Get Palo Alto Networks PSE-Strata-Pro-24 Exam Practice Questions - Real and Updated

Answer : A, B, E

Panorama is Palo Alto Networks' centralized management solution for managing multiple firewalls. It supports multiple deployment options to suit different infrastructure needs. The valid deployment options are as follows:

Why 'As a virtual machine (ESXi, Hyper-V, KVM)' (Correct Answer A)?

Panorama can be deployed as a virtual machine on hypervisors like VMware ESXi, Microsoft Hyper-V, and KVM. This is a common option for organizations that already utilize virtualized infrastructure.

Why 'With a cloud service provider (AWS, Azure, GCP)' (Correct Answer B)?

Panorama is available for deployment in the public cloud on platforms like AWS, Microsoft Azure, and Google Cloud Platform. This allows organizations to centrally manage firewalls deployed in cloud environments.

Why 'As a dedicated hardware appliance (M-100, M-200, M-500, M-600)' (Correct Answer E)?

Panorama is available as a dedicated hardware appliance with different models (M-100, M-200, M-500, M-600) to cater to various performance and scalability requirements. This is ideal for organizations that prefer physical appliances.

Why not 'As a container (Docker, Kubernetes, OpenShift)' (Option C)?

Panorama is not currently supported as a containerized deployment. Containers are more commonly used for lightweight and ephemeral services, whereas Panorama requires a robust and persistent deployment model.

Why not 'On a Raspberry Pi (Model 4, Model 400, Model 5)' (Option D)?

Panorama cannot be deployed on low-powered hardware like Raspberry Pi. The system requirements for Panorama far exceed the capabilities of Raspberry Pi hardware.

Answer : B

Create a New Threat Profile (Answer B):

Performance tuning in Intrusion Prevention System (IPS) involves ensuring that only the most relevant and necessary signatures are enabled for the specific environment.

Palo Alto Networks allows you to create custom threat profiles to selectively enable signatures that match the threats most likely to affect the environment. This reduces unnecessary resource usage and ensures optimal performance.

By tailoring the signature set, organizations can focus on real threats without impacting overall throughput and latency.

Why Not A:

Leaving all signatures turned on is not a best practice because it may consume excessive resources, increasing processing time and degrading firewall performance, especially in high-throughput environments.

Why Not C:

While working with TAC for debugging may help identify specific performance bottlenecks, it is not a recommended approach for routine performance tuning. Instead, proactive configuration changes, such as creating tailored threat profiles, should be made.

Why Not D:

Disabling irrelevant threat signatures can improve performance, but this task is effectively accomplished by creating a new threat profile. Manually disabling signatures one by one is not scalable or efficient.

Reference from Palo Alto Networks Documentation:

Threat Prevention Best Practices

Custom Threat Profile Configuration

Answer : A, D

Free AIOps for NGFW Tool (Answer A):

The free AIOps for NGFW tool uses machine learning-powered analytics to monitor firewall performance, detect potential capacity issues, and provide insights for proactive management.

This tool helps operations teams identify capacity thresholds, performance bottlenecks, and configuration issues, reducing the reliance on manual expertise for routine tasks.

By using AIOps, the customer can avoid rushed upgrade projects in the future, as the tool provides predictive insights and recommendations for capacity planning.

AIOps Premium within Strata Cloud Manager (Answer D):

AIOps Premium is a paid version available within Strata Cloud Manager (SCM), offering more advanced analytics and proactive monitoring capabilities.

It helps address operational challenges by automating workflows and ensuring the health and performance of NGFWs, minimizing the need for constant manual intervention.

This aligns with the CIO's goal of freeing up the operations team for more valuable business tasks.

Why Not B:

While training may help the operations team gain confidence, the long-term focus should be on reducing their manual workload by providing automated tools like AIOps. The CIO's concern indicates that relying on manual expertise for ongoing maintenance is not a scalable solution.

Why Not C:

Simply informing the CIO about enhanced features from a PAN-OS upgrade does not address the capacity planning issues or reduce the dependency on the operations team for manual issue resolution.

Reference from Palo Alto Networks Documentation:

AIOps for NGFW Overview

Strata Cloud Manager and AIOps Integration

Answer : A, C

When planning a firewall deployment with SSL/TLS decryption enabled, it is crucial to consider the additional processing overhead introduced by decrypting and inspecting encrypted traffic. Here are the details for each statement:

Why 'SSL decryption traffic amounts vary from network to network' (Correct Answer A)?

SSL decryption traffic varies depending on the organization's specific network environment, user behavior, and applications. For example, networks with heavy web traffic, cloud applications, or encrypted VoIP traffic will have more SSL/TLS decryption processing requirements. This variability means each deployment must be properly assessed and sized accordingly.

Why 'Perfect Forward Secrecy (PFS) ephemeral key exchange algorithms such as Diffie-Hellman Ephemeral (DHE) and Elliptic-Curve Diffie-Hellman Exchange (ECDHE) consume more processing resources than Rivest-Shamir-Adleman (RSA) algorithms' (Correct Answer C)?

PFS algorithms like DHE and ECDHE generate unique session keys for each connection, ensuring better security but requiring significantly more processing power compared to RSA key exchange. When decryption is enabled, firewalls must handle these computationally expensive operations for every encrypted session, impacting performance and sizing requirements.

Why not 'Large average transaction sizes consume more processing power to decrypt' (Option B)?

While large transaction sizes can consume additional resources, SSL/TLS decryption is more dependent on the number of sessions and the complexity of the encryption algorithms used, rather than the size of the transactions. Hence, this is not a primary best practice consideration.

Why not 'Rivest-Shamir-Adleman (RSA) certificate authentication method consumes more resources than Elliptic Curve Digital Signature Algorithm (ECDSA), but ECDSA is more secure' (Option D)?

This statement discusses certificate authentication methods, not SSL/TLS decryption performance. While ECDSA is more efficient and secure than RSA, it is not directly relevant to sizing considerations for firewall deployments with decryption enabled.

Answer : A

When configuring Advanced URL Filtering on a Palo Alto Networks firewall, the 'Ransomware' category should be explicitly blocked to protect customers from URLs associated with ransomware activities. Ransomware URLs typically host malicious code or scripts designed to encrypt user data and demand a ransom. By blocking the 'Ransomware' category, systems engineers can proactively prevent users from accessing such URLs.

Why 'Ransomware' (Correct Answer A)?

The 'Ransomware' category is specifically curated by Palo Alto Networks to include URLs known to deliver ransomware or support ransomware operations. Blocking this category ensures that any URL categorized as part of this list will be inaccessible to end-users, significantly reducing the risk of ransomware attacks.

Why not 'High Risk' (Option B)?

While the 'High Risk' category includes potentially malicious sites, it is broader and less targeted. It may not always block ransomware-specific URLs. 'High Risk' includes a range of websites that are flagged based on factors like bad reputation or hosting malicious content in general. It is less focused than the 'Ransomware' category.

Why not 'Scanning Activity' (Option C)?

The 'Scanning Activity' category focuses on URLs used in vulnerability scans, automated probing, or reconnaissance by attackers. Although such activity could be a precursor to ransomware attacks, it does not directly block ransomware URLs.

Why not 'Command and Control' (Option D)?

The 'Command and Control' category is designed to block URLs used by malware or compromised systems to communicate with their operators. While some ransomware may utilize command-and-control (C2) servers, blocking C2 URLs alone does not directly target ransomware URLs themselves.

By using the Advanced URL Filtering profile and blocking the 'Ransomware' category, the firewall applies targeted controls to mitigate ransomware-specific threats.