function a()
{
var PublicKey="A5B55950369962C81804C0929C07776A671E505D746E0B2EA1EEE06762D4448E89342AD5725C1703F5146B
37444751EF4BEB2D0803AE7D1787FA21486E3609761A29C1DB827B8DBBA5D9A8358B6F2C6A8FD942D3A0DE
C064263094663EFEB799EB635CBC64EA72A9EE4EC1983520F4795502277B9A53A122D7BDA2CB98FC7FB1";var RSA = new RSAKey();
RSA.setPublic(PublicKey, "10001");
var v = RSA.encrypt("aaa");
} 这段js代码的RSAKey 用c#怎么实现？
引用 http://aq.qq.com/unionverify/js/secrsa.js 文件
using System.Security.Cryptography; /// <summary>
/// RSA加密
/// </summary>
/// <param name="xmlPublicKey">公钥</param>
/// <param name="m_strEncryptString">加密的数据</param>
/// <returns>RSA公钥加密后的数据</returns>
static public string RSAEncrypt(string xmlPublicKey, string m_strEncryptString)
{
string outstr = "";
try
{
RSACryptoServiceProvider provider = new RSACryptoServiceProvider();
provider.FromXmlString(xmlPublicKey);
byte[] bytes;
bytes = provider.Encrypt(Encoding.UTF8.GetBytes(m_strEncryptString), false);
outstr = Convert.ToBase64String(bytes);
}
catch (Exception exception)
{
throw exception;
}
return outstr;
}
using <mscorlib.dll>
using namespace System;
using namespace System::Security::Cryptography;
using namespace System::Text;Byte RSAEncrypt(Byte DataToEncrypt[], RSAParameters RSAKeyInfo, bool DoOAEPPadding)[]
{
try
{
//Create a new instance of RSACryptoServiceProvider.
RSACryptoServiceProvider* RSA = new RSACryptoServiceProvider(); //Import the RSA Key information. This only needs
//toinclude the public key information.
RSA->ImportParameters(RSAKeyInfo); //Encrypt the passed byte array and specify OAEP padding.
//OAEP padding is only available on Microsoft Windows XP or
//later.
return RSA->Encrypt(DataToEncrypt, DoOAEPPadding);
}
//Catch and display a CryptographicException
//to the console.
catch(CryptographicException* e)
{
Console::WriteLine(e->Message); return 0;
}}Byte RSADecrypt(Byte DataToDecrypt[], RSAParameters RSAKeyInfo,bool DoOAEPPadding)[]
{
try
{
//Create a new instance of RSACryptoServiceProvider.
RSACryptoServiceProvider* RSA = new RSACryptoServiceProvider(); //Import the RSA Key information. This needs
//to include the private key information.
RSA->ImportParameters(RSAKeyInfo); //Decrypt the passed byte array and specify OAEP padding.
//OAEP padding is only available on Microsoft Windows XP or
//later.
return RSA->Decrypt(DataToDecrypt, DoOAEPPadding);
}
//Catch and display a CryptographicException
//to the console.
catch(CryptographicException* e)
{
Console::WriteLine(e); return 0;
}}int main()
{
try
{
//Create a UnicodeEncoder to convert between byte array and string.
UnicodeEncoding* ByteConverter = new UnicodeEncoding(); //Create byte arrays to hold original, encrypted, and decrypted data.
Byte dataToEncrypt[] = ByteConverter->GetBytes(S"Data to Encrypt");
Byte encryptedData[];
Byte decryptedData[]; //Create a new instance of RSACryptoServiceProvider to generate
//public and private key data.
RSACryptoServiceProvider* RSA = new RSACryptoServiceProvider(); //Pass the data to ENCRYPT, the public key information
//(using RSACryptoServiceProvider.ExportParameters(false),
//and a boolean flag specifying no OAEP padding.
encryptedData = RSAEncrypt(dataToEncrypt,RSA->ExportParameters(false), false); //Pass the data to DECRYPT, the private key information
//(using RSACryptoServiceProvider.ExportParameters(true),
//and a boolean flag specifying no OAEP padding.
decryptedData = RSADecrypt(encryptedData,RSA->ExportParameters(true), false); //Display the decrypted plaintext to the console.
Console::WriteLine(S"Decrypted plaintext: {0}", ByteConverter->GetString(decryptedData));
}
catch(ArgumentNullException*)
{
//Catch this exception in case the encryption did
//not succeed.
Console::WriteLine(S"Encryption failed."); }
}