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  1. using System;
  2. using System.Security.Cryptography;
  3. using System.Text;
  4.  
  5. class EncryptorExample
  6. {
  7.      private static string quote =
  8.          "Things may come to those who wait, but only the " +
  9.          "things left by those who hustle. -- Abraham Lincoln";
  10.  
  11.      public static void Main()
  12.      {
  13.          AesCryptoServiceProvider aesCSP = new AesCryptoServiceProvider();
  14.  
  15.          aesCSP.GenerateKey();
  16.          aesCSP.GenerateIV();
  17.          byte[] encQuote = EncryptString(aesCSP, quote);
  18.  
  19.          Console.WriteLine("Encrypted Quote:\n");
  20.          Console.WriteLine(Convert.ToBase64String(encQuote));
  21.  
  22.          Console.WriteLine("\nDecrypted Quote:\n");
  23.          Console.WriteLine(DecryptBytes(aesCSP, encQuote));
  24.      }
  25.  
  26.      public static byte[] EncryptString(SymmetricAlgorithm symAlg, string inString)
  27.      {
  28.          byte[] inBlock = UnicodeEncoding.Unicode.GetBytes(inString);
  29.          ICryptoTransform xfrm = symAlg.CreateEncryptor();
  30.          byte[] outBlock = xfrm.TransformFinalBlock(inBlock, 0, inBlock.Length);
  31.  
  32.          return outBlock;
  33.      }
  34.  
  35.      public static string DecryptBytes(SymmetricAlgorithm symAlg, byte[] inBytes)
  36.      {
  37.          ICryptoTransform xfrm = symAlg.CreateDecryptor();
  38.          byte[] outBlock = xfrm.TransformFinalBlock(inBytes, 0, inBytes.Length);
  39.  
  40.          return UnicodeEncoding.Unicode.GetString(outBlock);
  41.      }
  42. }
Success #stdin #stdout 0.05s 38232KB
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Standard input is empty
stdout
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Encrypted Quote:

sIIvV7ZSHT8VWrxCW6ljmYWWrM7uRz7Xex0uKrrkONP25HkGspoS9eMJ7oMf5YPWvwhgHbUOAFUBmRE5lU/l2Yckhk37GpOUYxxF7MsseCDjSRq9ysqz7vPts3OznT621wCTlPXJD7w86UTPKlfdLnkaiurjOs29VQgwk0+UaQOnfDKay2ueDg6xvmuhNQRQ7bmYGjtTZZWiKx1phwlufDG/KzA6CUtH53/9dp/KOwSOKGILxK9guUlHV4Finsd4+724vE+/tBE31q9jBmqDvQ==

Decrypted Quote:

Things may come to those who wait, but only the things left by those who hustle. -- Abraham Lincoln
https://ideone.com/RPFXC
language:
C# (gmcs 5.20.1)
created:
11 years ago
visibility:
public

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