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[Hardware] New XSIAM-Engineer Exam Questions｜Handy for Palo Alto Networks XSIAM Engineer

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【Hardware】 New XSIAM-Engineer Exam Questions｜Handy for Palo Alto Networks XSIAM Engineer

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Palo Alto Networks XSIAM-Engineer Exam Syllabus Topics:
TopicDetails
Topic 1
  • Integration and Automation: This section of the exam measures skills of SIEM Engineers and focuses on data onboarding and automation setup in XSIAM. It covers integrating diverse data sources such as endpoint, network, cloud, and identity, configuring automation feeds like messaging, authentication, and threat intelligence, and implementing Marketplace content packs. It also evaluates the ability to plan, create, customize, and debug playbooks for efficient workflow automation.
Topic 2
  • Planning and Installation: This section of the exam measures skills of XSIAM Engineers and covers the planning, evaluation, and installation of Palo Alto Networks Cortex XSIAM components. It focuses on assessing existing IT infrastructure, defining deployment requirements for hardware, software, and integrations, and establishing communication needs for XSIAM architecture. Candidates must also configure agents, Broker VMs, and engines, along with managing user roles, permissions, and access controls.
Topic 3
  • Content Optimization: This section of the exam measures skills of Detection Engineers and focuses on refining XSIAM content and detection logic. It includes deploying parsing and data modeling rules for normalization, managing detection rules based on correlation, IOCs, BIOCs, and attack surface management, and optimizing incident and alert layouts. Candidates must also demonstrate proficiency in creating custom dashboards and reporting templates to support operational visibility.
Topic 4
  • Maintenance and Troubleshooting: This section of the exam measures skills of Security Operations Engineers and covers post-deployment maintenance and troubleshooting of XSIAM components. It includes managing exception configurations, updating software components such as XDR agents and Broker VMs, and diagnosing data ingestion, normalization, and parsing issues. Candidates must also troubleshoot integrations, automation playbooks, and system performance to ensure operational reliability.

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Palo Alto Networks XSIAM Engineer Sample Questions (Q47-Q52):NEW QUESTION # 47
A company's XSIAM instance is generating a high volume of 'Publicly Accessible Storage Bucket' alerts for several S3 buckets that are intentionally public for content delivery. These legitimate alerts are creating noise and hindering the identification of truly misconfigured or malicious public buckets. As a Security Engineer, how would you optimize the ASM detection rules to reduce this false positive rate while maintaining vigilance over critical assets?
  • A. Disable the 'Publicly Accessible Storage Bucket' ASM rule entirely to stop the alerts.
  • B. Adjust the alert severity for these specific S3 buckets to 'Informational' instead of 'Critical'.
  • C. Modify the XQL query of the 'Publicly Accessible Storage Bucket' rule to only alert on buckets without specific 'public_content_delivery' tags.
  • D. Implement a SOAR playbook to automatically dismiss alerts for known public S3 buckets after manual review.
  • E. Create an exclusion rule for the specific S3 bucket names or tags within the existing ASM rule settings.
Answer: C,E
Explanation:
Both B and C are valid and effective strategies for optimizing ASM detection rules to reduce false positives. Option B (creating an exclusion rule) is a common and straightforward method within XSIAM's rule management for specific known exceptions. Option C (modifying the XQL query) offers more granular control. By filtering out buckets with a 'public_content_delivery' tag (assuming such tags are applied to legitimate public buckets), the rule directly targets truly misconfigured or unauthorized public access. This is a robust way to embed the business context into the detection logic. Option A is not an acceptable security practice. Option D only changes visibility, not the underlying detection. Option E is reactive and still requires the alerts to be generated and then dismissed, adding overhead.

NEW QUESTION # 48
An XSIAM engineer is troubleshooting why a specific 'Lateral Movement - Admin Share Access' alert is not being triggered, despite a known malicious activity occurring. The security team confirmed the event data is being ingested correctly and matches the rule's criteria'. Upon investigation, they discover an exclusion is active. The exclusion is configured as follows for 'Lateral Movement - Admin Share Access' rule:

The malicious activity involved an 'IT Management_Server" accessing an 'HR Database Server' (which is not tagged as Legacy_Windows Server') via an admin share. What is the reason the alert is not being triggered?
  • A. The "logical_operator: 'OR" means that if either the source host is tagged OR the destination host is tagged , the exclusion is applied. Since the source host is , the first condition is met, and the alert is excluded.
  • B. The exclusion configuration is syntactically incorrect, preventing any exclusions from being applied, so the alert should have triggered.
  • C. The exclusion requires both conditions to be true (an implicit 'AND' operator), and since is not , the exclusion should not have applied.
  • D. XSIAM's asset tagging is case-sensitive, and one of the tags might have a casing mismatch (e.g., 'it_management_server').
  • E. The Database_Server' implicitly inherited the tag, causing the second condition to be met.
Answer: A
Explanation:
The crucial part of the exclusion configuration is 'logical_operator: 'OR". This means that if any of the defined conditions within the exclusion_filter' are met, the entire exclusion is applied. In this scenario: Condition 1: 'source_host.asset_tags CONTAINS - This is TRUE because the malicious activity originated from an ' . Condition 2: CONTAINS - This is FALSE because the destination was an , not a Since the 'logical_operator' is 'OR' and Condition 1 is true, the overall exclusion condition evaluates to TRUE, and therefore, the alert is suppressed. This highlights the importance of carefully choosing the logical operator when defining exclusions to avoid overly broad suppressions.

NEW QUESTION # 49


  • A. Option E
  • B. Option B
  • C. Option D
  • D. Option C
  • E. Option A
Answer: B
Explanation:
Option B describes a highly effective and sophisticated multi-stage correlation. It breaks down the kill chain into distinct, correlated steps, significantly increasing the fidelity of the detection: Stage 1: Focuses on the initial suspicious download or connection, leveraging XSIAM's threat intelligence and prevalence data to identify anomalies even from a whitelisted process. Stage 2: Confirms the malicious payload's execution and its attempt at privilege escalation, a critical part of the attack. Stage 3: Identifies the final C2 communication, linking it back to the escalated process and confirming the malicious intent. This staged approach, with time-based correlation and grouping, provides high confidence alerts by requiring multiple low-fidelity indicators to align into a high-fidelity attack sequence. Options A, C, D, and E are too simplistic, would generate excessive false positives, or would miss critical stages of the attack.

NEW QUESTION # 50
A global manufacturing company is planning an XSIAM deployment. A critical data source is log data from their Operational Technology (OT) environment, which includes SCADA systems, PLCs, and historians. These systems produce unique, proprietary binary log formats and often use non-standard communication protocols (e.g., Modbus/TCP, OPC UA). What strategic considerations are paramount for successfully integrating this OT data into XSIAM, beyond standard IT data sources?
  • A. Prioritize the ingestion of event logs from Windows-based HMIs (Human-Machine Interfaces) as they are the most familiar and easiest to integrate using standard XSIAM collectors.
  • B. It is essential to deploy specialized OT security solutions (e.g., dedicated IDS/IPS for industrial protocols, OT-aware log collectors) within the Purdue Model's Level 1-2 to normalize and securely forward data to XSIAM, respecting network segmentation.
  • C. The primary focus should be on converting all OT data to CEF or LEEF format using generic industrial protocol converters and sending it directly to XSIAM's cloud tenant.
  • D. Due to the sensitive nature of OT, only aggregate statistics or 'summary of summaries' should be sent to XSIAM, with raw OT logs stored locally in the OT network.
  • E. Collaboration with OT engineers is critical to understand proprietary protocols, log structures, and the impact of any data collection activities on production, ensuring minimal disruption and proper data interpretation.
Answer: B,E
Explanation:
Integrating OT data is fundamentally different from IT. Option B is critical because direct integration with proprietary OT protocols is complex and risky. Specialized OT security solutions are designed to safely collect, normalize, and often parse these unique logs, acting as secure conduits to IT security platforms like XSIAM, while respecting the strict segmentation of the Purdue Model. Option E emphasizes the crucial need for collaboration with OT engineers. Their domain expertise is indispensable for understanding the operational impact of data collection, interpreting proprietary log formats, and ensuring data integrity and system stability. Option A is oversimplified; generic converters may not handle proprietary formats effectively. Option C only covers a small subset of OT logs. Option D severely limits visibility for effective threat detection and incident response.

NEW QUESTION # 51
A sophisticated APT group is known to use custom exfiltration techniques involving DNS tunneling. They typically encode data within legitimate-looking DNS queries to external command and control (C2) domains that are rarely queried by legitimate enterprise applications. To detect this in XSIAM, a security engineer needs to craft a BIOC rule. The rule should focus on high-volume, repetitive DNS queries to unknown or suspicious domains, especially when originating from non-DNS server assets. Which combination of XSIAM XDR fields and query logic would be most effective for this BIOC, minimizing false positives?
  • A.
  • B.
  • C.
  • D.
  • E.
Answer: B
Explanation:
Option C is the most effective and sophisticated BIOC for detecting DNS tunneling. Option A relies on known malicious domains, which might change. Option B specifically looks for TXT records and high volume, which is better but doesn't account for legitimate TXT use or source of queries. Option D is too simplistic. Option E focuses on response codes and process reputation, which is useful but might miss successful exfiltration or legitimate unknowns. Option C combines multiple strong indicators: outbound DNS, queries not seen from legitimate DNS servers, queries not in known good domains (leveraging XSIAM's external reputation), unusually long query names (indicative of encoded data), queries not from the legitimate DNS service itself, and a high volume from a single host within a short time window. This multi-faceted approach significantly reduces false positives while effectively targeting the described exfiltration technique.

NEW QUESTION # 52
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