20 Questions
Which common types of network connectivity might you see in an IoT device?
Bluetooth
What is ASLR and how does it affect the stack?
ASLR is a technique to randomize the addresses in virtual memory and it helps prevent buffer overflow exploits
Which type of system is considered absolutely secure?
A system that is shut off and disconnected from all networks
Which concept of the CIA Triad is associated with reliability?
Integrity
A malicious actor has breached the firewall with a reverse shell. Which side of the CIA triad is most affected?
Confidentiality
What is an example of identification?
A username is used for identification by uniquely identifying a person or subject
Which type of access control model is a CAPTCHA an example of?
Attribute-Based Access Control (ABAC)
What is a sandbox?
A sandbox is an isolated environment that enables users to run programs without affecting the system
What element of the Parkerian Hexad is concerned with usefulness?
Utility
Which two attributes are included in the concept of risk?
Integrity and Authenticity
Which phase of the incident response (IR) process includes putting the system back better than the original state?
Recovery
Which combination of factors demonstrates multi-factor authentication?
Something you know and something you have
What is an example of identification?
Assigning a user ID to a human being
What is an example of authentication?
Verifying a user or process with a PIN
Which factors demonstrate multi-factor authentication?
Something you know and something you have
What is an objective for performing an audit?
Ensuring compliance with applicable laws
What are two common values for a network access control list (ACL)?
Deny and allow
A threat is something that has the potential to cause _______.
Harm
Vulnerabilities are weaknesses that can be used to cause _______.
Harm
What is the goal of the recovery phase in the incident response (IR) process?
To recover to a better state than prior to the incident
Test your knowledge on network connectivity options for IoT devices and the concept of ASLR. Learn about wired, wireless, and WAN connectivity types commonly used in IoT devices. Understand how ASLR (address space layout randomization) works and its impact on the stack in operating systems.
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