Phil Hagen's Scratch Pad – Writings, Postings, Droppings…

This is a post that details how, after a great deal of research and frustration, I figured out how to perform whole-site WordPress acceleration and resiliency with a content delivery network (CDN), using SSL/TLS via Let’s Encrypt!.
I run a fair number of WordPress sites, some of which have more need for resiliency to brief outages or periods of unavailability, as well as the need to sustain increased demand at times.  There are a number of ways to do this, many of which have nuances...

John Strand was kind enough to invite me to present on the most excellent Security Weekly show last week.  We talked about how Logstash (and the ELK stack as a whole) can be helpful to make sense of massive log data generally associated with network...

I really enjoyed giving a SANS @Night talk in Bangalore, India this week.  The slides are below.  If you have any questions, please don’t hesitate to let me know.
2014-09 Logs Logs Every Where

FW-IDS – iptables Flowchart v2017-03-30 (1 MB)
Many years ago, I started work with iptables, the Linux-based firewall software.  At the time, documentation was sparse, and the details about what happens to a packet during processing were hard to figure out....