Understanding system errors
In most cases, an organization will choose to implement a biometric system to control access to a facility, room, or system. Careful consideration prior to implementation includes weighing the pros and cons of the different types of systems. We also want to make sure the selected biometric has most of the desired qualities, such as having uniqueness, ensuring collectability, and avoiding circumvention. In addition, we'll want to make sure the system is capable of performing accurately.
Next, let's take a look at what errors can occur while making a decision.
Making a correct decision
You may see a figure from a vendor that lists the error rate. For example, you might see the following listed in the specifications:
A biometric system will commonly have the following errors: