you said:
Fullmm wrote:
people can still look at your code and reverse engineer the data from that :
yes , that is why I do not want encryption . Also I use C# , so codes can be easily read
Well, the majority of people won't have a clue how to do that. But the majority of people know how to open a file in a TextEditor.
There is no foolproof way to secure a file. The only thing that you can do is to make it as hard as possible so the fewest number of people can mess with it.
Personally, I have an application with an Access backend and for the majority of users, just changing the extension makes it so that they don't know how to open it and I leave it at that.
If I wanted it more secure, I would encrpyt it.