Examples with ContentSigner org.bouncycastle.operator.ContentSigner used on opensource projects

Example 16 with ContentSigner

use of org.bouncycastle.operator.ContentSigner in project Openfire by igniterealtime.

the class KeystoreTestUtils method generateTestCertificate.

private static X509Certificate generateTestCertificate(final boolean isValid, final KeyPair issuerKeyPair, final KeyPair subjectKeyPair, int indexAwayFromEndEntity) throws Exception {
    // Issuer and Subject.
    final X500Name subject = new X500Name("CN=" + Base64.encodeBytes(subjectKeyPair.getPublic().getEncoded(), Base64.URL_SAFE));
    final X500Name issuer = new X500Name("CN=" + Base64.encodeBytes(issuerKeyPair.getPublic().getEncoded(), Base64.URL_SAFE));
    // Validity
    final Date notBefore;
    final Date notAfter;
    if (isValid) {
        // 30 days ago
        notBefore = new Date(System.currentTimeMillis() - (1000L * 60 * 60 * 24 * 30));
        // 99 days from now.
        notAfter = new Date(System.currentTimeMillis() + (1000L * 60 * 60 * 24 * 99));
    } else {
        // Generate a certificate for which the validate period has expired.
        // 40 days ago
        notBefore = new Date(System.currentTimeMillis() - (1000L * 60 * 60 * 24 * 40));
        // 10 days ago
        notAfter = new Date(System.currentTimeMillis() - (1000L * 60 * 60 * 24 * 10));
    }
    // The new certificate should get a unique serial number.
    final BigInteger serial = BigInteger.valueOf(Math.abs(new SecureRandom().nextInt()));
    final X509v3CertificateBuilder builder = new JcaX509v3CertificateBuilder(issuer, serial, notBefore, notAfter, subject, subjectKeyPair.getPublic());
    // When this certificate is used to sign another certificate, basic constraints need to be set.
    if (indexAwayFromEndEntity > 0) {
        builder.addExtension(Extension.basicConstraints, true, new BasicConstraints(indexAwayFromEndEntity - 1));
    }
    final ContentSigner contentSigner = new JcaContentSignerBuilder("SHA1withRSA").build(issuerKeyPair.getPrivate());
    final X509CertificateHolder certificateHolder = builder.build(contentSigner);
    return new JcaX509CertificateConverter().setProvider("BC").getCertificate(certificateHolder);
}

Example 17 with ContentSigner

use of org.bouncycastle.operator.ContentSigner in project walle by Meituan-Dianping.

the class V1SchemeSigner method generateSignatureBlock.

private static byte[] generateSignatureBlock(SignerConfig signerConfig, byte[] signatureFileBytes) throws InvalidKeyException, CertificateEncodingException, SignatureException {
    JcaCertStore certs = new JcaCertStore(signerConfig.certificates);
    X509Certificate signerCert = signerConfig.certificates.get(0);
    String jcaSignatureAlgorithm = getJcaSignatureAlgorithm(signerCert.getPublicKey(), signerConfig.signatureDigestAlgorithm);
    try {
        ContentSigner signer = new JcaContentSignerBuilder(jcaSignatureAlgorithm).build(signerConfig.privateKey);
        CMSSignedDataGenerator gen = new CMSSignedDataGenerator();
        gen.addSignerInfoGenerator(new SignerInfoGeneratorBuilder(new JcaDigestCalculatorProviderBuilder().build(), SignerInfoSignatureAlgorithmFinder.INSTANCE).setDirectSignature(true).build(signer, new JcaX509CertificateHolder(signerCert)));
        gen.addCertificates(certs);
        CMSSignedData sigData = gen.generate(new CMSProcessableByteArray(signatureFileBytes), false);
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        try (ASN1InputStream asn1 = new ASN1InputStream(sigData.getEncoded())) {
            DEROutputStream dos = new DEROutputStream(out);
            dos.writeObject(asn1.readObject());
        }
        return out.toByteArray();
    } catch (OperatorCreationException | CMSException | IOException e) {
        throw new SignatureException("Failed to generate signature", e);
    }
}

Example 18 with ContentSigner

use of org.bouncycastle.operator.ContentSigner in project OpenAttestation by OpenAttestation.

the class X509AttrBuilder method build.

public byte[] build() {
    if (notBefore == null || notAfter == null) {
        // 1 day default
        expires(1, TimeUnit.DAYS);
    }
    if (serialNumber == null) {
        dateSerial();
    }
    if (subjectName == null) {
        fault("Subject name is missing");
    }
    if (issuerName == null) {
        fault("Issuer name is missing");
    }
    if (issuerPrivateKey == null) {
        fault("Issuer private key is missing");
    }
    if (attributes.isEmpty()) {
        fault("No attributes selected");
    }
    try {
        if (getFaults().isEmpty()) {
            AlgorithmIdentifier sigAlgId = new DefaultSignatureAlgorithmIdentifierFinder().find("SHA256withRSA");
            AlgorithmIdentifier digAlgId = new DefaultDigestAlgorithmIdentifierFinder().find(sigAlgId);
            ContentSigner authority = null;
            if (issuerPrivateKey != null)
                // create a bouncy castle content signer convert using our existing private key
                authority = new BcRSAContentSignerBuilder(sigAlgId, digAlgId).build(PrivateKeyFactory.createKey(issuerPrivateKey.getEncoded()));
            // second, prepare the attribute certificate
            // which is expected to be a UUID  like this: 33766a63-5c55-4461-8a84-5936577df450
            AttributeCertificateHolder holder = new AttributeCertificateHolder(subjectName);
            AttributeCertificateIssuer issuer = new AttributeCertificateIssuer(issuerName);
            X509v2AttributeCertificateBuilder builder = new X509v2AttributeCertificateBuilder(holder, issuer, serialNumber, notBefore, notAfter);
            for (Attribute attribute : attributes) {
                builder.addAttribute(attribute.oid, attribute.value);
            }
            // fourth, sign the attribute certificate
            if (authority != null) {
                X509AttributeCertificateHolder cert;
                cert = builder.build(authority);
                //X509AttributeCertificate.valueOf(cert.getEncoded());            
                return cert.getEncoded();
            }
        }
        return null;
    } catch (IOException | OperatorCreationException e) {
        fault(e, "cannot sign certificate");
        return null;
    } finally {
        done();
    }
}

Example 19 with ContentSigner

use of org.bouncycastle.operator.ContentSigner in project platformlayer by platformlayer.

the class Csr method buildCsr.

public static Csr buildCsr(KeyPair keyPair, X500Principal subjectName) {
    X500Name subject = BouncyCastleHelpers.toX500Name(subjectName);
    SubjectPublicKeyInfo publicKeyInfo = BouncyCastleHelpers.toSubjectPublicKeyInfo(keyPair.getPublic());
    PKCS10CertificationRequestBuilder csrBuilder = new PKCS10CertificationRequestBuilder(subject, publicKeyInfo);
    AlgorithmIdentifier sigAlgId = new DefaultSignatureAlgorithmIdentifierFinder().find("SHA1withRSA");
    AlgorithmIdentifier digAlgId = new DefaultDigestAlgorithmIdentifierFinder().find(sigAlgId);
    BcRSAContentSignerBuilder sigBuild = new BcRSAContentSignerBuilder(sigAlgId, digAlgId);
    ContentSigner signer;
    try {
        signer = sigBuild.build(BouncyCastleHelpers.toAsymmetricKeyParameter(keyPair.getPrivate()));
    } catch (OperatorCreationException e) {
        throw new IllegalArgumentException("Error building content signer", e);
    }
    PKCS10CertificationRequest csrHolder = csrBuilder.build(signer);
    return new Csr(csrHolder);
}

Example 20 with ContentSigner

use of org.bouncycastle.operator.ContentSigner in project atlas by alibaba.

the class LocalSignedJarBuilder method writeSignatureBlock.

/**
     * Write the certificate file with a digital signature.
     */
private void writeSignatureBlock(CMSTypedData data, X509Certificate publicKey, PrivateKey privateKey) throws IOException, CertificateEncodingException, OperatorCreationException, CMSException {
    ArrayList<X509Certificate> certList = new ArrayList<X509Certificate>();
    certList.add(publicKey);
    JcaCertStore certs = new JcaCertStore(certList);
    CMSSignedDataGenerator gen = new CMSSignedDataGenerator();
    ContentSigner sha1Signer = new JcaContentSignerBuilder("SHA1with" + privateKey.getAlgorithm()).build(privateKey);
    gen.addSignerInfoGenerator(new JcaSignerInfoGeneratorBuilder(new JcaDigestCalculatorProviderBuilder().build()).setDirectSignature(true).build(sha1Signer, publicKey));
    gen.addCertificates(certs);
    CMSSignedData sigData = gen.generate(data, false);
    ASN1InputStream asn1 = new ASN1InputStream(sigData.getEncoded());
    DEROutputStream dos = new DEROutputStream(mOutputJar);
    dos.writeObject(asn1.readObject());
    dos.flush();
    dos.close();
    asn1.close();
}