Before reading this article, you may find useful to have a look at the preliminary post about encryption concepts for IT, that explains step-by-step the needs for a Public Key Infraestructure. What is a Public Key Infrastructure (PKI)? When establishing…
This post summarizes common (and some uncommon) encryption algorithms and hashing algorithms. Some of them have been deprecated over the time. So if you are looking for one to implement, please check this. Cryptographic Systems The cryptographic systems that are…
This post tries to summarize the basic concepts of cryptography and encryption that are relevant to information technologies, computer science and cybersecurity. It tries to focus on the basic concepts. Technical details about mathematics, calculations or implementations (like encryption algorithms…
Find the Unicode character linked to the character you want to print. Press Ctrl + Shift + u, then type the hexadecimal code of the Unicode character you want to print. External references heemayl, “How to print special characters“,…
This post details the steps to reinstall Windows XP on a Dell Latitude D505. Dell Latitute D505 was a laptop from 2004. Its default operating system was Windows XP. Installation Steps 1. Get a bootable unit with Windows XP…
VirusTotal It was a Spanish company that was acquired by Google on 2012. Some projects like the exploiting tool TheFatRat asks to refrain users from uploading to Virus Total the malware created with this suite. The reason…
This post lists some popular disk file systems. List of file systems FAT FAT is a very old file system, based on 12 or 16 bits. It was replaced in more modern system by FAT32, and eventually by the current…
Newspaper Library from Public Institutions Biblioteca Nacional de España (BNE) Local newspapers: La Gaceta de Salamanca (restricted access) Diputación de Salamanca Newspaper Library from Newspaper Platforms Orbyt Subscription to Orbyt includes access to newspaper library of La Gaceta de…
Feedly Newsblur The Old Reader Digg Reader It was shut down in 2018.
Disclaimer about Windows XP Windows XP is an operating system that is lacking official support from Microsoft since April 8, 2014. IT IS NOT RECOMMENDED TO USE THIS OPERATING SYSTEM ANYMORE. There are multiple known vulnerabilities that exposes your computer…