If you want to learn more about computer security you can access the following links, which will surely be of interest to you:
Official website of the Internet Security Office (OSI) of the National Cybersecurity Institute of Spain (INCIBE).
In this portal you will find general information about Internet security and tools that will help you navigate safer.
Web where you will find everything about routers, networks, WiFi, Internet, servers and other telecommunications technologies.
It also has a section dedicated only to current news related to computer security, which you can access by clicking on the title.
MicroCAD is a spanish company specialized in IT consultancy and services in information technology.
From this link you can access an article available on their website where you can find some basic tips about computer security.
Chema Alonso’s blog, a famous spanish hacker and expert in cybersecurity.
In this blog you will find articles about cybersecurity and hacking. This blog is aimed at a more specialized audience, but many of its articles serve as an introduction to interesting topics about information technology.