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

To configure SSL Forward Proxy, two types of certificates can be used:

Enterprise CA-signed certificates: These certificates are issued by a Certificate Authority (CA) within the organization, ensuring trust within the enterprise environment.

Self-Signed certificates: These are generated and signed by the firewall itself. While easier to deploy, they may not be trusted by external clients unless explicitly added to their trust stores.

Both types of certificates allow the firewall to decrypt and inspect SSL/TLS traffic, ensuring that malicious traffic can be detected and blocked even when encrypted.

References: Palo Alto Networks SSL Decryption documentation.

Having WildFire machine learning (ML) capability inline on the firewall provides significant advantages in real-time threat prevention.

Inline ML Capability:

The firewall can analyze and block unknown malicious files in real-time, preventing the first instance of infection (patient zero).

This enhances security without disrupting business productivity, as threats are mitigated immediately.

Correlation objects in Palo Alto Networks' security solutions are designed to identify and highlight potential security risks. Two key network events that are flagged as potential security risks include:

Identified Vulnerability Exploits: These are attempts to exploit known vulnerabilities within the network. By correlating various data points, the system can identify patterns that suggest an exploit attempt is in progress, allowing for timely intervention and mitigation​ (Marks4Sure)​.

Suspicious Host Behavior: This includes any activity that deviates from normal behavior patterns for hosts within the network. Such behaviors might indicate compromised systems or malicious insiders. By analyzing and correlating these anomalies, the system helps in identifying potential security breaches early​ (Marks4Sure)​.

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.

Users with an active Threat Prevention subscription but without a WildFire license still have access to some WildFire-related functionalities. Specifically, they can upload PE (Portable Executable) files to WildFire for analysis. This allows the firewall to leverage WildFire's capabilities to detect and prevent malware by analyzing and generating threat signatures for submitted files, even without a full WildFire subscription​ (Palo Alto Networks)​​ (Palo Alto Networks)​.

Checking for Corporate Credential Submissions involves monitoring and validating credential usage within the network.

Doman Credentialiter (Option A):

Monitors the use of corporate credentials and alerts on suspicious activity.

Dynamic User Groups (DUGs) is a built-in feature of PAN-OS that allows NGFW administrators to create policies that provide auto-remediation for anomalous user behavior and malicious activity while maintaining user visibility. DUGs dynamically update group membership based on user attributes and behavior, enabling real-time policy enforcement and automatic response to security incidents.

Palo Alto Networks Next-Generation Firewalls (NGFWs) offer advanced features that are not typically found in legacy firewall products, including:

Policy Match is Based on Application: Unlike legacy firewalls that base policies primarily on IP addresses, ports, and protocols, Palo Alto Networks NGFWs can create policies based on specific applications (App-ID). This allows for more precise control over network traffic, ensuring that only legitimate application traffic is allowed while blocking unwanted or malicious applications.

Identification of Application is Possible on Any Port: Traditional firewalls often rely on static port numbers to identify traffic, which can be easily bypassed by applications using non-standard ports. Palo Alto Networks NGFWs can identify applications regardless of the port they use, providing more accurate application identification and better security enforcement.

These features enhance the ability to manage and secure network traffic effectively, providing superior protection compared to legacy firewall solutions.

In the context of XYZ Corporation's legacy environment with asymmetric routing, enabling redundancy while supporting asymmetric routing can be effectively managed with Palo Alto Networks firewalls. Asymmetric routing occurs when the path the traffic takes to reach a destination is different from the path it takes to return. To handle this scenario, the following two features must be enabled:

HA Active/Active (B): High Availability (HA) in an active/active configuration allows both firewalls in the pair to process traffic simultaneously. This is essential for handling asymmetric routing as both firewalls can process and route packets independently, ensuring that the traffic can flow correctly even if it comes back via a different path.

Policy-Based Forwarding (D): Policy-Based Forwarding (PBF) enables the firewall to make routing decisions based on policies that match traffic to specific interfaces, rather than relying solely on the routing table. This is crucial for asymmetric routing because it allows the firewall to direct return traffic along a specific path, aligning with the asymmetric nature of the traffic flow.

References:

Palo Alto Networks, High Availability Concepts, and Policy-Based Forwarding documentation.