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PCDRA: Which Cortex XDR module can prevent load dynamic libraries attack?


An attacker tries to load dynamic libraries on macOS from an unsecure location.

Which Cortex XDR module can prevent this attack?

A. DDL Security
B. Hot Patch Protection
C. Kernel Integrity Monitor (KIM)
D. Dylib Hijacking


D. Dylib Hijacking


The correct answer is D. Dylib Hijacking.

Dylib Hijacking, also known as Dynamic Library Hijacking, is a technique used by attackers to load malicious dynamic libraries on macOS from an unsecure location. This technique takes advantage of the way macOS searches for dynamic libraries to load when an application is executed.

To prevent such attacks, Palo Alto Networks offers the Dylib Hijacking prevention capability as part of their Cortex XDR platform. This capability is designed to detect and block attempts to load dynamic libraries from unauthorized or unsecure locations.

Let’s briefly discuss the other options to provide a comprehensive explanation:

A. DDL Security: This is not the correct answer. DDL Security is not specifically designed to prevent dynamic library loading attacks on macOS. DDL Security is focused on protecting against DLL (Dynamic Link Library) hijacking on Windows systems.

B. Hot Patch Protection: Hot Patch Protection is not directly related to preventing dynamic library loading attacks. It is a security feature that protects against runtime patching or modification of code in memory, often used by advanced attackers to bypass security measures. While Hot Patch Protection is a valuable security feature, it is not directly relevant to the scenario described.

C. Kernel Integrity Monitor (KIM): Kernel Integrity Monitor is also not the correct answer. KIM is a module in Cortex XDR that focuses on monitoring and protecting the integrity of the macOS kernel. It detects and prevents unauthorized modifications to critical kernel components. While KIM plays an essential role in overall macOS security, it does not specifically address the prevention of dynamic library loading attacks.

In conclusion, Dylib Hijacking is the Cortex XDR module that specifically addresses the prevention of attackers loading dynamic libraries from unsecure locations on macOS. By leveraging this module, organizations can enhance their security posture and protect against this specific attack vector.


Palo Alto Networks Certified Detection and Remediation Analyst PCDRA certification exam practice question and answer (Q&A) dump with detail explanation and reference available free, helpful to pass the Palo Alto Networks Certified Detection and Remediation Analyst PCDRA exam and earn Palo Alto Networks Certified Detection and Remediation Analyst PCDRA certification.

Alex Lim is a certified IT Technical Support Architect with over 15 years of experience in designing, implementing, and troubleshooting complex IT systems and networks. He has worked for leading IT companies, such as Microsoft, IBM, and Cisco, providing technical support and solutions to clients across various industries and sectors. Alex has a bachelor’s degree in computer science from the National University of Singapore and a master’s degree in information security from the Massachusetts Institute of Technology. He is also the author of several best-selling books on IT technical support, such as The IT Technical Support Handbook and Troubleshooting IT Systems and Networks. Alex lives in Bandar, Johore, Malaysia with his wife and two chilrdren. You can reach him at [email protected] or follow him on Website | Twitter | Facebook

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