Midsize and large companies have complex IT infrastructures and many systems, each with its own set of users. Identity management software automates the process of keeping track of all these users and their system privileges, assigning each user a unique digital identity for accessing each system. It also includes tools for authenticating users, protecting user identities, and controlling access to system resources.

$\_\_\_\_\_\_\_\_\_\_$ uses systems that read and interpret individual human traits, such as fingerprints, irises, and voices, in order to grant or deny access.

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A token

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Biometric authentication

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A digital certificate system

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An intrusion detection system