To provide a data display and data display method with which a user can correctly recognize data stored in a database.

A display means 101 accesses the database to acquire data stored in the database and displays them. A first password generation means 102 generates a first password on the basis of the data used by the display means 101. A second password generation means 103 generates a second password on the basis of the data stored in the database at present. A collation means 104 collates the first password with the second password.