Examples with SecretKeySpec javax.crypto.spec.SecretKeySpec used on opensource projects

Example 6 with SecretKeySpec

use of javax.crypto.spec.SecretKeySpec in project hbase by apache.

the class TestMobCompactor method testMajorCompactionFromAdmin.

@Test(timeout = 300000)
public void testMajorCompactionFromAdmin() throws Exception {
    resetConf();
    int mergeSize = 5000;
    // change the mob compaction merge size
    conf.setLong(MobConstants.MOB_COMPACTION_MERGEABLE_THRESHOLD, mergeSize);
    SecureRandom rng = new SecureRandom();
    byte[] keyBytes = new byte[AES.KEY_LENGTH];
    rng.nextBytes(keyBytes);
    String algorithm = conf.get(HConstants.CRYPTO_KEY_ALGORITHM_CONF_KEY, HConstants.CIPHER_AES);
    Key cfKey = new SecretKeySpec(keyBytes, algorithm);
    byte[] encryptionKey = EncryptionUtil.wrapKey(conf, conf.get(HConstants.CRYPTO_MASTERKEY_NAME_CONF_KEY, User.getCurrent().getShortName()), cfKey);
    final TableName tableName = TableName.valueOf(name.getMethodName());
    HTableDescriptor desc = new HTableDescriptor(tableName);
    HColumnDescriptor hcd1 = new HColumnDescriptor(family1);
    hcd1.setMobEnabled(true);
    hcd1.setMobThreshold(0);
    hcd1.setEncryptionType(algorithm);
    hcd1.setEncryptionKey(encryptionKey);
    HColumnDescriptor hcd2 = new HColumnDescriptor(family2);
    hcd2.setMobEnabled(true);
    hcd2.setMobThreshold(0);
    desc.addFamily(hcd1);
    desc.addFamily(hcd2);
    admin.createTable(desc, getSplitKeys());
    Table table = conn.getTable(tableName);
    BufferedMutator bufMut = conn.getBufferedMutator(tableName);
    int count = 4;
    // generate mob files
    loadData(admin, bufMut, tableName, count, rowNumPerFile);
    int rowNumPerRegion = count * rowNumPerFile;
    assertEquals("Before deleting: mob rows count", regionNum * rowNumPerRegion, countMobRows(table));
    assertEquals("Before deleting: mob cells count", regionNum * cellNumPerRow * rowNumPerRegion, countMobCells(table));
    assertEquals("Before deleting: mob file count", regionNum * count, countFiles(tableName, true, family1));
    createDelFile(table, tableName, Bytes.toBytes(family1), Bytes.toBytes(qf1));
    assertEquals("Before compaction: mob rows count", regionNum * (rowNumPerRegion - delRowNum), countMobRows(table));
    assertEquals("Before compaction: mob cells count", regionNum * (cellNumPerRow * rowNumPerRegion - delCellNum), countMobCells(table));
    assertEquals("Before compaction: family1 mob file count", regionNum * count, countFiles(tableName, true, family1));
    assertEquals("Before compaction: family2 mob file count", regionNum * count, countFiles(tableName, true, family2));
    assertEquals("Before compaction: family1 del file count", regionNum, countFiles(tableName, false, family1));
    assertEquals("Before compaction: family2 del file count", regionNum, countFiles(tableName, false, family2));
    // do the major mob compaction, it will force all files to compaction
    admin.majorCompact(tableName, hcd1.getName(), CompactType.MOB);
    waitUntilMobCompactionFinished(tableName);
    assertEquals("After compaction: mob rows count", regionNum * (rowNumPerRegion - delRowNum), countMobRows(table));
    assertEquals("After compaction: mob cells count", regionNum * (cellNumPerRow * rowNumPerRegion - delCellNum), countMobCells(table));
    assertEquals("After compaction: family1 mob file count", regionNum, countFiles(tableName, true, family1));
    assertEquals("After compaction: family2 mob file count", regionNum * count, countFiles(tableName, true, family2));
    assertEquals("After compaction: family1 del file count", 0, countFiles(tableName, false, family1));
    assertEquals("After compaction: family2 del file count", regionNum, countFiles(tableName, false, family2));
    Assert.assertTrue(verifyEncryption(tableName, family1));
    table.close();
}

Example 7 with SecretKeySpec

use of javax.crypto.spec.SecretKeySpec in project weixin-java-tools by chanjarster.

the class WxCryptUtil method encrypt.

/**
   * 对明文进行加密.
   *
   * @param plainText 需要加密的明文
   * @return 加密后base64编码的字符串
   */
protected String encrypt(String randomStr, String plainText) {
    ByteGroup byteCollector = new ByteGroup();
    byte[] randomStringBytes = randomStr.getBytes(CHARSET);
    byte[] plainTextBytes = plainText.getBytes(CHARSET);
    byte[] bytesOfSizeInNetworkOrder = number2BytesInNetworkOrder(plainTextBytes.length);
    byte[] appIdBytes = appidOrCorpid.getBytes(CHARSET);
    // randomStr + networkBytesOrder + text + appid
    byteCollector.addBytes(randomStringBytes);
    byteCollector.addBytes(bytesOfSizeInNetworkOrder);
    byteCollector.addBytes(plainTextBytes);
    byteCollector.addBytes(appIdBytes);
    // ... + pad: 使用自定义的填充方式对明文进行补位填充
    byte[] padBytes = PKCS7Encoder.encode(byteCollector.size());
    byteCollector.addBytes(padBytes);
    // 获得最终的字节流, 未加密
    byte[] unencrypted = byteCollector.toBytes();
    try {
        // 设置加密模式为AES的CBC模式
        Cipher cipher = Cipher.getInstance("AES/CBC/NoPadding");
        SecretKeySpec keySpec = new SecretKeySpec(aesKey, "AES");
        IvParameterSpec iv = new IvParameterSpec(aesKey, 0, 16);
        cipher.init(Cipher.ENCRYPT_MODE, keySpec, iv);
        // 加密
        byte[] encrypted = cipher.doFinal(unencrypted);
        // 使用BASE64对加密后的字符串进行编码
        String base64Encrypted = base64.encodeToString(encrypted);
        return base64Encrypted;
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

Example 8 with SecretKeySpec

use of javax.crypto.spec.SecretKeySpec in project weixin-java-tools by chanjarster.

the class WxCryptUtil method decrypt.

/**
   * 对密文进行解密.
   *
   * @param cipherText 需要解密的密文
   * @return 解密得到的明文
   */
public String decrypt(String cipherText) {
    byte[] original;
    try {
        // 设置解密模式为AES的CBC模式
        Cipher cipher = Cipher.getInstance("AES/CBC/NoPadding");
        SecretKeySpec key_spec = new SecretKeySpec(aesKey, "AES");
        IvParameterSpec iv = new IvParameterSpec(Arrays.copyOfRange(aesKey, 0, 16));
        cipher.init(Cipher.DECRYPT_MODE, key_spec, iv);
        // 使用BASE64对密文进行解码
        byte[] encrypted = Base64.decodeBase64(cipherText);
        // 解密
        original = cipher.doFinal(encrypted);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
    String xmlContent, from_appid;
    try {
        // 去除补位字符
        byte[] bytes = PKCS7Encoder.decode(original);
        // 分离16位随机字符串,网络字节序和AppId
        byte[] networkOrder = Arrays.copyOfRange(bytes, 16, 20);
        int xmlLength = bytesNetworkOrder2Number(networkOrder);
        xmlContent = new String(Arrays.copyOfRange(bytes, 20, 20 + xmlLength), CHARSET);
        from_appid = new String(Arrays.copyOfRange(bytes, 20 + xmlLength, bytes.length), CHARSET);
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
    // appid不相同的情况
    if (!from_appid.equals(appidOrCorpid)) {
        throw new RuntimeException("AppID不正确");
    }
    return xmlContent;
}

Example 9 with SecretKeySpec

use of javax.crypto.spec.SecretKeySpec in project UltimateAndroid by cymcsg.

the class TripleDES method decrypt.

/**
     * Decrypt the message with TripleDES
     *
     * @param message
     * @return
     * @throws Exception
     */
public static String decrypt(String message) throws Exception {
    if (message == null || message == "")
        return "";
    byte[] values = Base64decoding(message, 0);
    final MessageDigest md = MessageDigest.getInstance("SHA-1");
    final byte[] digestOfPassword = md.digest(token.getBytes("utf-8"));
    final byte[] keyBytes = copyOf(digestOfPassword, 24);
    for (int j = 0, k = 16; j < 8; ) {
        keyBytes[k++] = keyBytes[j++];
    }
    final SecretKey key = new SecretKeySpec(keyBytes, "DESede");
    String s1 = "12345678";
    byte[] bytes = s1.getBytes();
    final IvParameterSpec iv = new IvParameterSpec(bytes);
    final Cipher decipher = Cipher.getInstance("DESede/CBC/PKCS5Padding");
    decipher.init(Cipher.DECRYPT_MODE, key, iv);
    final byte[] plainText = decipher.doFinal(values);
    return new String(plainText, "UTF-8");
}

Example 10 with SecretKeySpec

use of javax.crypto.spec.SecretKeySpec in project UltimateAndroid by cymcsg.

the class TripleDES method decrypt.

/**
     * Decrypt the message with TripleDES
     *
     * @param message
     * @return
     * @throws Exception
     */
public static String decrypt(byte[] message) throws Exception {
    byte[] values = Base64decodingByte(message, 0);
    final MessageDigest md = MessageDigest.getInstance("SHA-1");
    final byte[] digestOfPassword = md.digest(token.getBytes("utf-8"));
    final byte[] keyBytes = copyOf(digestOfPassword, 24);
    for (int j = 0, k = 16; j < 8; ) {
        keyBytes[k++] = keyBytes[j++];
    }
    final SecretKey key = new SecretKeySpec(keyBytes, "DESede");
    String s1 = "12345678";
    byte[] bytes = s1.getBytes();
    final IvParameterSpec iv = new IvParameterSpec(bytes);
    final Cipher decipher = Cipher.getInstance("DESede/CBC/PKCS5Padding");
    decipher.init(Cipher.DECRYPT_MODE, key, iv);
    final byte[] plainText = decipher.doFinal(values);
    return new String(plainText, "UTF-8");
}