* [Blog](https://www2.paloaltonetworks.com/blog) * [Network Security](https://www2.paloaltonetworks.com/blog/network-security) * Network Perimeter # Network Security ## Network Perimeter [![Palo Alto Networks Leads the Way with Quantum and Multicloud Security](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2025/08/PAN-OS-12.1-Orion-Product-Launch_Blog-Thumbnail-512x384-1.jpg)](https://www2.paloaltonetworks.com/blog/2025/08/paves-way-for-quantum-ready-security/) [Palo Alto Networks Leads the Way with Quantum and Multicloud Security \---------------------------------------------------------------------](https://www2.paloaltonetworks.com/blog/2025/08/paves-way-for-quantum-ready-security/) PAN-OS® 12.1 Orion makes network security smarter, more predictable and more resilient. [AI Security](https://www.paloaltonetworks.com/blog/category/ai-security/?ts=markdown) [Announcement](https://www.paloaltonetworks.com/blog/category/announcement/?ts=markdown) [Hybrid Cloud Data Center](https://www.paloaltonetworks.com/blog/network-security/category/hybrid-cloud-data-center/?ts=markdown) [IoT Security](https://www.paloaltonetworks.com/blog/network-security/category/iot-security/?ts=markdown) [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown) [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown) [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services/?ts=markdown) [Strata Network Security Platform](https://www.paloaltonetworks.com/blog/network-security/category/strata-network-security-platform/?ts=markdown) [Zero Trust Security](https://www.paloaltonetworks.com/blog/network-security/category/zero-trust-security/?ts=markdown) Aug 14, 2025 By [Anand Oswal](https://www.paloaltonetworks.com/blog/author/anand-oswal/?ts=markdown "Posts by Anand Oswal") ## Network Security *** ** * ** *** [Hybrid Cloud Data Center](https://www.paloaltonetworks.com/blog/network-security/category/hybrid-cloud-data-center/?ts=markdown) *** ** * ** *** [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown) *** ** * ** *** [IoT Security](https://www.paloaltonetworks.com/blog/network-security/category/iot-security/?ts=markdown) *** ** * ** *** [5G Security](https://www.paloaltonetworks.com/blog/network-security/category/5g-security/?ts=markdown) *** ** * ** *** [Zero Trust Security](https://www.paloaltonetworks.com/blog/network-security/category/zero-trust-security/?ts=markdown) *** ** * ** *** [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown) *** ** * ** *** [Secure AI](https://www.paloaltonetworks.com/blog/tag/secure-ai/?ts=markdown) *** ** * ** *** ![Palo Alto Networks Prevents Data Loss at Enterprise Scale with NVIDIA](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2024/09/GettyImages-1347947373-edit.jpg) [AI Security](https://www.paloaltonetworks.com/blog/category/ai-security/?ts=markdown), [Announcement](https://www.paloaltonetworks.com/blog/category/announcement/?ts=markdown), [Data Security](https://www.paloaltonetworks.com/blog/network-security/category/data-security/?ts=markdown), [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown), [Partner Integrations](https://www.paloaltonetworks.com/blog/sase/category/partner-integrations/?ts=markdown), [Partners](https://www.paloaltonetworks.com/blog/category/partners/?ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services/?ts=markdown) ## [Palo Alto Networks Prevents Data Loss at Enterprise Scale with NVIDIA](https://www2.paloaltonetworks.com/blog/2024/10/data-loss-at-enterprise-scale-with-nvidia/) The integration of NVIDIA Triton Inference Server and GPU technology into Palo Alto Networks Data Security advances hand... Oct 01, 2024 By [Ashwin Kannan](https://www.paloaltonetworks.com/blog/author/ashwin-kannan/?ts=markdown "Posts by Ashwin Kannan") and [Vinayak Shastri](https://www.paloaltonetworks.com/blog/author/vinayak-shastri/?ts=markdown "Posts by Vinayak Shastri") ![Strengthening Your DNS Protection with Advanced DNS Security](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2024/05/NetSec-Adhoc-Updated-Blog-Image-Resize-450823971.png) [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown), [Uncategorized](https://www.paloaltonetworks.com/blog/category/uncategorized/?ts=markdown) ## [Strengthening Your DNS Protection with Advanced DNS Security](https://www2.paloaltonetworks.com/blog/network-security/precision-ai-advanced-dns/) Palo Alto Networks announces new service, Advanced DNS Security, stopping DNS hijacking attacks in real time with Precision AI. May 08, 2024 By [Ashraf Aziz](https://www.paloaltonetworks.com/blog/author/ashraf-aziz/?ts=markdown "Posts by Ashraf Aziz") [](https://www2.paloaltonetworks.com/blog/network-security/urlocked-out-ransomeware-cybercrime/) [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown) ## [URLocked Out: How Attackers Use The Web to Host and Deliver Ransomware](https://www2.paloaltonetworks.com/blog/network-security/urlocked-out-ransomeware-cybercrime/) Today, ransomware continues to be the most damaging form of cybercrime. PANW Unit42 found that demands ranged anywhere from $3,000 - $50M. Apr 04, 2024 By [Ashraf Aziz](https://www.paloaltonetworks.com/blog/author/ashraf-aziz/?ts=markdown "Posts by Ashraf Aziz") ![Getting to Know DNS Hijacking: How Adversaries Continue to Abuse DNS](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2024/03/GettyImages-1186129044-edit.jpg-Original-File.png) [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown) ## [Getting to Know DNS Hijacking: How Adversaries Continue to Abuse DNS](https://www2.paloaltonetworks.com/blog/network-security/dns-hijacking-threat-actors/) Threat actors today cause major risk for organizations everywhere due to the emergence of DNS Hijacking. Learn how PANW can stop it. Apr 03, 2024 By [Ashraf Aziz](https://www.paloaltonetworks.com/blog/author/ashraf-aziz/?ts=markdown "Posts by Ashraf Aziz") ![Improving Phishing Detection, DNS and Industrial OT Security: The Always Innovating Series](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2023/05/Serious-Man-2-3.jpg) [Data Security](https://www.paloaltonetworks.com/blog/network-security/category/data-security/?ts=markdown), [IoT Security](https://www.paloaltonetworks.com/blog/network-security/category/iot-security/?ts=markdown), [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown), [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown), [Zero Trust Security](https://www.paloaltonetworks.com/blog/network-security/category/zero-trust-security/?ts=markdown) ## [Improving Phishing Detection, DNS and Industrial OT Security: The Always In...](https://www2.paloaltonetworks.com/blog/network-security/always-innovating-network-security-platform/) We are constantly strengthening our network security platform and want to keep you updated with our new blog series, cap... Jun 13, 2023 By [Ganesh Balamitran](https://www.paloaltonetworks.com/blog/author/ganesh-balamitran/?ts=markdown "Posts by Ganesh Balamitran") ![The Need for Zero Trust for Enterprise Public Cloud](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/09/NetSec-Adhoc-Updated-Blog-Image-Resize-1265022338.png) [Announcement](https://www.paloaltonetworks.com/blog/category/announcement/?ts=markdown), [Hybrid Cloud Data Center](https://www.paloaltonetworks.com/blog/network-security/category/hybrid-cloud-data-center/?ts=markdown), [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown), [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services/?ts=markdown), [Zero Trust Security](https://www.paloaltonetworks.com/blog/network-security/category/zero-trust-security/?ts=markdown) ## [The Need for Zero Trust for Enterprise Public Cloud](https://www2.paloaltonetworks.com/blog/2022/09/zero-trust-for-enterprise-public-cloud/) Attend the Design and Deploy Zero Trust for Enterprise Public Cloud webinar, to learn about Zero Trust, why you need it,... Sep 01, 2022 By [Dennis Payton](https://www.paloaltonetworks.com/blog/author/dennis-payton/?ts=markdown "Posts by Dennis Payton") ![Why the Evolution of Ransomware Calls for Next-Level Web Protection](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/08/NetSec-Adhoc-Updated-Blog-Image-Resize-1135341681-1.png) [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown), [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown), [Zero Trust Security](https://www.paloaltonetworks.com/blog/network-security/category/zero-trust-security/?ts=markdown) ## [Why the Evolution of Ransomware Calls for Next-Level Web Protection](https://www2.paloaltonetworks.com/blog/network-security/ransomware-attacks-advanced-url-filtering/) Learn how Advanced URL Filtering secures your web access and protects you from falling victim to ransomware attacks. Aug 09, 2022 By [Ashraf Aziz](https://www.paloaltonetworks.com/blog/author/ashraf-aziz/?ts=markdown "Posts by Ashraf Aziz") ![Stop Zero-Day Threats with Zero Compromises: New PA-Series Beat Competition in Head-to-Head Test](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/08/NetSec-Adhoc-Updated-Blog-Image-Resize-1069489966.png) [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown), [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown), [Uncategorized](https://www.paloaltonetworks.com/blog/category/uncategorized/?ts=markdown), [Zero Trust Security](https://www.paloaltonetworks.com/blog/network-security/category/zero-trust-security/?ts=markdown) ## [Stop Zero-Day Threats with Zero Compromises: New PA-Series Beat Competition...](https://www2.paloaltonetworks.com/blog/network-security/new-pa-series-miercom-report/) Learn about our latest Miercom report for Enterprise HQ and Data Center Edge use cases where Palo Alto Networks NGFWs were compared to Fortinet in per... Aug 08, 2022 By [Ganesh Balamitran](https://www.paloaltonetworks.com/blog/author/ganesh-balamitran/?ts=markdown "Posts by Ganesh Balamitran") and [Samantha Pierre](https://www.paloaltonetworks.com/blog/author/samantha-pierre/?ts=markdown "Posts by Samantha Pierre") ![CN-Series Container NGFWs Now on Red Hat OpenShift Platform OperatorHub](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/08/NetSec-Adhoc-Updated-Blog-Image-Resize-1055846724.png) [Hybrid Cloud Data Center](https://www.paloaltonetworks.com/blog/network-security/category/hybrid-cloud-data-center/?ts=markdown), [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown), [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown), [Uncategorized](https://www.paloaltonetworks.com/blog/category/uncategorized/?ts=markdown), [Zero Trust Security](https://www.paloaltonetworks.com/blog/network-security/category/zero-trust-security/?ts=markdown) ## [CN-Series Container NGFWs Now on Red Hat OpenShift Platform OperatorHub](https://www2.paloaltonetworks.com/blog/network-security/cn-series-red-hat-openshift-security/) Read how the CN-series container firewall on Red Hat Openshift Platform OperatorHub can save time and effort while provi... Aug 02, 2022 By [Chintan Udeshi](https://www.paloaltonetworks.com/blog/author/chintan-udeshi/?ts=markdown "Posts by Chintan Udeshi") and [Tom Prenderville](https://www.paloaltonetworks.com/blog/author/tom-prenderville/?ts=markdown "Posts by Tom Prenderville") ![VM-Series Virtual NGFW Propels AWS Security Competency Partner Status](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/07/Fog-upon-City.jpg) [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown), [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown), [Uncategorized](https://www.paloaltonetworks.com/blog/category/uncategorized/?ts=markdown), [Zero Trust Security](https://www.paloaltonetworks.com/blog/network-security/category/zero-trust-security/?ts=markdown) ## [VM-Series Virtual NGFW Propels AWS Security Competency Partner Status](https://www2.paloaltonetworks.com/blog/network-security/aws-security-competency-partner/) Palo Alto Networks Achieves AWS Security Competency Partner Status with VM-Series virtual firewalls. Jul 28, 2022 By [Steven Cacciaroni](https://www.paloaltonetworks.com/blog/author/steven-cacciaroni/?ts=markdown "Posts by Steven Cacciaroni") ![Virtual Firewall ROI — US Signal and Guest from Forrester Explain](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/07/Co-workers-at-Window.jpg) [Announcement](https://www.paloaltonetworks.com/blog/category/announcement/?ts=markdown), [Hybrid Cloud Data Center](https://www.paloaltonetworks.com/blog/network-security/category/hybrid-cloud-data-center/?ts=markdown), [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown), [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown), [Points of View](https://www.paloaltonetworks.com/blog/category/points-of-view/?ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services/?ts=markdown), [Zero Trust Security](https://www.paloaltonetworks.com/blog/network-security/category/zero-trust-security/?ts=markdown) ## [Virtual Firewall ROI --- US Signal and Guest from Forrester Explain](https://www2.paloaltonetworks.com/blog/2022/07/virtual-firewall-roi/) US Signal and guest from Forrester explain what Palo Alto Networks VM-Series virtual firew... Jul 28, 2022 By [Dennis Payton](https://www.paloaltonetworks.com/blog/author/dennis-payton/?ts=markdown "Posts by Dennis Payton") ![Announcing the First Unit 42 Network Threat Trends Research Report](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/07/NetSec-Adhoc-Updated-Blog-Image-Resize-691171106.png) [Hybrid Cloud Data Center](https://www.paloaltonetworks.com/blog/network-security/category/hybrid-cloud-data-center/?ts=markdown), [IoT Security](https://www.paloaltonetworks.com/blog/network-security/category/iot-security/?ts=markdown), [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown), [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown), [Uncategorized](https://www.paloaltonetworks.com/blog/category/uncategorized/?ts=markdown), [Zero Trust Security](https://www.paloaltonetworks.com/blog/network-security/category/zero-trust-security/?ts=markdown) ## [Announcing the First Unit 42 Network Threat Trends Research Report](https://www2.paloaltonetworks.com/blog/network-security/unit-42-network-threat-trends-research/) The Unit 42 Network Threat Trends Research Report provides insight into newly reported network vulnerabilities and emerg... Jul 19, 2022 By [Xu Zou](https://www.paloaltonetworks.com/blog/author/xu-zou/?ts=markdown "Posts by Xu Zou") ![Innovations in Web Security to Stop Evasive Threats](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/06/NetSec-Adhoc-Updated-Blog-Image-Resize-1080277602-1.png) [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown), [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown), [Uncategorized](https://www.paloaltonetworks.com/blog/category/uncategorized/?ts=markdown), [Zero Trust Security](https://www.paloaltonetworks.com/blog/network-security/category/zero-trust-security/?ts=markdown) ## [Innovations in Web Security to Stop Evasive Threats](https://www2.paloaltonetworks.com/blog/network-security/dns-security-advanced-url-filtering/) Learn how Advanced URL Filtering and DNS Security can protect customers from today's highly-evasive web-based and DNS-layer threats. Jun 03, 2022 By [Mitchell Bezzina](https://www.paloaltonetworks.com/blog/author/mitchell-bezzina/?ts=markdown "Posts by Mitchell Bezzina") ![The Evolution of IPS to Advanced Threat Prevention: Preventing Unknown Command and Control Attacks in Real-Time](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/05/NetSec-Adhoc-Updated-Blog-Image-Resize-522517491.png) [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown), [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown), [Uncategorized](https://www.paloaltonetworks.com/blog/category/uncategorized/?ts=markdown), [Zero Trust Security](https://www.paloaltonetworks.com/blog/network-security/category/zero-trust-security/?ts=markdown) ## [The Evolution of IPS to Advanced Threat Prevention: Preventing Unknown Comm...](https://www2.paloaltonetworks.com/blog/network-security/ips-to-advanced-threat-prevention/) Learn how Advanced Threat Prevention stops unknown command and control inline by using machine learning and deep learning models. May 19, 2022 By [Siddhart Shibiraj](https://www.paloaltonetworks.com/blog/author/siddhart-shibiraj/?ts=markdown "Posts by Siddhart Shibiraj") ![Nebula: Industry Firsts in NGFW Design and Security for Internet Edge, Campus, and Data Centers](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/05/Woman-Working-in-Server-Room-LI.jpg) [Hybrid Cloud Data Center](https://www.paloaltonetworks.com/blog/network-security/category/hybrid-cloud-data-center/?ts=markdown), [IoT Security](https://www.paloaltonetworks.com/blog/network-security/category/iot-security/?ts=markdown), [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown), [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown), [Zero Trust Security](https://www.paloaltonetworks.com/blog/network-security/category/zero-trust-security/?ts=markdown) ## [Nebula: Industry Firsts in NGFW Design and Security for Internet Edge, Camp...](https://www2.paloaltonetworks.com/blog/network-security/pan-os-10-2-nebula-campus-data-center-security/) PAN-OS 10.2 Nebula shoots for the stars by delivering industry-first protections in campus and data center security. May 05, 2022 By [Mitchell Bezzina](https://www.paloaltonetworks.com/blog/author/mitchell-bezzina/?ts=markdown "Posts by Mitchell Bezzina") ![PAN-OS 10.2 Nebula Is a Monumental Leap Forward](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/04/Collaboration.jpg) [Announcement](https://www.paloaltonetworks.com/blog/category/announcement/?ts=markdown), [Hybrid Cloud Data Center](https://www.paloaltonetworks.com/blog/network-security/category/hybrid-cloud-data-center/?ts=markdown), [IoT Security](https://www.paloaltonetworks.com/blog/network-security/category/iot-security/?ts=markdown), [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown), [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown) ## [PAN-OS 10.2 Nebula Is a Monumental Leap Forward](https://www2.paloaltonetworks.com/blog/2022/04/nebula-operating-system-is-a-monumental-leap-forward/) Palo Alto Networks recently introduced the latest PAN-OS 10.2 Nebula operating system that stops the most advanced unknown and zero day threats inline... Apr 26, 2022 By [Kevin Dunbar](https://www.paloaltonetworks.com/blog/author/kevin-dunbar/?ts=markdown "Posts by Kevin Dunbar") ![From Log4j and Beyond: 3 Ways CN-Series Protects Containers](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/03/NetSec-Adhoc-Updated-Blog-Image-Resize-475333389-1.png) [Hybrid Cloud Data Center](https://www.paloaltonetworks.com/blog/network-security/category/hybrid-cloud-data-center/?ts=markdown), [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown), [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown), [Zero Trust Security](https://www.paloaltonetworks.com/blog/network-security/category/zero-trust-security/?ts=markdown) ## [From Log4j and Beyond: 3 Ways CN-Series Protects Containers](https://www2.paloaltonetworks.com/blog/network-security/log4j-cn-series-container-firewalls/) Log4j is not the first unknown critical vulnerability. Learn three ways CN-Series Container Firewalls provide Layer-7 ru... Mar 03, 2022 By [Chintan Udeshi](https://www.paloaltonetworks.com/blog/author/chintan-udeshi/?ts=markdown "Posts by Chintan Udeshi") and [Raj Patil](https://www.paloaltonetworks.com/blog/author/raj-patil/?ts=markdown "Posts by Raj Patil") ![Calculate Your Organization’s Big Virtual Firewall ROI Potential](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/02/Content-1.jpg) [Hybrid Cloud Data Center](https://www.paloaltonetworks.com/blog/network-security/category/hybrid-cloud-data-center/?ts=markdown), [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown), [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown), [Uncategorized](https://www.paloaltonetworks.com/blog/category/uncategorized/?ts=markdown), [Zero Trust Security](https://www.paloaltonetworks.com/blog/network-security/category/zero-trust-security/?ts=markdown) ## [Calculate Your Organization's Big Virtual Firewall ROI Potential](https://www2.paloaltonetworks.com/blog/network-security/calculate-virtual-firewalls-roi-potential/) See how VM-Series virtual firewalls pay for themselves with this interactive ROI calculator based on the Forrester Consu... Feb 16, 2022 By [Paul Carlstrom](https://www.paloaltonetworks.com/blog/author/paul-carlstrom/?ts=markdown "Posts by Paul Carlstrom") ![Stop Zero-Day Threats in Zero Time with Nebula](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/02/NetSec-Adhoc-Updated-Blog-Image-Resize-961428820-1.png) [Announcement](https://www.paloaltonetworks.com/blog/category/announcement/?ts=markdown), [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown), [Products and Services](https://www.paloaltonetworks.com/blog/category/products-and-services/?ts=markdown) ## [Stop Zero-Day Threats in Zero Time with Nebula](https://www2.paloaltonetworks.com/blog/2022/02/stop-zero-day-threats-with-nebula/) Nebula is the latest upgrade of our industry-leading PAN-OS software. Now you can stop 48% more zero-day threats -- 6x faster. Feb 09, 2022 By [Anand Oswal](https://www.paloaltonetworks.com/blog/author/anand-oswal/?ts=markdown "Posts by Anand Oswal") ![Security without Compromise: PA-5450 (also) Beats Competition in Head-to-Head Test](https://www2.paloaltonetworks.com/blog/wp-content/uploads/2022/01/NetSec-Adhoc-Updated-Blog-Image-Resize-1129342100-1.png) [Hybrid Cloud Data Center](https://www.paloaltonetworks.com/blog/network-security/category/hybrid-cloud-data-center/?ts=markdown), [Network Perimeter](https://www.paloaltonetworks.com/blog/network-security/category/network-perimeter/?ts=markdown), [Next-Generation Firewalls](https://www.paloaltonetworks.com/blog/network-security/category/next-generation-firewalls/?ts=markdown), [Zero Trust Security](https://www.paloaltonetworks.com/blog/network-security/category/zero-trust-security/?ts=markdown) ## [Security without Compromise: PA-5450 (also) Beats Competition in Head-to-He...](https://www2.paloaltonetworks.com/blog/network-security/pa-5450-series-miercom-report/) With real world traffic and security services enabled, the Miercom report confirms the PA-5450 series is higher value an... Jan 10, 2022 By [Samantha Pierre](https://www.paloaltonetworks.com/blog/author/samantha-pierre/?ts=markdown "Posts by Samantha Pierre") and [Ganesh Balamitran](https://www.paloaltonetworks.com/blog/author/ganesh-balamitran/?ts=markdown "Posts by Ganesh Balamitran") Load more blogs Load more blogs ### Subscribe to Network Security Blogs! Sign up to receive must-read articles, Playbooks of the Week, new feature announcements, and more. ![spinner](https://www2.paloaltonetworks.com/blog/wp-content/themes/panwblog2023/dist/images/ajax-loader.gif) Sign up Please enter a valid email. By submitting this form, you agree to our [Terms of Use](https://www.paloaltonetworks.com/legal-notices/terms-of-use?ts=markdown) and acknowledge our [Privacy Statement](https://www.paloaltonetworks.com/legal-notices/privacy?ts=markdown). Please look for a confirmation email from us. If you don't receive it in the next 10 minutes, please check your spam folder. This site is protected by reCAPTCHA and the Google [Privacy Policy](https://policies.google.com/privacy) and [Terms of Service](https://policies.google.com/terms) apply. {#footer} {#footer} ## Products and Services * [AI-Powered Network Security Platform](https://www.paloaltonetworks.com/network-security?ts=markdown) * [Secure AI by Design](https://www.paloaltonetworks.com/precision-ai-security/secure-ai-by-design?ts=markdown) * [Prisma AIRS](https://www.paloaltonetworks.com/prisma/prisma-ai-runtime-security?ts=markdown) * [AI Access Security](https://www.paloaltonetworks.com/sase/ai-access-security?ts=markdown) * [Cloud Delivered Security Services](https://www.paloaltonetworks.com/network-security/security-subscriptions?ts=markdown) * [Advanced Threat Prevention](https://www.paloaltonetworks.com/network-security/advanced-threat-prevention?ts=markdown) * [Advanced URL Filtering](https://www.paloaltonetworks.com/network-security/advanced-url-filtering?ts=markdown) * [Advanced WildFire](https://www.paloaltonetworks.com/network-security/advanced-wildfire?ts=markdown) * [Advanced DNS Security](https://www.paloaltonetworks.com/network-security/advanced-dns-security?ts=markdown) * [Enterprise Data Loss Prevention](https://www.paloaltonetworks.com/sase/enterprise-data-loss-prevention?ts=markdown) * [Enterprise IoT Security](https://www.paloaltonetworks.com/network-security/enterprise-device-security?ts=markdown) * [Medical IoT Security](https://www.paloaltonetworks.com/network-security/medical-device-security?ts=markdown) * [Industrial OT Security](https://www.paloaltonetworks.com/network-security/medical-device-security?ts=markdown) * [SaaS Security](https://www.paloaltonetworks.com/sase/saas-security?ts=markdown) * [Next-Generation Firewalls](https://www.paloaltonetworks.com/network-security/next-generation-firewall?ts=markdown) * [Hardware Firewalls](https://www.paloaltonetworks.com/network-security/hardware-firewall-innovations?ts=markdown) * [Software Firewalls](https://www.paloaltonetworks.com/network-security/software-firewalls?ts=markdown) * [Strata Cloud Manager](https://www.paloaltonetworks.com/network-security/strata-cloud-manager?ts=markdown) * [SD-WAN for NGFW](https://www.paloaltonetworks.com/network-security/sd-wan-subscription?ts=markdown) * [PAN-OS](https://www.paloaltonetworks.com/network-security/pan-os?ts=markdown) * [Panorama](https://www.paloaltonetworks.com/network-security/panorama?ts=markdown) * [Secure Access Service Edge](https://www.paloaltonetworks.com/sase?ts=markdown) * [Prisma SASE](https://www.paloaltonetworks.com/sase?ts=markdown) * [Application Acceleration](https://www.paloaltonetworks.com/sase/app-acceleration?ts=markdown) * [Autonomous Digital Experience Management](https://www.paloaltonetworks.com/sase/adem?ts=markdown) * [Enterprise DLP](https://www.paloaltonetworks.com/sase/enterprise-data-loss-prevention?ts=markdown) * [Prisma Access](https://www.paloaltonetworks.com/sase/access?ts=markdown) * [Prisma Browser](https://www.paloaltonetworks.com/sase/prisma-browser?ts=markdown) * [Prisma SD-WAN](https://www.paloaltonetworks.com/sase/sd-wan?ts=markdown) * [Remote Browser Isolation](https://www.paloaltonetworks.com/sase/remote-browser-isolation?ts=markdown) * [SaaS Security](https://www.paloaltonetworks.com/sase/saas-security?ts=markdown) * [AI-Driven Security Operations Platform](https://www.paloaltonetworks.com/cortex?ts=markdown) * [Cloud Security](https://www.paloaltonetworks.com/cortex/cloud?ts=markdown) * [Cortex Cloud](https://www.paloaltonetworks.com/cortex/cloud?ts=markdown) * [Application Security](https://www.paloaltonetworks.com/cortex/cloud/application-security?ts=markdown) * [Cloud Posture Security](https://www.paloaltonetworks.com/cortex/cloud/cloud-posture-security?ts=markdown) * [Cloud Runtime Security](https://www.paloaltonetworks.com/cortex/cloud/runtime-security?ts=markdown) * [Prisma Cloud](https://www.paloaltonetworks.com/prisma/cloud?ts=markdown) * [AI-Driven SOC](https://www.paloaltonetworks.com/cortex?ts=markdown) * [Cortex XSIAM](https://www.paloaltonetworks.com/cortex/cortex-xsiam?ts=markdown) * [Cortex XDR](https://www.paloaltonetworks.com/cortex/cortex-xdr?ts=markdown) * [Cortex XSOAR](https://www.paloaltonetworks.com/cortex/cortex-xsoar?ts=markdown) * [Cortex Xpanse](https://www.paloaltonetworks.com/cortex/cortex-xpanse?ts=markdown) * [Unit 42 Managed Detection \& Response](https://www.paloaltonetworks.com/cortex/managed-detection-and-response?ts=markdown) * [Managed XSIAM](https://www.paloaltonetworks.com/cortex/managed-xsiam?ts=markdown) * [Threat Intel and Incident Response Services](https://www.paloaltonetworks.com/unit42?ts=markdown) * [Proactive Assessments](https://www.paloaltonetworks.com/unit42/assess?ts=markdown) * [Incident Response](https://www.paloaltonetworks.com/unit42/respond?ts=markdown) * [Transform Your Security Strategy](https://www.paloaltonetworks.com/unit42/transform?ts=markdown) * [Discover Threat Intelligence](https://www.paloaltonetworks.com/unit42/threat-intelligence-partners?ts=markdown) ## Company * [About Us](https://www.paloaltonetworks.com/about-us?ts=markdown) * [Careers](https://jobs.paloaltonetworks.com/en/) * [Contact Us](https://www.paloaltonetworks.com/company/contact-sales?ts=markdown) * [Corporate Responsibility](https://www.paloaltonetworks.com/about-us/corporate-responsibility?ts=markdown) * [Customers](https://www.paloaltonetworks.com/customers?ts=markdown) * [Investor Relations](https://investors.paloaltonetworks.com/) * [Location](https://www.paloaltonetworks.com/about-us/locations?ts=markdown) * [Newsroom](https://www.paloaltonetworks.com/company/newsroom?ts=markdown) ## Popular Links * [Blog](https://www.paloaltonetworks.com/blog/?ts=markdown) * [Communities](https://www.paloaltonetworks.com/communities?ts=markdown) * [Content Library](https://www.paloaltonetworks.com/resources?ts=markdown) * [Cyberpedia](https://www.paloaltonetworks.com/cyberpedia?ts=markdown) * [Event Center](https://events.paloaltonetworks.com/) * [Manage Email Preferences](https://start.paloaltonetworks.com/preference-center) * [Products A-Z](https://www.paloaltonetworks.com/products/products-a-z?ts=markdown) * [Product Certifications](https://www.paloaltonetworks.com/legal-notices/trust-center/compliance?ts=markdown) * [Report a Vulnerability](https://www.paloaltonetworks.com/security-disclosure?ts=markdown) * [Sitemap](https://www.paloaltonetworks.com/sitemap?ts=markdown) * [Tech Docs](https://docs.paloaltonetworks.com/) * [Unit 42](https://unit42.paloaltonetworks.com/) * [Do Not Sell or Share My Personal Information](https://panwedd.exterro.net/portal/dsar.htm?target=panwedd) ![PAN logo](https://www.paloaltonetworks.com/etc/clientlibs/clean/imgs/pan-logo-dark.svg) * [Privacy](https://www.paloaltonetworks.com/legal-notices/privacy?ts=markdown) * [Trust Center](https://www.paloaltonetworks.com/legal-notices/trust-center?ts=markdown) * [Terms of Use](https://www.paloaltonetworks.com/legal-notices/terms-of-use?ts=markdown) * [Documents](https://www.paloaltonetworks.com/legal?ts=markdown) Copyright © 2026 Palo Alto Networks. All Rights Reserved * [![Youtube](https://www.paloaltonetworks.com/etc/clientlibs/clean/imgs/social/youtube-black.svg)](https://www.youtube.com/user/paloaltonetworks) * [![Podcast](https://www.paloaltonetworks.com/content/dam/pan/en_US/images/icons/podcast.svg)](https://www.paloaltonetworks.com/podcasts/threat-vector?ts=markdown) * [![Facebook](https://www.paloaltonetworks.com/etc/clientlibs/clean/imgs/social/facebook-black.svg)](https://www.facebook.com/PaloAltoNetworks/) * [![LinkedIn](https://www.paloaltonetworks.com/etc/clientlibs/clean/imgs/social/linkedin-black.svg)](https://www.linkedin.com/company/palo-alto-networks) * [![Twitter](https://www.paloaltonetworks.com/etc/clientlibs/clean/imgs/social/twitter-x-black.svg)](https://twitter.com/PaloAltoNtwks) * EN Select your language