Examples with Certificate org.openecard.bouncycastle.asn1.x509.Certificate used on opensource projects

Example 56 with Certificate

use of org.openecard.bouncycastle.asn1.x509.Certificate in project nhin-d by DirectProject.

the class CertGenerator method createLeafCertificate.

private static CertCreateFields createLeafCertificate(CertCreateFields fields, KeyPair keyPair) throws Exception {
    StringBuilder dnBuilder = new StringBuilder();
    // create the DN
    if (fields.getAttributes().containsKey("EMAILADDRESS"))
        dnBuilder.append("EMAILADDRESS=").append(fields.getAttributes().get("EMAILADDRESS")).append(", ");
    if (fields.getAttributes().containsKey("CN"))
        dnBuilder.append("CN=").append(fields.getAttributes().get("CN")).append(", ");
    if (fields.getAttributes().containsKey("C"))
        dnBuilder.append("C=").append(fields.getAttributes().get("C")).append(", ");
    if (fields.getAttributes().containsKey("ST"))
        dnBuilder.append("ST=").append(fields.getAttributes().get("ST")).append(", ");
    if (fields.getAttributes().containsKey("L"))
        dnBuilder.append("L=").append(fields.getAttributes().get("L")).append(", ");
    if (fields.getAttributes().containsKey("O"))
        dnBuilder.append("O=").append(fields.getAttributes().get("O")).append(", ");
    String DN = dnBuilder.toString().trim();
    if (DN.endsWith(","))
        ;
    DN = DN.substring(0, DN.length() - 1);
    X509V3CertificateGenerator v1CertGen = new X509V3CertificateGenerator();
    Calendar start = Calendar.getInstance();
    Calendar end = Calendar.getInstance();
    end.add(Calendar.DAY_OF_MONTH, fields.getExpDays());
    // not the best way to do this... generally done with a db file
    v1CertGen.setSerialNumber(BigInteger.valueOf(generatePositiveRandom()));
    // issuer is the parent cert
    v1CertGen.setIssuerDN(fields.getSignerCert().getSubjectX500Principal());
    v1CertGen.setNotBefore(start.getTime());
    v1CertGen.setNotAfter(end.getTime());
    v1CertGen.setSubjectDN(new X509Principal(DN));
    v1CertGen.setPublicKey(keyPair.getPublic());
    v1CertGen.setSignatureAlgorithm("SHA1WithRSAEncryption");
    // pointer to the parent CA
    v1CertGen.addExtension(X509Extensions.AuthorityKeyIdentifier, false, new AuthorityKeyIdentifierStructure(fields.getSignerCert()));
    v1CertGen.addExtension(X509Extensions.SubjectKeyIdentifier, false, new SubjectKeyIdentifierStructure(keyPair.getPublic()));
    v1CertGen.addExtension(X509Extensions.BasicConstraints, true, new BasicConstraints(false));
    // use the CA's private key to sign the certificate
    X509Certificate newCACert = v1CertGen.generate((PrivateKey) fields.getSignerKey(), "BC");
    // validate the certificate 
    newCACert.verify(fields.getSignerCert().getPublicKey());
    // write the certificate the file system
    writeCertAndKey(newCACert, keyPair.getPrivate(), fields);
    return fields;
}

Example 57 with Certificate

use of org.openecard.bouncycastle.asn1.x509.Certificate in project jetty-bootstrap by teknux-org.

the class JettyKeystoreGeneratorBuilder method generateCertificate.

private static Certificate generateCertificate(KeyPair keyPair, String domainName, String signatureAlgorithm, String rdnOuValue, String rdnOValue, int dateNotBeforeNumberOfDays, int dateNotAfterNumberOfDays) throws JettyKeystoreException {
    X500NameBuilder issuerX500Namebuilder = new X500NameBuilder(BCStyle.INSTANCE);
    if (rdnOuValue != null) {
        issuerX500Namebuilder.addRDN(BCStyle.OU, rdnOuValue);
    }
    if (rdnOValue != null) {
        issuerX500Namebuilder.addRDN(BCStyle.O, rdnOValue);
    }
    X500Name issuer = issuerX500Namebuilder.addRDN(BCStyle.CN, domainName).build();
    BigInteger serial = BigInteger.valueOf(Math.abs(new SecureRandom().nextInt()));
    Date dateNotBefore = new Date(System.currentTimeMillis() - (dateNotBeforeNumberOfDays * DAY_IN_MILLIS));
    Date dateNotAfter = new Date(System.currentTimeMillis() + (dateNotAfterNumberOfDays * DAY_IN_MILLIS));
    X500NameBuilder subjectX500Namebuilder = new X500NameBuilder(BCStyle.INSTANCE);
    if (rdnOuValue != null) {
        subjectX500Namebuilder.addRDN(BCStyle.OU, rdnOuValue);
    }
    if (rdnOValue != null) {
        subjectX500Namebuilder.addRDN(BCStyle.O, rdnOValue);
    }
    X500Name subject = subjectX500Namebuilder.addRDN(BCStyle.CN, domainName).build();
    SubjectPublicKeyInfo publicKeyInfo = new SubjectPublicKeyInfo(ASN1Sequence.getInstance(keyPair.getPublic().getEncoded()));
    X509v3CertificateBuilder x509v3CertificateBuilder = new X509v3CertificateBuilder(issuer, serial, dateNotBefore, dateNotAfter, subject, publicKeyInfo);
    Provider provider = new BouncyCastleProvider();
    try {
        ContentSigner signer = new JcaContentSignerBuilder(signatureAlgorithm).setProvider(provider).build(keyPair.getPrivate());
        return new JcaX509CertificateConverter().setProvider(provider).getCertificate(x509v3CertificateBuilder.build(signer));
    } catch (OperatorCreationException | CertificateException e) {
        throw new JettyKeystoreException(JettyKeystoreException.ERROR_CREATE_CERTIFICATE, "Can not generate certificate", e);
    }
}

Example 58 with Certificate

use of org.openecard.bouncycastle.asn1.x509.Certificate in project athenz by yahoo.

the class ZTSClient method getAWSLambdaServiceCertificate.

/**
 * For AWS Lambda functions generate a new private key, request a
 * x.509 certificate based on the requested CSR and return both to
 * the client in order to establish tls connections with other
 * Athenz enabled services.
 * @param domainName name of the domain
 * @param serviceName name of the service
 * @param account AWS account name that the function runs in
 * @param provider name of the provider service for AWS Lambda
 * @return AWSLambdaIdentity with private key and certificate
 */
public AWSLambdaIdentity getAWSLambdaServiceCertificate(String domainName, String serviceName, String account, String provider) {
    if (domainName == null || serviceName == null) {
        throw new IllegalArgumentException("Domain and Service must be specified");
    }
    if (account == null || provider == null) {
        throw new IllegalArgumentException("AWS Account and Provider must be specified");
    }
    if (x509CsrDomain == null) {
        throw new IllegalArgumentException("X509 CSR Domain must be specified");
    }
    // first we're going to generate a private key for the request
    AWSLambdaIdentity lambdaIdentity = new AWSLambdaIdentity();
    try {
        lambdaIdentity.setPrivateKey(Crypto.generateRSAPrivateKey(2048));
    } catch (CryptoException ex) {
        throw new ZTSClientException(ZTSClientException.BAD_REQUEST, ex.getMessage());
    }
    // we need to generate an csr with an instance register object
    InstanceRegisterInformation info = new InstanceRegisterInformation();
    info.setDomain(domainName.toLowerCase());
    info.setService(serviceName.toLowerCase());
    info.setProvider(provider.toLowerCase());
    final String athenzService = info.getDomain() + "." + info.getService();
    // generate our dn which will be based on our service name
    StringBuilder dnBuilder = new StringBuilder(128);
    dnBuilder.append("cn=");
    dnBuilder.append(athenzService);
    if (x509CsrDn != null) {
        dnBuilder.append(',');
        dnBuilder.append(x509CsrDn);
    }
    // now let's generate our dsnName field based on our principal's details
    StringBuilder hostBuilder = new StringBuilder(128);
    hostBuilder.append(info.getService());
    hostBuilder.append('.');
    hostBuilder.append(info.getDomain().replace('.', '-'));
    hostBuilder.append('.');
    hostBuilder.append(x509CsrDomain);
    StringBuilder instanceHostBuilder = new StringBuilder(128);
    instanceHostBuilder.append("lambda-");
    instanceHostBuilder.append(account);
    instanceHostBuilder.append('-');
    instanceHostBuilder.append(info.getService());
    instanceHostBuilder.append(".instanceid.athenz.");
    instanceHostBuilder.append(x509CsrDomain);
    GeneralName[] sanArray = new GeneralName[2];
    sanArray[0] = new GeneralName(GeneralName.dNSName, new DERIA5String(hostBuilder.toString()));
    sanArray[1] = new GeneralName(GeneralName.dNSName, new DERIA5String(instanceHostBuilder.toString()));
    try {
        info.setCsr(Crypto.generateX509CSR(lambdaIdentity.getPrivateKey(), dnBuilder.toString(), sanArray));
    } catch (OperatorCreationException | IOException ex) {
        throw new ZTSClientException(ZTSClientException.BAD_REQUEST, ex.getMessage());
    }
    // finally obtain attestation data for lambda
    info.setAttestationData(getAWSLambdaAttestationData(athenzService, account));
    // request the x.509 certificate from zts server
    Map<String, List<String>> responseHeaders = new HashMap<>();
    InstanceIdentity identity = postInstanceRegisterInformation(info, responseHeaders);
    try {
        lambdaIdentity.setX509Certificate(Crypto.loadX509Certificate(identity.getX509Certificate()));
    } catch (CryptoException ex) {
        throw new ZTSClientException(ZTSClientException.BAD_REQUEST, ex.getMessage());
    }
    return lambdaIdentity;
}

Example 59 with Certificate

use of org.openecard.bouncycastle.asn1.x509.Certificate in project fdroidclient by f-droid.

the class LocalRepoKeyStore method generateSelfSignedCertChain.

private Certificate generateSelfSignedCertChain(KeyPair kp, X500Name subject, String hostname) throws CertificateException, OperatorCreationException, IOException {
    SecureRandom rand = new SecureRandom();
    PrivateKey privKey = kp.getPrivate();
    PublicKey pubKey = kp.getPublic();
    ContentSigner sigGen = new JcaContentSignerBuilder(DEFAULT_SIG_ALG).build(privKey);
    SubjectPublicKeyInfo subPubKeyInfo = new SubjectPublicKeyInfo(ASN1Sequence.getInstance(pubKey.getEncoded()));
    // now
    Date now = new Date();
    /* force it to use a English/Gregorian dates for the cert, hardly anyone
           ever looks at the cert metadata anyway, and its very likely that they
           understand English/Gregorian dates */
    Calendar c = new GregorianCalendar(Locale.ENGLISH);
    c.setTime(now);
    c.add(Calendar.YEAR, 1);
    Time startTime = new Time(now, Locale.ENGLISH);
    Time endTime = new Time(c.getTime(), Locale.ENGLISH);
    X509v3CertificateBuilder v3CertGen = new X509v3CertificateBuilder(subject, BigInteger.valueOf(rand.nextLong()), startTime, endTime, subject, subPubKeyInfo);
    if (hostname != null) {
        GeneralNames subjectAltName = new GeneralNames(new GeneralName(GeneralName.iPAddress, hostname));
        v3CertGen.addExtension(X509Extension.subjectAlternativeName, false, subjectAltName);
    }
    X509CertificateHolder certHolder = v3CertGen.build(sigGen);
    return new JcaX509CertificateConverter().getCertificate(certHolder);
}

Example 60 with Certificate

use of org.openecard.bouncycastle.asn1.x509.Certificate in project pac4j by pac4j.

the class SAML2ClientConfiguration method createKeystore.

private void createKeystore() {
    try {
        if (CommonHelper.isBlank(this.keyStoreAlias)) {
            this.keyStoreAlias = getClass().getSimpleName();
            LOGGER.warn("Using keystore alias {}", this.keyStoreAlias);
        }
        if (CommonHelper.isBlank(this.keyStoreType)) {
            this.keyStoreType = KeyStore.getDefaultType();
            LOGGER.warn("Using keystore type {}", this.keyStoreType);
        }
        final KeyStore ks = KeyStore.getInstance(this.keyStoreType);
        final char[] password = this.keystorePassword.toCharArray();
        ks.load(null, password);
        final KeyPairGenerator kpg = KeyPairGenerator.getInstance("RSA");
        kpg.initialize(2048);
        final KeyPair kp = kpg.genKeyPair();
        final String sigAlgName = "SHA1WithRSA";
        final AlgorithmIdentifier sigAlgID = new AlgorithmIdentifier(PKCSObjectIdentifiers.sha1WithRSAEncryption, DERNull.INSTANCE);
        final String dn = InetAddress.getLocalHost().getHostName();
        final PrivateKey signingKey = kp.getPrivate();
        final X509Certificate certificate = createSelfSignedCert(new X500Name("CN=" + dn), sigAlgName, sigAlgID, kp);
        final char[] keyPassword = this.privateKeyPassword.toCharArray();
        ks.setKeyEntry(this.keyStoreAlias, signingKey, keyPassword, new Certificate[] { certificate });
        try (final FileOutputStream fos = new FileOutputStream(this.keystoreResource.getFile().getCanonicalPath())) {
            ks.store(fos, password);
            fos.flush();
        }
        LOGGER.info("Created keystore {} with key alias {} ", keystoreResource.getFile().getCanonicalPath(), ks.aliases().nextElement());
    } catch (final Exception e) {
        throw new SAMLException("Could not create keystore", e);
    }
}