Examples with KeyGenerator javax.crypto.KeyGenerator used on opensource projects

Example 91 with KeyGenerator

use of javax.crypto.KeyGenerator in project protools by SeanDragon.

the class ToolIDEA method initKey.

/**
 * 生成密钥 <br>
 *
 * @return byte[] 二进制密钥
 *
 * @throws Exception
 */
public static byte[] initKey() throws NoSuchAlgorithmException {
    // 实例化
    KeyGenerator kg = KeyGenerator.getInstance(KEY_ALGORITHM);
    // 初始化
    kg.init(128);
    // 生成秘密密钥
    SecretKey secretKey = kg.generateKey();
    // 获得密钥的二进制编码形式
    return secretKey.getEncoded();
}

Example 92 with KeyGenerator

use of javax.crypto.KeyGenerator in project protools by SeanDragon.

the class ToolHmacRipeMD method initHmacRipeMD160Key.

/**
 * 初始化HmacRipeMD160密钥
 *
 * @return byte[] 密钥
 *
 * @throws Exception
 */
public static byte[] initHmacRipeMD160Key() throws NoSuchAlgorithmException {
    // 加入BouncyCastleProvider支持
    Security.addProvider(new BouncyCastleProvider());
    // 初始化KeyGenerator
    KeyGenerator keyGenerator = KeyGenerator.getInstance("HmacRipeMD160");
    // 产生秘密密钥
    SecretKey secretKey = keyGenerator.generateKey();
    // 获得密钥
    return secretKey.getEncoded();
}

Example 93 with KeyGenerator

use of javax.crypto.KeyGenerator in project protools by SeanDragon.

the class ToolAES method initKey.

/**
 * 生成密钥 <br>
 *
 * @return byte[] 二进制密钥
 *
 * @throws Exception
 */
public static byte[] initKey() throws NoSuchAlgorithmException {
    // 实例化
    KeyGenerator kg = KeyGenerator.getInstance(KEY_ALGORITHM);
    /*
         * AES 要求密钥长度为 128位、192位或 256位
         */
    kg.init(256);
    // 生成秘密密钥
    SecretKey secretKey = kg.generateKey();
    // 获得密钥的二进制编码形式
    return secretKey.getEncoded();
}

Example 94 with KeyGenerator

use of javax.crypto.KeyGenerator in project protools by SeanDragon.

the class ToolMAC method initHmacSHAKey.

/**
 * 初始化HmacSHA1密钥
 *
 * @return
 *
 * @throws Exception
 */
public static byte[] initHmacSHAKey() throws NoSuchAlgorithmException {
    // 初始化KeyGenerator
    KeyGenerator keyGenerator = KeyGenerator.getInstance("HMacTiger");
    // 产生秘密密钥
    SecretKey secretKey = keyGenerator.generateKey();
    // 获得密钥
    return secretKey.getEncoded();
}

Example 95 with KeyGenerator

use of javax.crypto.KeyGenerator in project protools by SeanDragon.

the class ToolMAC_BCP method initHmacMD2Key.

/**
 * 初始化HmacMD2密钥
 *
 * @return byte[] 密钥
 *
 * @throws Exception
 */
public static byte[] initHmacMD2Key() throws NoSuchAlgorithmException {
    // 加入BouncyCastleProvider支持
    Security.addProvider(new BouncyCastleProvider());
    // 初始化KeyGenerator
    KeyGenerator keyGenerator = KeyGenerator.getInstance("HmacMD2");
    // 产生秘密密钥
    SecretKey secretKey = keyGenerator.generateKey();
    // 获得密钥
    return secretKey.getEncoded();
}