Final answer:
Personnel security measures like identification badges and voice recognition play key roles in verifying identities and protecting access to sensitive areas.
Step-by-step explanation:
Personnel security can indeed be provided by measures such as identification badges and voice recognition. These measures help organizations validate the identity of individuals and control access to secure areas and systems.
Identification badges are a form of physical credential that can be visually checked or scanned electronically, while voice recognition technology provides a biometric method of verifying an individual's identity by analyzing their unique vocal characteristics. Together, these security measures are important parts of a comprehensive security plan to protect sensitive information and assets.