https://live.paloaltonetworks.com/t5/next-generation-firewall/security-profile-evaluation/m-p/1235868#M6192 <P>Hi Edsnow,<BR />Palo Alto firewalls have an advantage over many others in that they have a feature called Single Pass Architecture (SP3), where all their processing is carried out in parallel.</P><P>For more details, see the documentation below:</P><P><A href="https://www.paloaltonetworks.com.br/resources/whitepapers/single-pass-parallel-processing-architecture" target="_blank">https://www.paloaltonetworks.com.br/resources/whitepapers/single-pass-parallel-processing-architecture</A></P> Tue, 12 Aug 2025 23:10:37 GMT fabioaquino 2025-08-12T23:10:37Z https://live.paloaltonetworks.com/t5/next-generation-firewall/security-profile-evaluation/m-p/1235499#M6166 <P>Hey Community!</P><P>&nbsp;</P><P>In Palo Alto NGFW, when multiple Security Profiles (like Antivirus, Anti-Spyware, Vulnerability Protection, URL Filtering, File Blocking, DLP, etc.) are applied to a Security Policy</P><P>&nbsp;</P><P>How does the inspection happen?</P><P>&nbsp;</P><UL><LI>Is it sequential (one profile after another)?</LI><LI>Or is it parallel (all inspections happen simultaneously)?</LI><LI>Also, if a packet matches one profile (say Antivirus), does the firewall stop further inspection, or does it continue evaluating against the rest of the profiles?</LI></UL><P>&nbsp;</P><P>Would love to hear your insights and real-world experience on this!</P><P>&nbsp;</P><P>Drop your thoughts, and let’s decode this together.</P><P>&nbsp;</P><P>#CyberSecurity #PaloAltoNetworks #NetworkSecurity #NGFW #Firewall #ThreatPrevention #DeepPacketInspection #InfoSec #SecurityProfiles</P> Wed, 06 Aug 2025 04:59:24 GMT https://live.paloaltonetworks.com/t5/next-generation-firewall/security-profile-evaluation/m-p/1235499#M6166 Edsnow 2025-08-06T04:59:24Z https://live.paloaltonetworks.com/t5/next-generation-firewall/security-profile-evaluation/m-p/1235868#M6192 <P>Hi Edsnow,<BR />Palo Alto firewalls have an advantage over many others in that they have a feature called Single Pass Architecture (SP3), where all their processing is carried out in parallel.</P><P>For more details, see the documentation below:</P><P><A href="https://www.paloaltonetworks.com.br/resources/whitepapers/single-pass-parallel-processing-architecture" target="_blank">https://www.paloaltonetworks.com.br/resources/whitepapers/single-pass-parallel-processing-architecture</A></P> Tue, 12 Aug 2025 23:10:37 GMT https://live.paloaltonetworks.com/t5/next-generation-firewall/security-profile-evaluation/m-p/1235868#M6192 fabioaquino 2025-08-12T23:10:37Z