneratorBuilder signerInfoGeneratorBuilder = new JcaSignerInfoGeneratorBuilder(digestCalculatorProvider);

      SignerInfoGenerator signerInfoGenerator = signerInfoGeneratorBuilder.build(contentSigner, (X509Certificate) certificate);

      DigestCalculator digestCalculator = digestCalculatorProvider.get(signerInfoGenerator.getDigestAlgorithm());

      this.timeStampTokenGenerator = new TimeStampTokenGenerator(digestCalculator, signerInfoGenerator, new ASN1ObjectIdentifier(BouncyCastleTimeStampServer.TSA_POLICY_ID));

      JcaCertStore certStore = new JcaCertStore(Arrays.asList(chain));
      this.timeStampTokenGenerator.addCertificates(certStore);
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            ContentVerifierProvider contentVerifierProvider = jcaContentVerifierProviderBuilder.build((X509Certificate) cert);

            JcaDigestCalculatorProviderBuilder digestCalculatorProviderBuilder = new JcaDigestCalculatorProviderBuilder();
            digestCalculatorProviderBuilder.setProvider(BouncyCastleProviderHelper.PROVIDER_NAME);
            DigestCalculatorProvider digestCalculatorProvider = digestCalculatorProviderBuilder.build();

            SignatureAlgorithmIdentifierFinder signatureAlgorithmIdentifierFinder = new DefaultSignatureAlgorithmIdentifierFinder();
            CMSSignatureAlgorithmNameGenerator signatureAlgorithmNameGenerator = new DefaultCMSSignatureAlgorithmNameGenerator();

            signerInformationVerifier = new SignerInformationVerifier(signatureAlgorithmNameGenerator, signatureAlgorithmIdentifierFinder, contentVerifierProvider, digestCalculatorProvider);
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    }
  }

  protected OCSPReq buildRequest(final X509Certificate certificate, final X509Certificate issuer) throws CertificateEncodingException, IOException, OperatorCreationException, OCSPException {
    OCSPReqBuilder builder = new OCSPReqBuilder();
    DigestCalculatorProvider provider = new BcDigestCalculatorProvider();
    X509CertificateHolder holder = new X509CertificateHolder(issuer.getEncoded());
    CertificateID certificateID = new CertificateID(provider.get(CertificateID.HASH_SHA1), holder, certificate.getSerialNumber());
    BigInteger nonce = BigInteger.valueOf(System.currentTimeMillis());

    builder.addRequest(certificateID);
    ExtensionsGenerator extensionsGenerator = new ExtensionsGenerator();
    extensionsGenerator.addExtension(OCSPObjectIdentifiers.id_pkix_ocsp_nonce, false, new DEROctetString(nonce.toByteArray()));
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      SubjectPublicKeyInfo keyInfo = SubjectPublicKeyInfo.getInstance(bcRequest.getIssuerCertificate().getPublicKey().getEncoded());

      JcaDigestCalculatorProviderBuilder digestCalculatorProviderBuilder = new JcaDigestCalculatorProviderBuilder();
      digestCalculatorProviderBuilder.setProvider(BouncyCastleProviderHelper.PROVIDER_NAME);
      DigestCalculatorProvider digestCalculatorProvider = digestCalculatorProviderBuilder.build();
      DigestCalculator digestCalculator = digestCalculatorProvider.get(CertificateID.HASH_SHA1);

      BasicOCSPRespBuilder builder = new BasicOCSPRespBuilder(keyInfo, digestCalculator);

      Extension ocspNonce = ocspReq.getExtension(OCSPObjectIdentifiers.id_pkix_ocsp_nonce);
      if (ocspNonce != null) {
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        ContentSigner contentSigner = contentSignerBuilder.build(privateKey);

        JcaDigestCalculatorProviderBuilder digestCalculatorProviderBuilder = new JcaDigestCalculatorProviderBuilder();
        digestCalculatorProviderBuilder.setProvider(BouncyCastleProviderHelper.PROVIDER_NAME);
        DigestCalculatorProvider digestCalculatorProvider = digestCalculatorProviderBuilder.build();

        JcaSignerInfoGeneratorBuilder signerInfoGeneratorBuilder = new JcaSignerInfoGeneratorBuilder(digestCalculatorProvider);

        if (this.parameters.isDataDigested()) {
          Attribute attr = new Attribute(CMSAttributes.messageDigest, new DERSet(new DEROctetString(data)));
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    return verified;
  }

  private boolean verifyDetached(final byte[] data, final byte[] signature) throws CMSException, IOException, OperatorCreationException, GeneralSecurityException {
    InputStream inputStream = new ByteArrayInputStream(data);
    DigestCalculatorProvider digestCalculatorProvider = new BcDigestCalculatorProvider();
    CMSSignedDataParser signedDataParser = new CMSSignedDataParser(digestCalculatorProvider, new CMSTypedStream(inputStream), signature);
    CMSTypedStream signedContent = signedDataParser.getSignedContent();

    signedContent.drain();
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            ContentVerifierProvider contentVerifierProvider = jcaContentVerifierProviderBuilder.build((X509Certificate) cert);

            JcaDigestCalculatorProviderBuilder digestCalculatorProviderBuilder = new JcaDigestCalculatorProviderBuilder();
            digestCalculatorProviderBuilder.setProvider(BouncyCastleProviderHelper.PROVIDER_NAME);
            DigestCalculatorProvider digestCalculatorProvider = digestCalculatorProviderBuilder.build();

            signerInformationVerifier = new SignerInformationVerifier(contentVerifierProvider, digestCalculatorProvider);
          }

          try {
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        ContentSigner contentSigner = contentSignerBuilder.build(privateKey);

        JcaDigestCalculatorProviderBuilder digestCalculatorProviderBuilder = new JcaDigestCalculatorProviderBuilder();
        digestCalculatorProviderBuilder.setProvider(BouncyCastleProviderHelper.PROVIDER_NAME);
        DigestCalculatorProvider digestCalculatorProvider = digestCalculatorProviderBuilder.build();

        JcaSignerInfoGeneratorBuilder signerInfoGeneratorBuilder = new JcaSignerInfoGeneratorBuilder(digestCalculatorProvider);

        if (this.parameters.isDataDigested()) {
          Attribute attr = new Attribute(CMSAttributes.messageDigest, new DERSet(new DEROctetString(data)));
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Related Classes of org.bouncycastle.operator.DigestCalculatorProvider

  • br.net.woodstock.rockframework.security.cert.impl.BouncyCastleOCSPGenerator
  • br.net.woodstock.rockframework.security.cert.impl.OCSPCertificateValidator
  • br.net.woodstock.rockframework.security.cert.impl.OCSPCertificateVerifier
  • br.net.woodstock.rockframework.security.sign.impl.BouncyCastlePKCS7Signer
  • br.net.woodstock.rockframework.security.sign.impl.BouncyCastleSignerHelper
  • br.net.woodstock.rockframework.security.timestamp.impl.BouncyCastleTimeStampServer
  • io.nodyn.crypto.Sign
  • org.jscep.server.ScepServlet
  • org.jscep.util.SignedDataUtils
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