In this section, you will learn how to build a simple secure PHP/Oracle application. The intent of this example is to demonstrate how to use simple security mechanisms available in PHP and Oracle in a complementary way in order to protect sensitive data from unauthorized disclosure and prevent data from unauthorized modification or destruction of data.
In particular, you will see how to organize data structures within the database to ensure a secure access to the application data stored in the database, and how to build secure PHP scripts through which application users will access that data.
An important point to note here is that the example discussed in this section uses only those Oracle database features that are available in any of Oracle the database editions, including Oracle Database Express Edition.
Another point to note about the example discussed here is that, in order to follow it, you do not necessarily need to have the samples from the previous...