CompTIA A+ Certification Core 2 (220-1102) - Physical Security

The video discusses the importance of physical security in protecting IT infrastructure. It begins with a story illustrating the vulnerability of physical security, then explains the three shells of physical security: perimeter, room, and device security. Various measures such as security guards, man traps, locks, badge readers, and biometric systems are covered. The video also highlights the importance of securing individual devices with cable locks, USB locks, and privacy screens. Additional tools like key fobs and hardware tokens are mentioned as part of a comprehensive security strategy.

What was the main lesson from the story about the unhackable web server?

• Firewalls are the best defense.

• Servers should be kept at home.

• Physical security is often overlooked.

• Digital security is foolproof.

Which of the following is NOT a layer of physical security mentioned?

• Perimeter security

• Room locks

• Device security

• Network firewalls

What is a man trap used for in physical security?

• To monitor network traffic

• To isolate and verify credentials

• To trap intruders physically

• To lock doors automatically

What is a common problem with traditional locked doors?

• They require a key, which can be lost.

• They are not secure against digital threats.

• They are too expensive.

• They are always left open.

How do badge readers enhance security?

• By requiring a physical key

• By providing video surveillance

• By using RFID technology for access

• By monitoring network activity

What is the purpose of a USB lock?

• To connect multiple devices

• To encrypt data on USB drives

• To physically block USB ports

• To charge devices faster

What is a hardware token used for?

• To encrypt emails

• To backup data

• To provide a changing code for authentication

• To store passwords