Jekyll2026-07-10T15:08:41-04:00https://blog.feistel.party/feed.xmlBlog•Feistel•PartyA Fish Script for Alerting when Network Connectivity Changes2026-06-01T00:00:00-04:002026-06-01T00:00:00-04:00https://blog.feistel.party/2026/06/01/2026-06-01-a-fish-script-for-alerting-when-network-connectivity-changesThe ping command has a switch -a for an audible ping that rings the terminal bell with each response received, but that’s annoying. What we want more often is to be alerted when the situation changes.Selected Excerpts from GAO-26-1081312026-05-04T00:00:00-04:002026-05-04T00:00:00-04:00https://blog.feistel.party/2026/05/04/selected-excerpts-from-gao-26-108131A report from GAO reviewing the efforts of Treasury “DOGE” staff to protect BFS systems.Deny alg_socket to Containers with SELinux to Mitigate CVE‑2026‑314312026-04-30T00:00:00-04:002026-04-30T00:00:00-04:00https://blog.feistel.party/2026/04/30/deny-alg-socket-to-containers-with-selinux-to-mitigate-cve-2026-31431CVE-2026-31431 or “Copy Fail” is a bug in the Linux kernel’s implementation of the AF_ALG socket type that exposes the kernel’s crypto subsystem to unprivileged userspace. Because most applications don’t use this and there is a risk of container escape, it makes sense to deny access.Waffles from Scratch Recipe by Weight2026-03-29T00:00:00-04:002026-03-29T00:00:00-04:00https://blog.feistel.party/2026/03/29/waffle-recipe-by-weightI like to make a big stack of waffles from scratch and then freeze them for easy breakfasts.Bring back the 4042025-02-27T00:00:00-05:002025-02-27T00:00:00-05:00https://blog.feistel.party/2025/02/27/bring-back-the-404Lately, more sites are choosing to return a 301 where a 404 would have been more appropriate. The unfortunate user who clicks links to pages on these sites finds themselves looking at a page they didn’t expect without any explanation.Nyanners’ oral history of the Family Computer2024-12-10T00:00:00-05:002024-12-10T00:00:00-05:00https://blog.feistel.party/2024/12/10/nyanners-oral-history-of-the-family-computerTwitch streamer and VTuber Nyanners shares some stories from the time of the single shared family computer and early internet.FSF won’t Zoom2024-11-08T00:00:00-05:002024-11-08T00:00:00-05:00https://blog.feistel.party/2024/11/08/fsf-refuses-to-use-zoomSuppose you’re an open source advocate and you’ll be testifying remotely in a court case that could set precedent to improve enforcement of the GPL if successful. You’re conflicted! The case is important, but Zoom is proprietary software!Selected Excerpts from CrowdStrike’s Channel File 291 Technical Root Cause Analysis2024-08-06T00:00:00-04:002024-08-06T00:00:00-04:00https://blog.feistel.party/2024/08/06/selected-excerpts-from-crowdstrikes-channel-file-291-technical-root-cause-analysisThe impression one gets is of a web UI CrowdStrike's threat detection engineers use to enter new regexes which must pass some checks but which are then delivered to customers without full integration testing.Difficulties Encountered Migrating from iOS to Android2024-01-30T00:00:00-05:002024-01-30T00:00:00-05:00https://blog.feistel.party/2024/01/30/difficulties-encountered-migrating-from-ios-to-androidAfter having used iOS exclusively for many years, I kept a log of difficulties I personally encountered while migrating to Android 14.A Years-Long Misunderstanding about Firefox Security in Wikipedia2024-01-20T00:00:00-05:002024-01-20T00:00:00-05:00https://blog.feistel.party/2024/01/20/a-years-long-misunderstanding-about-firefox-security-in-wikipediaThe Security subsection of the Wikipedia page for Firefox begins like this: Firefox allowed for a sandbox security model to manage privileges accorded to JavaScript code, but that feature has since been deprecated. That sounds really scary, but it’s not exactly true. Why should that be the very first thing mentioned, and how long has it been like that?