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RSA
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RSACryptoServiceProvider
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System.Security.Cryptography
RSACryptoServiceProvider rsaSend = new RSACryptoServiceProvider();
string plaintext = "Ã÷ÎÄ"; //Ã÷ÎÄ
byte[] ciphertext = rsaSend.Encrypt(System.Text.Encoding.UTF8.GetBytes(plaintext), false); //¼ÓÃܺó
lbl.Text = Convert.ToBase64String(ciphertext); //ÏÔʾ¼ÓÃܺóµÄ£¬ÎªÁËÏÔʾ²»¿É¼û×Ö·û£¬Ê¹ÓõÄÊÇ Base64 ±àÂë¡£
ʹÓà RSACryptoServiceProvider() ´´½¨ RSACryptoServiceProvider ÊµÀýʱ£¬×Ô¶¯²úÉúÃÜÔ¿¡£


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if (key == null)
{
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class Person
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virtual¡¢override
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using System.Net;
using System.Net.Sockets;
using System.Text;
using System.Threading;
Thread mythread ;
Socket socket;
// ÇåÀíËùÓÐÕýÔÚʹÓõÄ×ÊÔ´¡£
protected override void Dispose( bool disposing )
{
try
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