AES_ECB_PKCS7 加解密

AES加密,对应java中的 aes/ECB/pkcs5padding 模式的算法

配置iv

static byte[] ivbyte = new byte[16] { 49, 50, 51, 52, 53, 54, 55, 56, 49, 50, 51, 52, 53, 54, 55, 56 };

加密

/// <summary>
/// AES加密 对应java中的 aes/ECB/pkcs5padding 模式的算法
/// </summary>
/// <param name="text">待加密的字符串</param>
/// <param name="key">密钥</param>
/// <returns></returns>
public static string Aes_ECB_PKCS7_Encrypt(string text, string key) {
    byte[] keyArray = UTF8Encoding.UTF8.GetBytes(key);
    byte[] toEncryptArray = UTF8Encoding.UTF8.GetBytes(text);
    var rDel = Aes.Create();
    rDel.Key = keyArray;
    rDel.IV = ivbyte;
    rDel.Mode = CipherMode.ECB;
    rDel.Padding = PaddingMode.PKCS7;
    ICryptoTransform cTransform = rDel.CreateEncryptor();
    byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);
    return Convert.ToBase64String(resultArray, 0, resultArray.Length);
}

解密

/// <summary>
/// AES解密  对应java中的 aes/ECB/pkcs5padding 模式的算法
/// </summary>
/// <param name="str">待解密的字符串</param>
/// <param name="key">密钥</param>
public static string Aes_ECB_PKCS7_Decrypt(string str, string key) {
    byte[] keyArray = UTF8Encoding.UTF8.GetBytes(key);
    byte[] toEncryptArray = Convert.FromBase64String(str);
    var rDel = Aes.Create();
    rDel.Key = keyArray;
    rDel.IV = ivbyte;//ivArray;
    rDel.Mode = CipherMode.ECB;
    rDel.Padding = PaddingMode.PKCS7;
    ICryptoTransform cTransform = rDel.CreateDecryptor();
    byte[] resultArray = cTransform.TransformFinalBlock(toEncryptArray, 0, toEncryptArray.Length);
    return UTF8Encoding.UTF8.GetString(resultArray);
}