File list (Check if you may need any files):
EncryptDecryptFile\AboutBox.cs
..................\AboutBox.Designer.cs
..................\AboutBox.resx
..................\app.config
..................\bin\Debug\EncryptFile.exe
..................\...\.....\EncryptFile.exe.config
..................\...\.....\EncryptFile.pdb
..................\...\.....\EncryptFile.vshost.exe
..................\...\.....\EncryptFile.vshost.exe.config
..................\...\.....\EncryptFile.vshost.exe.manifest
..................\EncryptFile.csproj
..................\Form1.cs
..................\Form1.Designer.cs
..................\Form1.resx
..................\HelpBox.cs
..................\HelpBox.Designer.cs
..................\HelpBox.resx
..................\key.ico
..................\obj\x86\Debug\DesignTimeResolveAssemblyReferences.cache
..................\...\...\.....\DesignTimeResolveAssemblyReferencesInput.cache
..................\...\...\.....\EncryptFile.AboutBox.resources
..................\...\...\.....\EncryptFile.csproj.FileListAbsolute.txt
..................\...\...\.....\EncryptFile.csproj.GenerateResource.Cache
..................\...\...\.....\EncryptFile.exe
..................\...\...\.....\EncryptFile.Form1.resources
..................\...\...\.....\EncryptFile.HelpBox.resources
..................\...\...\.....\EncryptFile.pdb
..................\...\...\.....\EncryptFile.Properties.Resources.resources
..................\...\...\.....\EncryptFile.ReEncryptBox.resources
..................\...\...\.....\GenerateResource-ResGen.read.1.tlog
..................\...\...\.....\GenerateResource-ResGen.write.1.tlog
..................\...\...\.....\TempPE\Properties.Resources.Designer.cs.dll
..................\Program.cs
..................\...perties\AssemblyInfo.cs
..................\..........\Resources.Designer.cs
..................\..........\Resources.resx
..................\..........\Settings.Designer.cs
..................\..........\Settings.settings
..................\ReEncryptBox.cs
..................\ReEncryptBox.Designer.cs
..................\ReEncryptBox.resx
..................\Utils\AES.cs
..................\.....\DirectoryEncrypt.cs
..................\.....\FileEncrypt.cs
..................\.....\InvokeUtil.cs
..................\obj\x86\Debug\TempPE
..................\...\...\Debug
..................\bin\Debug
..................\...\Release
..................\obj\x86
..................\bin
..................\obj
..................\Properties
..................\Utils
EncryptDecryptFile