2025 / Week 05

Super quick one I want to document here! I got myself on a side quest,
again! No biggie, my ZSH shell was taking ages to load. When I say
ag...

Let’s Encrypt protects a vast portion of the Web by providing TLS certificates to over 550 million websites—a figure that has grown by 42% in the last year alone. We currently issue over 340,000 certificates per hour. To manage this immense traffic and maintain responsiveness under high demand, our infrastructure relies on rate limiting. In 2015, we introduced our first rate limiting system, built on MariaDB. It evolved alongside our rapidly growing service but eventually revealed its limits: straining database servers, forcing long reset times on subscribers, and slowing down every request.

Exploring how to break up a system architecture diagram to make it more readable and informative

The ABC analysed 29 million stolen codes to help you avoid using an insecure one.

Live Migration of Workloads with VMware HCX: A Customer Story

After spending some time playing with a couple of self-hosted Identity Providers solutions like Authentik and Keycloak for use with vCenter Server Identity Federation, I was curious about their Mul…

Build reproducibility is often considered as a de facto feature provided by functional package managers like Nix. Although the functional package manager model...