Examples with BasicConstraints com.github.zhenwei.core.asn1.x509.BasicConstraints used on opensource projects

Example 1 with BasicConstraints

use of com.github.zhenwei.core.asn1.x509.BasicConstraints in project solarnetwork-node by SolarNetwork.

the class PKITestUtils method generateNewCACert.

public static X509Certificate generateNewCACert(PublicKey publicKey, String subject, X509Certificate issuer, PrivateKey issuerKey, String caDN) throws Exception {
    final X500Name issuerDn = (issuer == null ? new X500Name(subject) : JcaX500NameUtil.getSubject(issuer));
    final X500Name subjectDn = new X500Name(subject);
    final BigInteger serial = getNextSerialNumber();
    final Date notBefore = new Date();
    final Date notAfter = new Date(System.currentTimeMillis() + 1000L * 60L * 60L);
    JcaX509v3CertificateBuilder builder = new JcaX509v3CertificateBuilder(issuerDn, serial, notBefore, notAfter, subjectDn, publicKey);
    // add "CA" extension
    BasicConstraints basicConstraints;
    if (issuer == null) {
        basicConstraints = new BasicConstraints(true);
    } else {
        int issuerPathLength = issuer.getBasicConstraints();
        basicConstraints = new BasicConstraints(issuerPathLength - 1);
    }
    builder.addExtension(X509Extension.basicConstraints, true, basicConstraints);
    // add subjectKeyIdentifier
    JcaX509ExtensionUtils utils = new JcaX509ExtensionUtils();
    SubjectKeyIdentifier ski = utils.createSubjectKeyIdentifier(publicKey);
    builder.addExtension(X509Extension.subjectKeyIdentifier, false, ski);
    // add authorityKeyIdentifier
    GeneralNames issuerName = new GeneralNames(new GeneralName(GeneralName.directoryName, caDN));
    AuthorityKeyIdentifier aki = utils.createAuthorityKeyIdentifier(publicKey);
    aki = new AuthorityKeyIdentifier(aki.getKeyIdentifier(), issuerName, serial);
    builder.addExtension(X509Extension.authorityKeyIdentifier, false, aki);
    // add keyUsage
    X509KeyUsage keyUsage = new X509KeyUsage(X509KeyUsage.cRLSign | X509KeyUsage.digitalSignature | X509KeyUsage.keyCertSign | X509KeyUsage.nonRepudiation);
    builder.addExtension(X509Extension.keyUsage, true, keyUsage);
    JcaContentSignerBuilder signerBuilder = new JcaContentSignerBuilder("SHA256WithRSA");
    ContentSigner signer = signerBuilder.build(issuerKey);
    X509CertificateHolder holder = builder.build(signer);
    JcaX509CertificateConverter converter = new JcaX509CertificateConverter();
    return converter.getCertificate(holder);
}

Example 2 with BasicConstraints

use of com.github.zhenwei.core.asn1.x509.BasicConstraints in project Gene by Nervousync.

the class CertificateUtils method x509.

/**
 * Convert public key instance to X.509 certificate
 *
 * @param publicKey     Public key
 * @param serialNumber  Certificate serial number
 * @param beginDate     Certificate begin date
 * @param endDate       Certificate end date
 * @param certName      Certificate name
 * @param signKey       Certificate signer private key
 * @param signAlgorithm Signature algorithm
 * @return Generated X.509 certificate
 */
public static X509Certificate x509(PublicKey publicKey, long serialNumber, Date beginDate, Date endDate, String certName, PrivateKey signKey, String signAlgorithm) {
    if (publicKey == null || signKey == null || StringUtils.isEmpty(signAlgorithm)) {
        return null;
    }
    X500Name subjectDN = new X500Name("CN=" + certName);
    SubjectPublicKeyInfo publicKeyInfo = SubjectPublicKeyInfo.getInstance(publicKey.getEncoded());
    X509v3CertificateBuilder x509v3CertificateBuilder = new X509v3CertificateBuilder(subjectDN, BigInteger.valueOf(serialNumber), beginDate, endDate, subjectDN, publicKeyInfo);
    try {
        x509v3CertificateBuilder.addExtension(Extension.basicConstraints, Boolean.FALSE, new BasicConstraints(Boolean.FALSE));
        ContentSigner contentSigner = new JcaContentSignerBuilder(signAlgorithm).setProvider("BC").build(signKey);
        X509CertificateHolder certificateHolder = x509v3CertificateBuilder.build(contentSigner);
        return new JcaX509CertificateConverter().getCertificate(certificateHolder);
    } catch (OperatorCreationException | GeneralSecurityException | IOException e) {
        LOGGER.error("Generate PKCS12 Certificate Failed! ");
        if (LOGGER.isDebugEnabled()) {
            LOGGER.debug("Stack message: ", e);
        }
    }
    return null;
}

Example 3 with BasicConstraints

use of com.github.zhenwei.core.asn1.x509.BasicConstraints in project webauthn4j by webauthn4j.

the class PackedAttestationStatementValidatorTest method generateCertPath.

private static AttestationCertificatePath generateCertPath(KeyPair pair, String signAlg) {
    try {
        Provider bcProvider = new BouncyCastleProvider();
        // Security.addProvider(bcProvider);
        long now = System.currentTimeMillis();
        Date from = new Date(now);
        Date to = new Date(from.getTime() + TimeUnit.DAYS.toMillis(1));
        X500Name dnName = new X500Name("C=ORG, O=Dummy Org, OU=Authenticator Attestation, CN=Dummy");
        BigInteger certSerialNumber = BigInteger.ZERO;
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(from);
        calendar.add(Calendar.YEAR, 1);
        ContentSigner contentSigner = new JcaContentSignerBuilder(signAlg).build(pair.getPrivate());
        JcaX509v3CertificateBuilder certBuilder = new JcaX509v3CertificateBuilder(dnName, certSerialNumber, from, to, dnName, pair.getPublic());
        BasicConstraints basicConstraints = new BasicConstraints(false);
        certBuilder.addExtension(new ASN1ObjectIdentifier("2.5.29.19"), true, basicConstraints);
        X509Certificate certificate = new JcaX509CertificateConverter().setProvider(bcProvider).getCertificate(certBuilder.build(contentSigner));
        return new AttestationCertificatePath(Collections.singletonList(certificate));
    } catch (OperatorCreationException | CertificateException | CertIOException e) {
        throw new UnexpectedCheckedException(e);
    }
}

Example 4 with BasicConstraints

use of com.github.zhenwei.core.asn1.x509.BasicConstraints in project supply-chain-tools by secure-device-onboard.

the class SimpleCertPathServiceTest method buildCertificate.

X509Certificate buildCertificate(PublicKey signee, PrivateKey signer) throws CertificateException, CertIOException, OperatorCreationException {
    X500Name x500Name = new X500NameBuilder().build();
    JcaX509v3CertificateBuilder certificateBuilder = new JcaX509v3CertificateBuilder(x500Name, new BigInteger(Long.toString(System.currentTimeMillis())), Date.from(Instant.now()), Date.from(Instant.now().plusSeconds(1000)), x500Name, signee);
    certificateBuilder.addExtension(new ASN1ObjectIdentifier("2.5.29.19"), true, new BasicConstraints(true));
    return new JcaX509CertificateConverter().setProvider(BouncyCastleSingleton.INSTANCE).getCertificate(certificateBuilder.build(new JcaContentSignerBuilder(signatureAlg).build(signer)));
}

Example 5 with BasicConstraints

use of com.github.zhenwei.core.asn1.x509.BasicConstraints in project modules by assimbly.

the class CertificatesUtil method selfsignCertificate2.

public static Certificate selfsignCertificate2(KeyPair keyPair, String subjectDN) throws OperatorCreationException, CertificateException, IOException {
    Provider bcProvider = new BouncyCastleProvider();
    Security.addProvider(bcProvider);
    long now = System.currentTimeMillis();
    Date startDate = new Date(now);
    X500Name dnName = new X500Name("CN=" + subjectDN);
    // <-- Using the current timestamp as the certificate serial number
    BigInteger certSerialNumber = new BigInteger(Long.toString(now));
    Calendar calendar = Calendar.getInstance();
    calendar.setTime(startDate);
    // <-- 2 Yr validity
    calendar.add(Calendar.YEAR, 2);
    Date endDate = calendar.getTime();
    // <-- Use appropriate signature algorithm based on your keyPair algorithm.
    String signatureAlgorithm = "SHA256WithRSA";
    ContentSigner contentSigner = new JcaContentSignerBuilder(signatureAlgorithm).build(keyPair.getPrivate());
    JcaX509v3CertificateBuilder certBuilder = new JcaX509v3CertificateBuilder(dnName, certSerialNumber, startDate, endDate, dnName, keyPair.getPublic());
    // Extensions --------------------------
    // Basic Constraints
    // <-- true for CA, false for EndEntity
    BasicConstraints basicConstraints = new BasicConstraints(true);
    // Basic Constraints is usually marked as critical.
    certBuilder.addExtension(new ASN1ObjectIdentifier("2.5.29.19"), true, basicConstraints);
    return new JcaX509CertificateConverter().setProvider(bcProvider).getCertificate(certBuilder.build(contentSigner));
}