store data to isolated storage in memory

I have to store data to isolated storage in memory 开发者_Python百科in such a way that other applications that are run by the same user and at the same time other users running the same application cannot access the data directly. How can I do this?

Try this

IsolatedStorageFile.GetUserStoreForAssembly();

But befor to use it you need to import namespace System.IO.IsolatedStorage;
Here is more detail IsolatedStorageFile Class