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Palo Alto Networks firewall

Passed Palo Alto Networks Certified Security Administrator (PCNSA)

In the beginning of this year I had successfully passed the PCNSA exam using the Pearson OnVue system. Pearson OnVue is a way to take the exam from home (online proctoring). It’s not as easy as the in-person testing centers. You need to clear your desk area and

Admins and Role-Based Access Control - PCNSA

Admins and Role-Based Access Control - PCNSA

This is published as part of a series on obtaining the PCNSA certification. Firewall administrators are defined via Panorama (central management) or locally on the firewall. But not everyone should have cart-blanche access. Role-based access control can limit the type of changes a firewall administrator can perform. Authentication

Firewall Management Interfaces - PCNSA

Firewall Management Interfaces - PCNSA

I just finished up the PCNSA Study Guide and now I’m going back to review and lab as much as possible. Gaining access to a Palo Alto Networks firewall is an obvious task in order to manage the firewall. There are different ways to manage the firewall and I’

Upgrading Firewall PAN-OS Version

Upgrading Firewall PAN-OS Version

Upgrading the software of a Palo Alto Networks firewall (PAN-OS) can be daunting if it’s running in production. If you’ve been in IT long enough, you’ve come across some nightmare upgrades. The PAN-OS software upgrade is fairly straight forward. There’s plenty of documentation around

Upgrade an HA Firewall Pair - Palo Alto Networks

Upgrade an HA Firewall Pair - Palo Alto Networks

Upgrading software on firewalls can be daunting. It's even scarier when they're in high availability (HA) mode. Palo Alto Networks firewalls can be configured as an HA pair. But Network administrators are afraid of the pair breaking causing some sort of split-brain scenario. Or maybe

Setting up a Palo Alto Networks Firewall for the First Time

Setting up a Palo Alto Networks Firewall for the First Time

I recently added to my lab network is a Palo Alto Networks PA-820 next-generation firewall (NGFW). Over at Packet6, I’ve been getting into the PAN NGFWs for a while now and we are reselling Palo Alto Networks. In this post, I’ll be going over a simple

Palo Alto Networks NGFW Single-Pass Parallel Architecture

Palo Alto Networks NGFW Single-Pass Parallel Architecture

The Single-Pass Parallel Processing (SP3) architecture is meant to compete with the traditional performance of firewalls. Traditionally, when additional features are activated, firewall performance decreases. SP3 addresses these performance challenges with single-pass parallel architecture. The single-pass architecture allows a packet to pass through a processing chain once