Encrypt and decrypt file using filestream and AES algorithm C#

namespace File_Encryption
{
	class AES
	{
		public static void Main(String[] args)
		{
		  }
		private void EncryptFile(string inputFile, string outputFile)
		{
		    try
		    {
		        string password = @"myKey123"; // Your Key Here
		        UnicodeEncoding UE = new UnicodeEncoding();
		        byte[] key = UE.GetBytes(password);		
		        string cryptFile = outputFile;
		        FileStream fsCrypt = new FileStream(cryptFile, FileMode.Create);		
		        RijndaelManaged RMCrypto = new RijndaelManaged();		
		        CryptoStream cs = new CryptoStream(fsCrypt,RMCrypto.CreateEncryptor(key,key),CryptoStreamMode.Write);	
		        FileStream fsIn = new FileStream(inputFile, FileMode.Open);		
		        int data;
		        while ((data = fsIn.ReadByte()) != -1)
		        cs.WriteByte((byte)data);	
		        fsIn.Close();
		        cs.Close();
		        fsCrypt.Close();
		    }
		    catch(Exception E)
		    {		       
		    }
		}
		///<summary>
		/// Steve Lydford - 12/05/2008.
		///
		/// Decrypts a file using Rijndael algorithm.
		///</summary>
		///<param name="inputFile"></param>
		///<param name="outputFile"></param>
		private void DecryptFile(string inputFile, string outputFile)
		{		
		    {
		        string password = @"myKey123"; // Your Key Here		
		        UnicodeEncoding UE = new UnicodeEncoding();
		        byte[] key = UE.GetBytes(password);		
		        FileStream fsCrypt = new FileStream(inputFile, FileMode.Open);		
		        RijndaelManaged RMCrypto = new RijndaelManaged();		
		        CryptoStream cs = new CryptoStream(fsCrypt,RMCrypto.CreateDecryptor(key, key),CryptoStreamMode.Read);		            		
		        FileStream fsOut = new FileStream(outputFile, FileMode.Create);		
		        int data;
		        while ((data = cs.ReadByte()) != -1)
		        fsOut.WriteByte((byte)data);		
		        fsOut.Close();
		        cs.Close();
		        fsCrypt.Close();
		    }
	   }
    }
}