September 2021 Archive
Breaking the Chain: An Edge Case of Let's Encrypt Root Certificate Expiration
- September 27, 2021
- 6 minutes
- automation, inspiration, mistakes, security, tech
It's been written about and announced for some time—the forthcoming expiration of the DST Root CA X3 certificate. The good news for most folks is that it's not a big deal. And that, I thought, also included me. For the most part, this has panned out to be true.
Read MoreA DMARC Follow-Up: Nine Months In
- September 13, 2021
- 3 minutes
- inspiration, security, tech
It's been a full nine months since I first wrote about implementing DMARC controls, and over six months since I last wrote about fiddling with DMARC settings, so it's time to provide another quick update.
Read MoreRecent Posts
Past Speaking Engagements
I was a speaker at MMS Flamingo Edition, October 20-23, 2024!
I was a speaker at TCSMUG OSD Day, July 31, 2024!
I was a speaker at NWSCUG, July 19, 2024!
I was a speaker at MMSMOA, May 5-9, 2024!
I was a speaker at BrainStorm K20 Wisconsin Dells, March 10-12, 2024!
I was a speaker at MMS Miami Beach, October 29-November 1, 2023
