Author: g33kadmin


Karpenter is an open-source node provisioning project built for Kubernetes. Adding Karpenter to a Kubernetes cluster can dramatically improve the efficiency and cost of running workloads on that cluster. Karpenter is tightly integrated with Kubernetes features to make sure that the right types and amounts of compute resources are available to pods as they are…

Peach Icebox Pie

Sign Arbitrary Data With Your SSH Keys

Did you know that you can use the ssh-keygen command to sign and verify signatures on arbitrary data, like files and software releases? Although this feature isn’t super new – it was added in 2019 with OpenSSH 8.0 – it seems to be little-known. That’s a shame because it’s super useful and the most viable alternative to…

A Closer Look at NSA/CISA Kubernetes Hardening Guidance | Kubernetes

Authors: Jim Angel (Google), Pushkar Joglekar (VMware), and Savitha Raghunathan (Red Hat)Disclaimer The open source tools listed in this article are to serve as examples only and are in no way a direct recommendation from the Kubernetes community or authors. Background USA’s National Security Agency (NSA) and the Cybersecurity and Infrastructure Security Agency (CISA) released,…

Cuddly, Octo-Palm Tree: Bash functions are better than I thought

I’ve been using Bash functions quite liberally over the past couple years, butlast week I discovered that they can be much better than I thought. In thispost, I’ll explain how I thought they worked, why I was wrong, and how thatmakes them better.Function syntax Source: Cuddly, Octo-Palm Tree: Bash functions are better than I thought


croc is a tool that allows any two computers to simply and securely transfer files and folders. AFAIK, croc is the only CLI file-transfer tool that does all of the following: allows any two computers to transfer data (using a relay)provides end-to-end encryption (using PAKE)enables easy cross-platform transfers (Windows, Linux, Mac)allows multiple file transfersallows resuming transfers that are interruptedlocal server or port-forwarding not neededipv6-first with ipv4 fallbackcan use proxy, like tor Dark Mode…

Introduction to Kubernetes on Edge with k3s (LFS156x) – Linux Foundation – Training

Learn the use cases and applications of Kubernetes at the edge through practical examples, hands-on lab exercises and a technical overview of the K3s project and the cloud native edge ecosystem. Source: Introduction to Kubernetes on Edge with k3s (LFS156x) – Linux Foundation – Training

Kubernetes YAML Generator

Octopus Deploy makes it easy to automate your deployments and operations runbooks from a single place, helping you ship code faster, improve reliability, and break down dev & ops silos. Source: Kubernetes YAML Generator

CookLang: recipe markup language

CookLang is a markup language for recipes. Create a recipe file, where each line is a step in the recipe. Tag your ingredients with @ and {}, then save your file. For a complete reference on CookLang, see the language specification page. Install a recipe viewer. We support a few tools for viewing CookLang recipes:…


A temporary email right from your terminal written in POSIX sh. tmpmail is a command-line utility written in POSIX sh that allows you to create a temporary email address and receive emails to the temporary email address. It uses 1secmail’s API to receive emails. By default, w3m is used to render the HTML emails on the terminal. But if you prefer another…

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