Example usage for java.security.cert X509Certificate getEncoded

List of usage examples for java.security.cert X509Certificate getEncoded

Introduction

In this page you can find the example usage for java.security.cert X509Certificate getEncoded.

Prototype

public abstract byte[] getEncoded() throws CertificateEncodingException;

Source Link

Document

Returns the encoded form of this certificate.

Usage

From source file:net.sourceforge.myvd.quickstart.util.GetSSLCert.java

public static void main(String[] args) throws Exception {
    javax.security.cert.X509Certificate cert = getCert("test.mydomain.com", 636);
    if (cert != null) {
        //System.out.println("Cert DN : " + cert.getIssuerDN());
    } else {/*  www .  j av a  2 s  .c o m*/
        //System.out.println("No cert");
    }

    FileOutputStream fso = new FileOutputStream("/tmp/cert.der");
    fso.write(cert.getEncoded());
    fso.flush();
    fso.close();
}

From source file:net.sf.jsignpdf.InstallCert.java

/**
 * The main - whole logic of Install Cert Tool.
 * //from   w  w  w . j  a  va 2s.  co m
 * @param args
 * @throws Exception
 */
public static void main(String[] args) {
    String host;
    int port;
    char[] passphrase;

    System.out.println("InstallCert - Install CA certificate to Java Keystore");
    System.out.println("=====================================================");

    final BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));

    try {
        if ((args.length == 1) || (args.length == 2)) {
            String[] c = args[0].split(":");
            host = c[0];
            port = (c.length == 1) ? 443 : Integer.parseInt(c[1]);
            String p = (args.length == 1) ? "changeit" : args[1];
            passphrase = p.toCharArray();
        } else {
            String tmpStr;
            do {
                System.out.print("Enter hostname or IP address: ");
                tmpStr = StringUtils.defaultIfEmpty(reader.readLine(), null);
            } while (tmpStr == null);
            host = tmpStr;
            System.out.print("Enter port number [443]: ");
            tmpStr = StringUtils.defaultIfEmpty(reader.readLine(), null);
            port = tmpStr == null ? 443 : Integer.parseInt(tmpStr);
            System.out.print("Enter keystore password [changeit]: ");
            tmpStr = reader.readLine();
            String p = "".equals(tmpStr) ? "changeit" : tmpStr;
            passphrase = p.toCharArray();
        }

        char SEP = File.separatorChar;
        final File dir = new File(System.getProperty("java.home") + SEP + "lib" + SEP + "security");
        final File file = new File(dir, "cacerts");

        System.out.println("Loading KeyStore " + file + "...");
        InputStream in = new FileInputStream(file);
        KeyStore ks = KeyStore.getInstance(KeyStore.getDefaultType());
        ks.load(in, passphrase);
        in.close();

        SSLContext context = SSLContext.getInstance("TLS");
        TrustManagerFactory tmf = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());
        tmf.init(ks);
        X509TrustManager defaultTrustManager = (X509TrustManager) tmf.getTrustManagers()[0];
        SavingTrustManager tm = new SavingTrustManager(defaultTrustManager);
        context.init(null, new TrustManager[] { tm }, null);
        SSLSocketFactory factory = context.getSocketFactory();

        System.out.println("Opening connection to " + host + ":" + port + "...");
        SSLSocket socket = (SSLSocket) factory.createSocket(host, port);
        socket.setSoTimeout(10000);
        try {
            System.out.println("Starting SSL handshake...");
            socket.startHandshake();
            socket.close();
            System.out.println();
            System.out.println("No errors, certificate is already trusted");
        } catch (SSLException e) {
            System.out.println();
            System.out.println("Certificate is not yet trusted.");
            //        e.printStackTrace(System.out);
        }

        X509Certificate[] chain = tm.chain;
        if (chain == null) {
            System.out.println("Could not obtain server certificate chain");
            return;
        }

        System.out.println();
        System.out.println("Server sent " + chain.length + " certificate(s):");
        System.out.println();
        MessageDigest sha1 = MessageDigest.getInstance("SHA1");
        MessageDigest md5 = MessageDigest.getInstance("MD5");
        for (int i = 0; i < chain.length; i++) {
            X509Certificate cert = chain[i];
            System.out.println(" " + (i + 1) + " Subject " + cert.getSubjectDN());
            System.out.println("   Issuer  " + cert.getIssuerDN());
            sha1.update(cert.getEncoded());
            System.out.println("   sha1    " + toHexString(sha1.digest()));
            md5.update(cert.getEncoded());
            System.out.println("   md5     " + toHexString(md5.digest()));
            System.out.println();
        }

        System.out.print("Enter certificate to add to trusted keystore or 'q' to quit [1]: ");
        String line = reader.readLine().trim();
        int k = -1;
        try {
            k = (line.length() == 0) ? 0 : Integer.parseInt(line) - 1;
        } catch (NumberFormatException e) {
        }

        if (k < 0 || k >= chain.length) {
            System.out.println("KeyStore not changed");
        } else {
            try {
                System.out.println("Creating keystore backup");
                final SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMMddHHmmss");
                final File backupFile = new File(dir,
                        CACERTS_KEYSTORE + "." + dateFormat.format(new java.util.Date()));
                final FileInputStream fis = new FileInputStream(file);
                final FileOutputStream fos = new FileOutputStream(backupFile);
                IOUtils.copy(fis, fos);
                fis.close();
                fos.close();
            } catch (Exception e) {
                e.printStackTrace();
            }
            System.out.println("Installing certificate...");

            X509Certificate cert = chain[k];
            String alias = host + "-" + (k + 1);
            ks.setCertificateEntry(alias, cert);

            OutputStream out = new FileOutputStream(file);
            ks.store(out, passphrase);
            out.close();

            System.out.println();
            System.out.println(cert);
            System.out.println();
            System.out.println("Added certificate to keystore '" + file + "' using alias '" + alias + "'");
        }
    } catch (Exception e) {
        System.out.println();
        System.out.println("----------------------------------------------");
        System.out.println("Problem occured during installing certificate:");
        e.printStackTrace();
        System.out.println("----------------------------------------------");
    }
    System.out.println("Press Enter to finish...");
    try {
        reader.readLine();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:at.asitplus.regkassen.demo.RKSVCashboxSimulator.java

public static void main(String[] args) {
    try {/*from   w w  w . j  av  a 2 s.  co m*/
        //IMPORTANT HINT REGARDING STRING ENCODING
        //in Java all Strings have UTF-8 as default encoding
        //therefore: there are only a few references to UTF-8 encoding in this demo code
        //however, if values are retrieved from a database or another program language is used, then one needs to
        //make sure that the UTF-8 encoding is correctly implemented

        //this demo cashbox does not implement error handling
        //it should only demonstrate the core elements of the RKSV and any boilerplate code is avoided as much as possible
        //if an error occurs, only the stacktraces are logged
        //obviously this needs to be adapted in a productive cashbox

        //----------------------------------------------------------------------------------------------------
        //basic inits
        //add bouncycastle provider
        Security.addProvider(new BouncyCastleProvider());

        //----------------------------------------------------------------------------------------------------
        //check if unlimited strength policy files are installed, they are required for strong crypto algorithms ==> AES 256
        if (!CryptoUtil.isUnlimitedStrengthPolicyAvailable()) {
            System.out.println(
                    "Your JVM does not provide the unlimited strength policy. However, this policy is required to enable strong cryptography (e.g. AES with 256 bits). Please install the required policy files.");
            System.exit(0);
        }

        //----------------------------------------------------------------------------------------------------
        //parse cmd line options
        Options options = new Options();

        // add CMD line options
        options.addOption("o", "output-dir", true,
                "specify base output directory, if none is specified, a new directory will be created in the current working directory");
        //options.addOption("i", "simulation-file-or-directory", true, "cashbox simulation (file) or multiple cashbox simulation files (directory), if none is specified the internal test suites will be executed (can also be considered as demo mode)");
        options.addOption("v", "verbose", false, "dump demo receipts to cmd line");
        options.addOption("c", "closed system", false, "simulate closed system");

        ///parse CMD line options
        CommandLineParser parser = new DefaultParser();
        CommandLine cmd = parser.parse(options, args);

        //setup inputs from cmd line
        //verbose
        VERBOSE = cmd.hasOption("v");
        CLOSED_SYSTEM = cmd.hasOption("c");

        //output directory
        String outputParentDirectoryString = cmd.getOptionValue("o");
        if (outputParentDirectoryString == null) {
            DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH-mm-ss");
            outputParentDirectoryString = "./CashBoxDemoOutput" + df.format(new Date());
        }
        File OUTPUT_PARENT_DIRECTORY = new File(outputParentDirectoryString);
        OUTPUT_PARENT_DIRECTORY.mkdirs();

        //----------------------------------------------------------------------------------------------------
        //external simulation runs... not implemented yet, currently only the internal test suites can be executed
        //String simulationFileOrDirectoryPath = cmd.getOptionValue("i");
        //handling of arbitrary input simulation files will be possible in 0.7
        //if (simulationFileOrDirectoryPath == null) {
        //} else {
        //                File simulationFileOrDirectory = new File(simulationFileOrDirectoryPath);
        //                cashBoxSimulationList = readCashBoxSimulationFromFile(simulationFileOrDirectory);
        //}

        List<CashBoxSimulation> cashBoxSimulationList = TestSuiteGenerator.getSimulationRuns();

        //setup simulation and execute
        int index = 1;
        for (CashBoxSimulation cashboxSimulation : cashBoxSimulationList) {
            System.out.println("Executing simulation run " + index + "/" + cashBoxSimulationList.size());
            System.out.println("Simulation run: " + cashboxSimulation.getSimulationRunLabel());
            index++;

            File testSetDirectory = new File(OUTPUT_PARENT_DIRECTORY,
                    cashboxSimulation.getSimulationRunLabel());
            testSetDirectory.mkdirs();

            CashBoxParameters cashBoxParameters = new CashBoxParameters();
            cashBoxParameters.setCashBoxId(cashboxSimulation.getCashBoxId());
            cashBoxParameters.setTurnOverCounterAESKey(
                    CryptoUtil.convertBase64KeyToSecretKey(cashboxSimulation.getBase64AesKey()));
            cashBoxParameters.setDepModul(new SimpleMemoryDEPModule());
            cashBoxParameters.setPrinterModule(new SimplePDFPrinterModule());
            cashBoxParameters.setCompanyID(cashboxSimulation.getCompanyID());

            //create pre-defined number of signature devices
            for (int i = 0; i < cashboxSimulation.getNumberOfSignatureDevices(); i++) {
                JWSModule jwsModule = new ManualJWSModule();
                SignatureModule signatureModule;
                if (!CLOSED_SYSTEM) {
                    signatureModule = new NEVER_USE_IN_A_REAL_SYSTEM_SoftwareCertificateOpenSystemSignatureModule(
                            RKSuite.R1_AT100, null);
                } else {
                    signatureModule = new NEVER_USE_IN_A_REAL_SYSTEM_SoftwareKeySignatureModule(
                            cashboxSimulation.getCompanyID() + "-" + "K" + i);
                }
                jwsModule.setOpenSystemSignatureModule(signatureModule);
                cashBoxParameters.getJwsSignatureModules().add(jwsModule);
            }

            //init cashbox
            DemoCashBox demoCashBox = new DemoCashBox(cashBoxParameters);

            //exceute simulation run
            demoCashBox.executeSimulation(cashboxSimulation.getCashBoxInstructionList());

            //----------------------------------------------------------------------------------------------------
            //export DEP
            DEPExportFormat depExportFormat = demoCashBox.exportDEP();
            //get JSON rep and dump export format to file/std output
            File depExportFile = new File(testSetDirectory, "dep-export.json");
            dumpJSONRepOfObject(depExportFormat, depExportFile, true,
                    "------------DEP-EXPORT-FORMAT------------");

            //----------------------------------------------------------------------------------------------------
            //store signature certificates and AES key (so that they can be used for verification purposes)
            CryptographicMaterialContainer cryptographicMaterialContainer = new CryptographicMaterialContainer();
            HashMap<String, CertificateOrPublicKeyContainer> certificateContainerMap = new HashMap<>();
            cryptographicMaterialContainer.setCertificateOrPublicKeyMap(certificateContainerMap);

            //store AES key as BASE64 String
            //ATTENTION, this is only for demonstration purposes, the AES key must be stored in a secure location
            cryptographicMaterialContainer.setBase64AESKey(cashboxSimulation.getBase64AesKey());
            List<JWSModule> jwsSignatureModules = demoCashBox.getCashBoxParameters().getJwsSignatureModules();
            for (JWSModule jwsSignatureModule : jwsSignatureModules) {
                CertificateOrPublicKeyContainer certificateOrPublicKeyContainer = new CertificateOrPublicKeyContainer();
                certificateOrPublicKeyContainer.setId(jwsSignatureModule.getSerialNumberOfKeyID());
                certificateContainerMap.put(jwsSignatureModule.getSerialNumberOfKeyID(),
                        certificateOrPublicKeyContainer);
                X509Certificate certificate = (X509Certificate) jwsSignatureModule.getSignatureModule()
                        .getSigningCertificate();
                if (certificate == null) {
                    //must be public key based... (closed system)
                    PublicKey publicKey = jwsSignatureModule.getSignatureModule().getSigningPublicKey();
                    certificateOrPublicKeyContainer.setSignatureCertificateOrPublicKey(
                            CashBoxUtils.base64Encode(publicKey.getEncoded(), false));
                    certificateOrPublicKeyContainer.setSignatureDeviceType(SignatureDeviceType.PUBLIC_KEY);
                } else {
                    certificateOrPublicKeyContainer.setSignatureCertificateOrPublicKey(
                            CashBoxUtils.base64Encode(certificate.getEncoded(), false));
                    certificateOrPublicKeyContainer.setSignatureDeviceType(SignatureDeviceType.CERTIFICATE);
                }
            }

            File cryptographicMaterialContainerFile = new File(testSetDirectory,
                    "cryptographicMaterialContainer.json");
            dumpJSONRepOfObject(cryptographicMaterialContainer, cryptographicMaterialContainerFile, true,
                    "------------CRYPTOGRAPHIC MATERIAL------------");

            //----------------------------------------------------------------------------------------------------
            //export QR codes to file
            //dump machine readable code of receipts (this "code" is used for the QR-codes)
            //REF TO SPECIFICATION: Detailspezifikation/Abs 12
            //dump to File
            File qrCoreRepExportFile = new File(testSetDirectory, "qr-code-rep.json");
            List<ReceiptPackage> receiptPackages = demoCashBox.getStoredReceipts();
            List<String> qrCodeRepList = new ArrayList<>();
            for (ReceiptPackage receiptPackage : receiptPackages) {
                qrCodeRepList.add(CashBoxUtils.getQRCodeRepresentationFromJWSCompactRepresentation(
                        receiptPackage.getJwsCompactRepresentation()));
            }
            dumpJSONRepOfObject(qrCodeRepList, qrCoreRepExportFile, true,
                    "------------QR-CODE-REP------------");

            //----------------------------------------------------------------------------------------------------
            //export OCR codes to file
            //dump machine readable code of receipts (this "code" is used for the OCR-codes)
            //REF TO SPECIFICATION: Detailspezifikation/Abs 14
            //dump to File
            File ocrCoreRepExportFile = new File(testSetDirectory, "ocr-code-rep.json");
            List<String> ocrCodeRepList = new ArrayList<>();
            for (ReceiptPackage receiptPackage : receiptPackages) {
                ocrCodeRepList.add(CashBoxUtils.getOCRCodeRepresentationFromJWSCompactRepresentation(
                        receiptPackage.getJwsCompactRepresentation()));
            }
            dumpJSONRepOfObject(ocrCodeRepList, ocrCoreRepExportFile, true,
                    "------------OCR-CODE-REP------------");

            //----------------------------------------------------------------------------------------------------
            //create PDF receipts and print to directory
            //REF TO SPECIFICATION: Detailspezifikation/Abs 12
            File qrCodeDumpDirectory = new File(testSetDirectory, "qr-code-dir-pdf");
            qrCodeDumpDirectory.mkdirs();
            List<byte[]> printedQRCodeReceipts = demoCashBox.printReceipt(receiptPackages,
                    ReceiptPrintType.QR_CODE);
            CashBoxUtils.writeReceiptsToFiles(printedQRCodeReceipts, "QR-", qrCodeDumpDirectory);

            //----------------------------------------------------------------------------------------------------
            //export receipts as PDF (OCR)
            //REF TO SPECIFICATION: Detailspezifikation/Abs 14
            File ocrCodeDumpDirectory = new File(testSetDirectory, "ocr-code-dir-pdf");
            ocrCodeDumpDirectory.mkdirs();
            List<byte[]> printedOCRCodeReceipts = demoCashBox.printReceipt(receiptPackages,
                    ReceiptPrintType.OCR);
            CashBoxUtils.writeReceiptsToFiles(printedOCRCodeReceipts, "OCR-", ocrCodeDumpDirectory);

            //----------------------------------------------------------------------------------------------------
            //dump executed testsuite
            File testSuiteDumpFile = new File(testSetDirectory,
                    cashboxSimulation.getSimulationRunLabel() + ".json");
            dumpJSONRepOfObject(cashboxSimulation, testSuiteDumpFile, true,
                    "------------CASHBOX Simulation------------");
        }
    } catch (CertificateEncodingException e) {
        e.printStackTrace();
    } catch (ParseException e) {
        e.printStackTrace();
    }
}

From source file:com.thoughtworks.go.security.CertificateUtil.java

public static String md5Fingerprint(X509Certificate certificate) {
    try {/*from  w ww  .j a  v  a 2  s.c o  m*/
        return DigestUtils.sha256Hex(certificate.getEncoded());
    } catch (GeneralSecurityException gse) {
        throw bomb(gse);
    }
}

From source file:Main.java

public static String certHash(final X509Certificate cert, String digest) {
    try {/*from  w w  w  . j a va 2s  .  c  o  m*/
        return certHash(cert.getEncoded(), digest);
    } catch (Exception ex) {
        throw new RuntimeException(ex);
    }
}

From source file:fi.laverca.util.X509Util.java

/**
 * Convert an X509 certificate to byte[] DER
 * @param cert Certificate to convert//from  ww  w.  j ava  2s. co  m
 * @return Converted certificate as byte[] DER or null if the conversion failed
 */
public static byte[] X509CertificateToDER(final X509Certificate cert) {
    try {
        return cert.getEncoded();
    } catch (Exception e) {
        log.error(e);
    }
    return null;
}

From source file:eu.europa.esig.dss.TokenIdentifier.java

/**
 * Return the DSS certificate's unique id for a given
 * {@link X509Certificate}./*  w ww . j av a2 s  .  c o  m*/
 *
 * @param cert
 * @return
 * @deprecated Use constructor instead
 */
@Deprecated
public static TokenIdentifier getId(final X509Certificate cert) {
    try {
        return new TokenIdentifier(cert.getEncoded());
    } catch (CertificateEncodingException e) {
        throw new DSSException(e);
    }
}

From source file:Main.java

public static String toString(X509Certificate certificate) throws CertificateEncodingException {
    String header = "-----BEGIN CERTIFICATE-----\n";
    String cert = Base64.encodeToString(certificate.getEncoded(), Base64.DEFAULT);
    String footer = "-----END CERTIFICATE-----";
    return header + cert + footer;
}

From source file:ee.sk.hwcrypto.demo.signature.TestSigningData.java

public static String getSigningCertificateInHex() {
    try {//from  ww  w .  ja v a 2  s . co m
        X509Certificate certificate = getSigningCert();
        byte[] derEncodedCertificate = certificate.getEncoded();
        String hexString = Hex.encodeHexString(derEncodedCertificate);
        return hexString;
    } catch (Exception e) {
        throw new RuntimeException("Certificate loading failed", e);
    }
}

From source file:com.aqnote.shared.cryptology.cert.io.PKCSTransformer.java

public static String getCrtFileB64(X509Certificate x509Cert) throws Exception {
    return Base64.encodeBase64String(x509Cert.getEncoded());
}