.mdb file is a Microsoft Access 2003 database.
Old Access versions (2.0, 95, 97, 2000, XP, 2003) uses this file type.
The new MS Access
2007 and Access 2010 use .accdb file type.
To break password protected Access database (.mdb file) you can use
Access
Password program. Access
Password recovers all Access password types and supports all
Access versions.
Possible password types:
Password to open
User passwords (system database is required to recover
user passwords)
Access database may contain a VBA project inside. To
recover password-protected VBA project you should use
VBA Password program.