This application will be useful for sharing files securely and confidentially because it generated dynamic link for download and deletes file after being downloaded. Once you upload any file, It will be uploaded to server and generate download link. Get that download link and give it to one you want. Once the other user downloads it, file will be automatically deleted. So Other user will get that file and it is deleted from server too.If user or tries to download it 2nd time then It will give "Incorrect URL" as message.