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network segmentation

Comprehensive Guide to FortiGate Firewall Network Security Engineer Interview

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  Comprehensive Guide to Selecting the Right FortiGate Firewall Model for Your Business Needs Selecting the appropriate FortiGate firewall model is crucial for ensuring optimal security and performance tailored to your organization’s specific needs. Below is a cheat sheet categorizing FortiGate firewall models suitable for various environments, including Small Office/Home Office (SOHO), Small and Medium […]

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Palo Alto interview Guide for Network Security Consultant, Senior Network Security role

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  Palo Alto Networks offers a comprehensive suite of features designed to enhance network security, visibility, and management. Below is a concise overview of their key features: Feature Description Use Case Best Practices App-ID™ Identifies applications traversing the network, regardless of port, protocol, or encryption, enabling granular policy enforcement. Allows organizations to permit business-critical applications

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50 Essential Palo Alto Firewalls Q&As for Junior Network and Security Engineers

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Palo Alto Firewall Packet Flow – Revised Recap Image credit: PaloAlto OEM website.  Ingress Stage: Packet enters via the interface Layer 2-4 processing (e.g., checksums, truncated headers) Mapped to a security zone Decryption of IPSec/SSL VPN traffic (if applicable) Session Lookup: Check for an existing session using 6-tuple flow key If found: Process via Fast

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