Logical security primarily refers to restrictions based on which of the following?

Logical security is focused on protecting digital assets through the use of technology, rather than physical measures. The correct choice highlights the use of virtual permissions and profiles as essential components of this type of security. These permissions and profiles define who can access certain data or systems and what actions they can take once granted access. This encapsulates mechanisms such as user authentication, access control lists, role-based access controls, and permissions assigned within software applications and operating systems.

These virtual mechanisms are crucial in ensuring that only authorized users can access information or perform actions, thereby safeguarding sensitive data against unauthorized access, which is the primary goal of logical security. In contrast, the other options relate more to physical security measures or identifiable attributes rather than the digital controls that are fundamental to logical security.