What Happened to User-Level Security?

As discussed in the “What’s New in Access 2007 Security?” section, Microsoft has eliminated user-level security, unless you keep your database in the old .MDB file format. If you opt to keep your database in the old file format (.MDB), user-level security will work just as it did in Access 2003. Unfortunately, you will not be able to take advantage of most of the new features available with Access 2007. For example, you will not be able to use rich text in Memo fields. After you convert your database to the Access 2007 file format (.ACCDB), Access strips user-level security from the database, and it will no longer be available to you.

If you do keep your database in the .MDB file format, you need to be aware ...

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