• Wild Card Certs Talk

    I gave a short talk on how I implemented Wild Card Certs from Let’s Encrypt with EFF’s CertBot and some Ansible plumbing to install the certs.

    Read more…
  • RFC-9293 Updates TCP Protocol

    A “new” RFC for TCP/IP Aug 2022. It is not a change per se, It more creates one RFC for all the clarifications across the 10 RFCs that have happened over the last 40ish years.

    Read more…
  • How to avoid a forgotten EC2 bankrupting you

    Quite often I find myself tinkering while using my personal AWS account when dealing with OS or other services. One “gotcha” that can happen is a forgotten EC2 instance. Next thing you know your typical $1 monthly bill is now $20 or more.

    Read more…