Pass the Paloalto Networks PSE-Strata Professional PSE-Strata Questions and answers with CertsForce

The signature-based Threat Prevention features of the firewall that are informed by intelligence from the Threat Intelligence Cloud include Vulnerability Protection, Anti-Spyware, and Anti-Virus. The Threat Intelligence Cloud collects data from a variety of sources, including global threat intelligence networks, and analyzes this data to identify new threats. This intelligence is then used to update the signatures for these features, allowing the firewall to detect and prevent known threats effectively.

Vulnerability Protection: Uses updated signatures to detect and block exploit attempts against known vulnerabilities.

Anti-Spyware: Detects and prevents spyware based on signatures and threat intelligence.

Anti-Virus: Blocks known malware based on updated virus signatures.

These features are continuously updated with new intelligence, ensuring the firewall can defend against the latest threats.

References: Palo Alto Networks Threat Prevention documentation, Threat Intelligence Cloud overview.

The Palo Alto Networks Security Operating Platform is designed to prevent various stages of the cyberattack lifecycle. Specifically, it effectively prevents the following four stages:

Breach the Perimeter: By using advanced threat prevention mechanisms, the platform can stop initial attempts to penetrate the network perimeter.

Lateral Movement: Once inside the network, attackers often try to move laterally to access more systems. The platform uses network segmentation and advanced monitoring to detect and prevent such movements.

Exfiltrate Data: Data exfiltration is the process of unauthorized data transfer out of the network. The platform employs data loss prevention (DLP) technologies to detect and block such attempts.

Deliver the Malware: The platform can prevent malware delivery through its threat prevention capabilities, including anti-malware, anti-spyware, and sandboxing technologies.

These steps cover critical phases where the platform can intervene to stop attacks before they cause significant damage.

In Panorama, templates are used to define common base configurations that can be applied across multiple firewalls. The following tabs are crucial for this purpose:

Network Tab: This tab is used to define network configurations, including interface settings, routing, and other network-related parameters that need to be consistent across multiple firewalls​ (Palo Alto Networks)​​ (Palo Alto Networks)​.

Device Tab: This tab allows administrators to set up device-specific configurations such as system settings, logging, and other administrative settings that form the base configuration for the firewalls​ (Palo Alto Networks)​​ (Palo Alto Networks)​.

The Decryption Broker in Palo Alto Networks supports the following types of security chains:

Virtual wire: This mode allows for seamless integration of the Decryption Broker into the network without the need for IP addressing, providing a transparent method of traffic inspection and decryption.

Layer 3: In this mode, the Decryption Broker operates at the network layer, allowing for routing and advanced inspection of decrypted traffic.

These security chains enable the Decryption Broker to decrypt SSL/TLS traffic and forward it to other security devices for further inspection, enhancing overall security posture.

References:

Palo Alto Networks Decryption Broker Documentation

Palo Alto Networks SSL Decryption Guide

When beginning to understand the Zero Trust protect surface using the Palo Alto Networks Zero Trust reference architecture, the following two steps are crucial:

Validate User Identities through Authentication (A): This step involves ensuring that all users are authenticated properly. By verifying the identities of users attempting to access the network, organizations can ensure that only authorized users can access sensitive resources. This is a fundamental principle of Zero Trust, which operates on the premise of "never trust, always verify."

Categorize Data and Applications by Levels of Sensitivity (C): This involves identifying and classifying data and applications based on their sensitivity and importance to the organization. By understanding what needs to be protected and the level of sensitivity, security policies can be tailored to provide appropriate levels of protection. This helps in prioritizing security measures based on the criticality of the data and applications.

References:

Palo Alto Networks, Zero Trust Architecture Documentation.

NIST Zero Trust Architecture (NIST SP 800-207).

To support asymmetric routing with redundancy in a legacy environment using Palo Alto Networks firewalls, the following two features must be enabled:

Policy-based forwarding (PBF): This feature allows you to direct traffic to a specific interface or next-hop IP address, bypassing the normal routing table. PBF is crucial for managing asymmetric routing scenarios where inbound and outbound traffic might take different paths.

HA active/active: High Availability (HA) active/active configuration enables two firewalls to simultaneously manage traffic, providing redundancy and failover capabilities. This setup is essential for maintaining network availability and performance in environments with asymmetric routing, as it ensures that both firewalls can actively handle traffic.

References:

Palo Alto Networks High Availability (HA) Guide

Palo Alto Networks Policy-Based Forwarding Documentation

To activate or retrieve a Device Management License on the M-100 Appliance after the authorization codes have been activated on the Palo Alto Networks Support Site, you need to navigate to Panorama > Licenses. From there, you can click on "Activate feature using authorization code". This option allows you to input the necessary authorization code to activate the desired license feature directly through the Panorama interface. This process is designed to streamline license management and ensure that all activated features are correctly applied to your device.

References:

Palo Alto Networks Administrator's Guide

Palo Alto Networks Licensing Documentation

Logs from various products can be sent to the Cortex Data Lake, which serves as a centralized logging and data repository:

PA-3260 firewall: This next-generation firewall (NGFW) is capable of forwarding comprehensive logs, including threat, traffic, and user activity data, to the Cortex Data Lake for centralized analysis and response.

Prisma Access: This cloud-delivered security service ensures secure access to applications and data from anywhere. It integrates with Cortex Data Lake to provide consistent security across all users, irrespective of their location, by logging security events and user activities​ (Palo Alto Networks)​​ (Palo Alto Networks)​​ (Palo Alto Networks)​.

When generating an SLR (Security Lifecycle Review) report for a school concerned about students accessing inappropriate websites, the SE should:

Remove unwanted categories listed under 'High Risk' and focus on categories that are relevant to the school's concerns. This approach allows the SE to tailor the report to highlight specific URL categories that the school is worried about, such as adult content, violence, or other inappropriate material.

By customizing the report to emphasize these categories, the SE can effectively demonstrate the firewall's capability to detect and block access to inappropriate websites, addressing the school's specific concerns directly.

This customization ensures that the SLR report is relevant and useful for the customer's needs, showcasing the firewall's strengths in URL filtering and content control.

The SP3 (Single Pass Parallel Processing) architecture of Palo Alto Networks' Next-Generation Firewalls (NGFWs) is designed to address high-throughput and low-latency requirements while providing comprehensive security features. This architecture allows the firewall to process network traffic in a single pass for all security functions, which significantly enhances performance by reducing latency and ensuring high throughput. By highlighting SP3, you can assure potential customers that the NGFW can handle their performance needs while delivering robust security.