Examples with X500Name com.github.zhenwei.core.asn1.x500.X500Name used on opensource projects

Example 46 with X500Name

use of com.github.zhenwei.core.asn1.x500.X500Name in project identity-credential by google.

the class CredentialData method generateAuthenticationKeyCert.

@NonNull
static X509Certificate generateAuthenticationKeyCert(String authKeyAlias, String credentialKeyAlias, byte[] proofOfProvisioningSha256) {
    KeyStore ks = null;
    try {
        ks = KeyStore.getInstance("AndroidKeyStore");
        ks.load(null);
        X509Certificate selfSignedCert = (X509Certificate) ks.getCertificate(authKeyAlias);
        PublicKey publicKey = selfSignedCert.getPublicKey();
        PrivateKey privateKey = ((KeyStore.PrivateKeyEntry) ks.getEntry(credentialKeyAlias, null)).getPrivateKey();
        X500Name issuer = new X500Name("CN=Android Identity Credential Key");
        X500Name subject = new X500Name("CN=Android Identity Credential Authentication Key");
        Date now = new Date();
        final long kMilliSecsInOneYear = 365L * 24 * 60 * 60 * 1000;
        Date expirationDate = new Date(now.getTime() + kMilliSecsInOneYear);
        BigInteger serial = new BigInteger("1");
        JcaX509v3CertificateBuilder builder = new JcaX509v3CertificateBuilder(issuer, serial, now, expirationDate, subject, publicKey);
        if (proofOfProvisioningSha256 != null) {
            byte[] encodedProofOfBinding = Util.cborEncode(new CborBuilder().addArray().add("ProofOfBinding").add(proofOfProvisioningSha256).end().build().get(0));
            builder.addExtension(new ASN1ObjectIdentifier("1.3.6.1.4.1.11129.2.1.26"), false, encodedProofOfBinding);
        }
        ContentSigner signer = new JcaContentSignerBuilder("SHA256withECDSA").build(privateKey);
        byte[] encodedCert = builder.build(signer).getEncoded();
        CertificateFactory cf = CertificateFactory.getInstance("X.509");
        ByteArrayInputStream bais = new ByteArrayInputStream(encodedCert);
        X509Certificate result = (X509Certificate) cf.generateCertificate(bais);
        return result;
    } catch (IOException | KeyStoreException | NoSuchAlgorithmException | UnrecoverableEntryException | CertificateException | OperatorCreationException e) {
        throw new IllegalStateException("Error signing public key with private key", e);
    }
}

Example 47 with X500Name

use of com.github.zhenwei.core.asn1.x500.X500Name in project Conversations by iNPUTmice.

the class XmppDomainVerifier method getCommonNames.

private static List<String> getCommonNames(X509Certificate certificate) {
    List<String> domains = new ArrayList<>();
    try {
        X500Name x500name = new JcaX509CertificateHolder(certificate).getSubject();
        RDN[] rdns = x500name.getRDNs(BCStyle.CN);
        for (int i = 0; i < rdns.length; ++i) {
            domains.add(IETFUtils.valueToString(x500name.getRDNs(BCStyle.CN)[i].getFirst().getValue()));
        }
        return domains;
    } catch (CertificateEncodingException e) {
        return domains;
    }
}

Example 48 with X500Name

use of com.github.zhenwei.core.asn1.x500.X500Name in project Conversations by iNPUTmice.

the class CryptoHelper method extractCertificateInformation.

public static Bundle extractCertificateInformation(X509Certificate certificate) {
    Bundle information = new Bundle();
    try {
        JcaX509CertificateHolder holder = new JcaX509CertificateHolder(certificate);
        X500Name subject = holder.getSubject();
        try {
            information.putString("subject_cn", subject.getRDNs(BCStyle.CN)[0].getFirst().getValue().toString());
        } catch (Exception e) {
        // ignored
        }
        try {
            information.putString("subject_o", subject.getRDNs(BCStyle.O)[0].getFirst().getValue().toString());
        } catch (Exception e) {
        // ignored
        }
        X500Name issuer = holder.getIssuer();
        try {
            information.putString("issuer_cn", issuer.getRDNs(BCStyle.CN)[0].getFirst().getValue().toString());
        } catch (Exception e) {
        // ignored
        }
        try {
            information.putString("issuer_o", issuer.getRDNs(BCStyle.O)[0].getFirst().getValue().toString());
        } catch (Exception e) {
        // ignored
        }
        try {
            information.putString("sha1", getFingerprintCert(certificate.getEncoded()));
        } catch (Exception e) {
        }
        return information;
    } catch (CertificateEncodingException e) {
        return information;
    }
}

Example 49 with X500Name

use of com.github.zhenwei.core.asn1.x500.X500Name in project nosql-java-sdk by oracle.

the class DriverTestBase method generateKeyPair.

/**
 * Generate a RAS key and certificate, return in PEM. Note that certificate
 * must has OU with opc-tenant:TestTenant, because it's used by instance
 * and resource principal testing.
 * @return a string that the first element is key and the second one is
 * certificate.
 */
protected static KeyPairInfo generateKeyPair() throws Exception {
    KeyPairGenerator keygen = KeyPairGenerator.getInstance("RSA");
    keygen.initialize(2048);
    KeyPair keypair = keygen.generateKeyPair();
    JcaPKCS8Generator gen = new JcaPKCS8Generator(keypair.getPrivate(), null);
    StringWriter sw = new StringWriter();
    try (JcaPEMWriter pw = new JcaPEMWriter(sw)) {
        pw.writeObject(gen.generate());
    }
    String key = sw.toString();
    X500Name name = new X500Name("OU=opc-tenant:TestTenant");
    SubjectPublicKeyInfo subPubKeyInfo = SubjectPublicKeyInfo.getInstance(keypair.getPublic().getEncoded());
    Date start = new Date();
    Date until = Date.from(LocalDate.now().plus(3650, ChronoUnit.DAYS).atStartOfDay().toInstant(ZoneOffset.UTC));
    X509v3CertificateBuilder builder = new X509v3CertificateBuilder(name, new BigInteger(10, new SecureRandom()), start, until, name, subPubKeyInfo);
    ContentSigner signer = new JcaContentSignerBuilder("SHA256WithRSA").setProvider(new BouncyCastleProvider()).build(keypair.getPrivate());
    X509CertificateHolder holder = builder.build(signer);
    Certificate cert = new JcaX509CertificateConverter().setProvider(new BouncyCastleProvider()).getCertificate(holder);
    sw = new StringWriter();
    try (JcaPEMWriter pw = new JcaPEMWriter(sw)) {
        pw.writeObject(cert);
    }
    String certString = sw.toString();
    return new KeyPairInfo(key, certString, keypair);
}

Example 50 with X500Name

use of com.github.zhenwei.core.asn1.x500.X500Name in project dubbo-spi-extensions by apache.

the class IstioCitadelCertificateSigner method generateCsr.

private String generateCsr(PublicKey publicKey, ContentSigner signer) throws IOException {
    GeneralNames subjectAltNames = new GeneralNames(new GeneralName[] { new GeneralName(6, istioEnv.getCsrHost()) });
    ExtensionsGenerator extGen = new ExtensionsGenerator();
    extGen.addExtension(Extension.subjectAlternativeName, true, subjectAltNames);
    PKCS10CertificationRequest request = new JcaPKCS10CertificationRequestBuilder(new X500Name("O=" + istioEnv.getTrustDomain()), publicKey).addAttribute(PKCSObjectIdentifiers.pkcs_9_at_extensionRequest, extGen.generate()).build(signer);
    String csr = generatePemKey("CERTIFICATE REQUEST", request.getEncoded());
    if (logger.isDebugEnabled()) {
        logger.debug("CSR Request to Istio Citadel. \n" + csr);
    }
    return csr;
}