Physical Security: Biometrics, Retinal Scanner and Badges

Physical Security: Biometrics, Retinal Scanner and Badges Now we explore other security measures but unlike physical security, these are tools that will validate who you say you really are. There are a number of different types of Biometric authentication methods such as retinal scanning, facial recognition, etc.  This lesson presents an overview of the various types of biometric security methods and the other authentication methods that are paired/used with them, and explains why it is necessary to have a good secondary, 2-layer security authentication process.
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