Hardening SSH connections on pfSense

This is a quick entry to explain how to use a low privileged user just to create a SSH tunnel (port forwarding) to access remotely to some internal service in your infrastructure. Considering these settings, let's create the user from command line on Pfsense (which is based on FreeBSD): [2.4.2-RELEASE][root@pf.acme.local]/root: adduser Username: dude Full name: … Continue reading Hardening SSH connections on pfSense

Problems after installing Debian GNU/Linux on Thinkpad T470p

In this entry I would like to explain the problem that I faced with my new Lenovo Thinkpad T470p after installing Debian GNU/Linux Buster as a second operating system in the box. I have to notice that I was playing a little bit with Microsoft Window 10 Pro installed by default just to know how … Continue reading Problems after installing Debian GNU/Linux on Thinkpad T470p

Installing i3wm themes on Debian (Buster)

Quick entry explaining the steps that I followed to adapt this guide on Debian Buster. Backup First of all backup your current i3wm configuration, these steps are based on a previous i3wm installation, that depends on where your settings files are located: $ lsb_release -a No LSB modules are available. Distributor ID: Debian Description: Debian … Continue reading Installing i3wm themes on Debian (Buster)

Install and setup my LAN with pfSense v2.4.2

Much time after I bought my APU1D4 I could install pfSense on it and I'd like to share some notes about this process with you. Let's start with router hardware specifications: APU1D4 specifications Mainboard: APU ALIX Engines APU.1D4CPU: 1 GHz AMD G-Series T40E APU Dual coreRAM: 4GB DDR3Network: 3 x 1 Gbps Ethernet portsWirelessCompex WLE200NX … Continue reading Install and setup my LAN with pfSense v2.4.2

Microsoft Windows 10 Pro commands to GNU/Linux users

I've been using just Debian GNU/Linux operating system for years at home and in my daily work, but sometimes is needed to go out of our comfort zone to keep learning new things. As my new laptop ships with Microsoft Windows 10 Pro I'm going to take this opportunity to remember how to administrate a … Continue reading Microsoft Windows 10 Pro commands to GNU/Linux users

Visualizar resonancias del SALUD (imágenes DCIM) en Debian GNU/Linux

Actualización: He encontrado el siguiente enlace en el que aparecen algunas alternativas de visores DCIM para Linux que se podrían probar. El problema Esta entrada la escribo en español porque creo que puede ser útil para personas que estén en la misma situación que yo. Hace unas semanas me realizaron una resonancia en la Seguridad … Continue reading Visualizar resonancias del SALUD (imágenes DCIM) en Debian GNU/Linux