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NMAP – Enumerating SSL

SSL CERT: To retrieve a server’s SSL certificate: nmap –script ssl-cert -p 443 {DOMAIN} ➜ ~ nmap --script ssl-cert -p...
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Data CenterLaptops & DesktopsSecurityServers

DNS Authoritative vs Non-Authoritative (Recursive) and DNS Flows

DNS name servers are usually split into two categories:...
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Security

Palo Alto SSL Certificate Upgrade

Prerequisites: Obtain the PFX (PKCS12) file containing the new certificate and private key. Obtain the password for the PFX file...
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Security

Palo Alto – URL Filtering with Service/URL Tab vs URL Filtering Profile in Security Profile

Setting up rules on a Palo Alto firewall requires a clear understanding of URL Filtering, especially when comparing the Service/URL...
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Security

Palo Alto – Search Filter for Security Polices

There are times I need to search Security rules.  Below is great way to filter in to what you are...
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Security

Cisco ACS to ISE High Level Design Questionnaire

This post is a high-level design questionnaire that can be used to gather information from a customer’s environment to plan...
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Security

Palo Alto SMTP Reset-Both in the Antivirus Policy and how to Exclude

I was once asked, what happens when SMTP gets reset/blocked, do the end users get a notification....
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CloudSecurity

Palo Alto EDL Lists (AWS, Azure, GCP, Microsoft365)

https://docs.paloaltonetworks.com/resources/edl-hosting-service.html https://saasedl.paloaltonetworks.com/feeds.html...
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Security

Palo Alto HTTP/2 Inspection

If you’re doing SSL Offloading, you may run across sites that don’t behave well when HTTP/2 Inspection is enabled. You...
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Security

SPF Records

SPF’s are used to help mitigate SPAM emails.  It basically dictates what happens when there’s a failure in a match...
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  • Home
  • About
  • Disclaimer
  • Guides and Slides
    • AWS Well-Architected Framework
    • Facebook – Running BGP in the Data Center at Scale
    • Microsoft – Experiences with BGP in Large Scale Data Centers
    • Palo Alto PCNSE Study Guide
  • IP Calculator
  • Links
  • Contact

Categories

  • AI
  • Business Management
  • Cloud
  • Code
  • Data Center
  • Laptops & Desktops
  • Load Balancing
  • Routing & Switching
  • Security
  • Servers
  • Uncategorized
  • VOIP
  • Wireless

Tags

Active Directory (AD) AWS Azure Best Practices BGP Certificates Cisco Cisco ACI Cisco ASA Cisco ASR Cisco Catalyst Cisco CLI Cisco ISE Cisco Nexus Cisco Stack DDOS Design DNS EIGRP F5 HTTP(S) IP Addressing and Subnetting Microsoft IIS Microsoft SQL Microsoft Windows Okta OSPF Packet Capture Palo Alto Palo Alto CLI PDF Planning Ports PowerShell python QOS snmp Splunk SSL Structured Cabling TLS Troubleshooting Upgrade VMWare Zscaler
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