Technology Blog

Free wildcard certs with Let’s Encrypt & DNS auth ft. Route 53

Everyone’s favorite SSL certificate authority Let’s Encrypt recently announced support for wildcard SSL certificates on their forum here using the ACMEv2 API. Wildcard SSL certificates still cost as much as $150-300/yr on the market. Getting them for free is a huge bonus. Install Certbot Grab the Certbot tool for issuing Let’s Encrypt signed SSL certificates.… Read More: Free wildcard certs with Let’s Encrypt & DNS auth ft.… »

Multi-WAN failover without session termination

One of the reasons why people run BGP is when reliability is of utmost importance and sessions terminating abruptly can simply be not afforded, especially in cases like VOIP. However this is an expensive proposition both cost and skill wise. There may be a middle ground between this and simple failover with multiple uplinks. That… Read More: Multi-WAN failover without session termination »

How to fake pings and traceroutes

I recently read Srijit Banerjee’s excellent article, which brought to light ugly things done by service providers to fool their customers who have grown accustomed to the ping google.com command to judge the quality of the internet. While he has strayed away from how this is done, I feel that educating people on how this… Read More: How to fake pings and traceroutes »

Switching from QWERTY to Colemak keyboard layout

So after pondering for a while, I finally decided to make the switch from the QWERTY keyboard layout to Colemak. This post will be about keeping track of my progress for my reference. I can touch type with QWERTY and have been typing on the layout for close to 10 years now, my average speed… Read More: Switching from QWERTY to Colemak keyboard layout »

How to fix “Not logged into Rocket League servers” error on Linux

Encounter the “Not logged into Rocket League servers” error while trying to get online on the Rocket League game on Linux? Here’s a fix. Rocket League needs SSL to communicate with their servers. So the first steps would be to: Make sure the system time and date is correct. I use UTC hardware clock. Make… Read More: How to fix “Not logged into Rocket League servers” error… »

How to use AMDGPU driver for Southern Islands and Sea Islands card on Ubuntu Linux

These instructions apply only for GCN 1.0/Southern Island cards and GCN 1.1/Sea Islands cards. You can check if your card falls in this categories here. The AMDGPU driver is a newer driver for GNU/Linux and promises better performance and Vulkan support. You will need to do two steps to make it work. Userspace drivers –… Read More: How to use AMDGPU driver for Southern Islands and Sea… »

Google outage due to Cyclone Vardah in India

This post is constantly updated with whatever information I can get my hands on. Refresh for updates. World wide panic!!! Google is down! Grab your routers and run!!!11 Well not really but internet services were massively affected due to the Cyclone Vardah near Chennai. To my knowledge three major things happened. Google(AS15169) had huge problems… Read More: Google outage due to Cyclone Vardah in India »