henfred.me: Henfre's Personal Webspace

Tag: linux

  • WordPress Maintenance and Updated Privacy Policy

    Hello all! This website and its primary author are still alive. I’ve been going through some difficult times at work lately and in my personal life, so I haven’t had the time to produce a proper coherent blog post in a while. Nevertheless, here are a few matter-of-business updates. WordPress was updated to 6.5 “Regina.”…

  • Linux Kernel 6.6 Hardening

    After building a number of Linux kernels for use in embedded systems emphasizing a layered security approach, I have decided that I’d like to share my knowledge and recommendations on a hardened build configuration with the world. My intent is to draw attention to importat build options that you should consider for use in your…

  • Scientific Computing with QEMU on Raspberry Pi

    Scientific Computing with QEMU on Raspberry Pi

    Here’s the deal. Let’s say you’ve heard of BOINC–a tool for donating CPU time to distributed computing projects, typically for the advancement of the sciences. Big names in distributed computing applications like Rosetta, MilkyWay, Climate Prediction, and World Community Grid hunger for your CPU cycles in exchange for the promise of advancing our understanding of…

  • PHP is Pretty Bad

    I write about a fundamental security design weakness in PHP-based web applications, a gift that keeps giving despite our best attempts to contain the ghost of the past.