How to run a NYM mixnode

Some time ago I’ve started running a NYM mixnode. NYM is a project that targets improving privacy by decomposing network packages from different hosts, so that origin and target cannot be traced. You can check more about the NYM project at their site at https://nymtech.net/. The project uses Open Source technology to run, and they have a nice docs with details on how to run a node at https://nymtech.net/docs/, and the one relevant for mixnodes at https://nymtech.net/docs/run-nym-nodes/mixnodes/. ...

May 9, 2021 · 2 min · Pablo Iranzo Gómez

Lego Technic 42115 Lamborghini Sian FKP47

Xmas came with a good gift that I was able to finish mounting today, the Lego Lamborghini Sian FKP47 🛒#ad. The build experience was good, except for some issues related with not building in the best conditions of light, but more or less fixable… I forgot to add a gear that required me to bend a bit the model to put it back Realized that the gear shift wasn’t working because I didn’t put the piece in the right direction, so it was being blocked between two options Pick the wrong piece at one step so later on it was missing for another The biggest issue was that for the 2nd issue, I got into the motor drive had to be resettled and included some more dismantling, but nothing impossible. ...

January 15, 2021 · 1 min · Pablo Iranzo Gómez

Be lazy, automate: GitHub actions for static blogging

Be lazy, automate: GitHub Actions for static blogging /me: Pablo Iranzo Gómez ( https://iranzo.io ) What is a blog? A place to share knowledge, interests, tips, etc. Usually features: images comments from visitors, related articles, etc. What are the costs for a blog? Web costs money: Hosting Domain Maintenance etc. What is static blogging? Generate a static webpage Think of it as rendering templates into HTML Has no requirements on the web server, any simple Webserver is enough: Look ma!, no database! Look ma!, no users! Look ma!, no security issues! What does it mean to us? We write an article Command for generating html from templates is used New files uploaded to Webserver Some Philosophy Empty your mind, be shapeless, formless, like water. Now you put water in a cup, it becomes the cup, you put water into a bottle, it becomes the bottle You put water in a teacup, it becomes the teapot Now water can flow or it can crash. Be water my friend ...

January 14, 2021 · 3 min · Pablo Iranzo Gómez

Ubiquiti UniFi for WiFi network

Introduction During the pandemic I wanted to work a bit on the wireless system at home, the router provided by the ISP was having already issues that resulted in WiFi devices not connecting and only new devices were able to report ‘AP full’ message when the connection failed. First I started testing the ASUS devices like the AX92U which had WiFi 6 support. My flat is not that big, but as I had some issues with 2.4Ghz devices like smart power plugs, I decided to go for a second unit of the same router and test the AI-Mesh that was announced by ASUS as the best way to extend coverage. ...

January 1, 2021 · 4 min · Pablo Iranzo Gómez

Configuring OpenShift with self-contained NTP

Introduction In a regular OpenShift environment, NTP server is more less like this: Diagram In a self-contained cluster with no connection to external networks NTP server is not reachable, but a reachable NTP server is required for proper cluster synchronization. Cluster does use SSL certificates that require validation and might fail if the dates between the systems are not in sync or at least pretty close in time. Diagram We’ve several components already available in our OpenShift cluster that are very useful: ...

December 7, 2020 · 5 min · Pablo Iranzo Gómez
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