Defensive Design

Defensive Design

1. User Interface

   • It is important to balance user access and limiting the user's access to prevent them from getting things wrong.
   • Menu driven interface
     • Menus limit the user to choices on a menu which removes the possibility of invalid results
   • Screen widgets
     • Small widgets provide slightly more flexibility than hard coded menus.
     • Calendar Widget
     • Colour Picker Widget
     • Drop down list and spinners
   • It is important to balance user access and limiting the user's access to prevent them from getting things wrong.

2. Defencive design is trying to anticipate ways the user can misuse a system and try to minimise or remove them

3. Authentication

   • Authentication is a way of confirming an authorised user is access

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