The existence of physical barriers, card and personal identification number (PIN) access systems, cameras, alarms, and security guards BEST describes this security approach?

Question

Options

• ASecurity information and event management (SIEM)
• BSecurity perimeter
• CDefense-in-depth
• DAccess control

• A
  2% (1)
• B
  5% (2)
• C
  84% (36)
• D
  9% (4)

Explanation

The security approach that is best described by the existence of physical barriers, card and PIN access systems, cameras, alarms, and security guards is defense-in-depth. Defense-in-depth is a type of security strategy or principle that involves implementing and applying multiple layers or levels of security controls or measures on a system or a network, or on an organization or a business, to protect or secure the system or the network, or the organization or the business, from various threats or attacks, such as unauthorized access, data leakage, or denial of service. Defense-in-depth can provide various benefits, such as enhancing the security posture or performance of the system or the network, or of the organization or the business, and preventing or mitigating the impact or the damage of the threats or the attacks. Defense-in-depth can include various types or categories of security controls or measures, such as: Physical: The security controls or measures that involve using or applying physical or tangible objects or devices to protect or secure the system or the network, or the organization or the business, such as locks, doors, fences, or guards. Technical: The security controls or measures that involve using or applying technical or technological methods or solutions to protect or secure the system or the network, or the organization or the business, such as firewalls, encryption, or authentication. Administrative: The security controls or measures that involve using or applying administrative or managerial policies or procedures to protect or secure the system or the network, or the organization or the business, such as training, awareness, or auditing. Defense-in-depth is the security approach that is best described by the existence of physical barriers, card and PIN access systems, cameras, alarms, and security guards, as it reflects the concept or the idea of having multiple or different layers or levels of security controls or measures, and of using or applying physical security controls or measures, to protect or secure the system or the network, or the organization or the business.

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