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private static string publicKey = "generate key ile ürettikten sonra buraya tamamını yapıştırın."; private static string privateKey = "generate key ile ürettikten sonra buraya tamamını yapıştırın."; public enum KeySizes { SIZE_512 = 512, SIZE_1024 = 1024, SIZE_2048 = 2048, SIZE_952 = 952, SIZE_1369 = 1369 }; private void button1_Click(object sender, EventArgs e) { //generateKeys(); string message = "sample string"; byte[] encrypted = Encrypt(Encoding.UTF8.GetBytes(message)); byte[] decrypted = Decrypt(encrypted); Console.WriteLine("Original\n\t " + message + "\n"); Console.WriteLine("Encrypted\n\t" + BitConverter.ToString(encrypted).Replace("-","") + "\n"); Console.WriteLine("Decrypted\n\t" + Encoding.UTF8.GetString(decrypted)); } private static void generateKeys() { using (var rsa = new RSACryptoServiceProvider((int)KeySizes.SIZE_2048)) { rsa.PersistKeyInCsp = false; publicKey = rsa.ToXmlString(false); Console.WriteLine(publicKey); privateKey = rsa.ToXmlString(true); Console.WriteLine(privateKey); } } private static byte[] Encrypt(byte[] input) { byte[] encrypted; using (var rsa = new RSACryptoServiceProvider((int)KeySizes.SIZE_2048)) { rsa.PersistKeyInCsp = false; rsa.FromXmlString(publicKey); encrypted = rsa.Encrypt(input, true); } return encrypted; } private static byte[] Decrypt(byte[] input) { byte[] decrypted; using (var rsa = new RSACryptoServiceProvider((int)KeySizes.SIZE_2048)) { rsa.PersistKeyInCsp = false; rsa.FromXmlString(privateKey); decrypted = rsa.Decrypt(input, true); } return decrypted; }
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