Reading methods can be chosen at will. Feel free to use your imagination: you can include jumps and changes of direction. The more complex your chosen reading method, the more secure your application will be. The simplest of reading methods are not admitted for security reasons.
You can choose highly complex reading methods such as the following:

...

The security of the SAVERNOVA user authentication system is greatly increased by carrying your password card with you instead of having it displayed on your computer screen.

You can increase the security of your passwords by adding your own personal “SecureCode” (on your card) to the password that is generated each time. This ensures that each eight-character password always contains all four categories: upper-case letters, lower-case letters, numbers and special characters.