Pastable version of Encryption and Decryption

<pre class='prettyprint' language='cs'>// ***** Encryption and Decryption ***** //

byte[] Key(string sText) {
	if (Encoding.Default.GetBytes(sText).Length &gt; 32) {
		throw new ArgumentException(&quot;Key must be less than 32 bytes long.&quot;);
	}
	
	if (Encoding.Default.GetBytes(sText).Length &lt; 1) {
		throw new ArgumentException(&quot;Key must be more than 0 bytes long.&quot;);
	}
	
	while (Encoding.Default.GetBytes(sText).Length &lt; 32) {
		sText = sText + &quot; &quot;;
	}

return Encoding.Default.GetBytes(sText);
}

string Encrypt(string sText) {
	// Convert Input Text into Bytes Array
	byte[] bText = Encoding.Default.GetBytes(sText.Trim());
	
	// For storing encrypted bytes
	MemoryStream mStream = new MemoryStream();
	
	// get the algorithm to use
	SymmetricAlgorithm alg = SymmetricAlgorithm.Create(&quot;Rijndael&quot;);
	
	// Specify Block and Key Size
	alg.BlockSize = 256;
	alg.KeySize = 256;
	
	// Create our own Key and IV
	
	byte[] key = Key(&quot;34553513543651433545343545789341&quot;);
	byte[] iv = {1,5,6,7,8,1,3,4,5,7,8,9,2,4,5,6,4,5,6,2,4,5,6,4,6,4,2,3,4,8,6,2};
	
	ICryptoTransform encryptor = alg.CreateEncryptor(key, iv); //CreateEncryptor(Byte[] rgbKey, Byte[] rgbIV)
	
	// Tell the crypto stream where and how to encrypt
	CryptoStream crypto = new CryptoStream(mStream, encryptor, CryptoStreamMode.Write);
	
	// Do the actually encryption
	crypto.Write(bText, 0, bText.Length);
	crypto.Close();
	
	// Byte array with encrypted data
	byte[] cipher = mStream.ToArray();
	
	// Return Encrypted Text
	return Convert.ToBase64String(cipher);
}
	
string Decrypt(string sText) {
	// Convert Input Text into Bytes Array
	byte[] bText = Convert.FromBase64String(sText);
	
	// For storing encrypted bytes
	MemoryStream mStream = new MemoryStream(bText);
	
	// get the algorithm to use
	SymmetricAlgorithm alg = SymmetricAlgorithm.Create(&quot;Rijndael&quot;);
	
	// Specify Block and Key Size
	alg.BlockSize = 256;
	alg.KeySize = 256;
	
	// Create our own Key and IV
	byte[] key = Key(&quot;34953913543651433549343595789391&quot;);
	byte[] iv = {1,5,6,7,9,1,3,4,5,7,8,9,2,4,9,6,4,5,6,2,4,5,6,4,6,4,2,9,4,8,6,2};

ICryptoTransform decryptor = alg.CreateDecryptor(key, iv); //CreateDecryptor(Byte[] rgbKey, Byte[] rgbIV)
	
	// Tell the crypto stream where and how to decrypt
	CryptoStream crypto = new CryptoStream(mStream, decryptor, CryptoStreamMode.Read);
	
	// Do the actually decryption
	byte[] bOutput = new byte[bText.Length - 1 + 1];
	crypto.Read(bOutput, 0, bText.Length);
	crypto.Close();
	
	// Return Decrypted Text
	return Encoding.Default.GetString(bOutput).Replace(&quot;\x000&quot;, String.Empty);
}</pre>
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Pastable version of Encryption and Decryption