Cross-Site Scripting (XSS) is a type of attack where malicious code is injected into a website and executed on the visitor's browser. Code injection was the third most widespread category of vulnerabilities in web applications in 2021.1 It usually follows this pattern: The attac…

Weeks ago, I discovered the 512 KB Club, a group of websites focused on performance with a very small footprint. Browsing the site, I learned about the three teams (green, blue, and orange) into which websites are split based on their size. I wanted this blog to fit in the tinies…

Since I set up the NGINX pacman cache proxy for my local network, I've been enjoying faster downloads overall. However, when an upstream mirror had availability problems, NGINX did not automatically switch to an alternative mirror, causing timeouts during an update. Of course, th…

Arch Linux is a rolling release distribution. Almost every day there are updates available including kernel updates, "The nVidia proprietary blob", etc... These packages are huge and even with a very fast internet connection they take a lot of bandwidth and resources from Arch …

A few days ago I lost half the progress in The Legend Of Zelda: The Minish Cap due to an error while checking an old save state. Let’s say I was on point B (almost at the end of the game) and I wanted to check something from point A (50% of the game). To do so, I restored that sa…