Sec2John

Técnico en Desarrollo y Ciberseguridad

> Llevo más de 15 años viviendo en Linux profesionalmente y aún sigo en el viaje.
No importa cuál es tu background técnico: Linux es la base. Domina la línea de comandos, automatiza con bash scripting y descubre Linux real conmigo.

¡Únete!

Contenido Indexado

Soy tan majo que te indexo aquí (casi)todos mis recursos...

TÍTULO FECHA TAGS LINKS
HackMyVM Venus - 04 Mia
Como ver el contenido de un fichero llamado - (dash)??
2025-06-02 #hackmyvm #venus #bash #find #cat #$(...) #pwd #realpath #~
#!Bash 39 - RBash, shell restrictiva (restricted shell)
#!Bash 39 - Qué está permitido y qué no en una shell restrictiva.
2024-10-23 #bash_serie #bash #scripting #rbash #$- #ln #path #history #enable #exec #hash #command #vim
#!Bash 30 - Sustitución de comandos)
#!Bash 30 - Sustitución de comandos, simplificacion de comandos compuestos a simples: asignaciones y comandos simples, orden de prevalencia entre alias, shell functions y binarios.
2024-07-12 #bash_serie #bash #scripting #$(...) #shell_expansion #~ #$((...)) #declare #alias #shell_function #path #hash
Linux Explained: Directorio /sys
Directorio SYS de Linux explicado
2024-05-26 #linux_explained #humor #sysfs #tmpfs #udev #kernel #path
Linux Explained: Directorio /bin
Directorio BIN de Linux explicado
2024-05-19 #linux_explained #humor #cat #shell #ls #rm #path
¿Cómo ordeno ficheros por fecha y hora contenida en el nombre del propio archivo?
Ordenamiento de ficheros en base a fecha y hora como parte del nombre del archivo
2024-03-28 #sort #| #path #head #arithmetic_expansion #tac #grep #command_substitution
¿Cómo encuentro todos los directorios donde el usuario actual puede escribir?
La variable de entorno PATH en Linux contiene rutas de programas donde si podemos escribir abusaremos del sistema. Forjamos el comando que nos lista en qué directorios podemos escribir con el usuario actual
2024-03-21 #path_abuse #ciberseguridad #path #which #tr #find #command_substitution

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Sobre mí

Hola, me llamo Juan y soy técnico en ciberseguridad. Tengo años de experiencia como analista de amenazas, investigador forense y desarrollador de software - adoro scrum.

Llevo un tiempo creando contenido poniendo el foco en Linux, el terminal, Bash scripting y ciberseguridad con un toque de humor.