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
¿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
CmdChallenge #37: Rana
¿Puedes llegar a imprimir el contenido de un fichero contenido en un directorio juguetón ./.../ /. .theflag.txt? (3 soluciones)
2024-03-18 #cmdchallenge #cat #shell_expansion #filename_expansion #> #find
¿Cómo encuentro todos los ficheros ejecutables del usuario actual?
Comando directo para encontrar todos los ficheros ejecutables interesantes (excluidos los del sistema operativo) del usuario actual. Ideal para buscar opciones para una escalada de privilegios.
2024-03-14 #privilege_escalation #ciberseguridad #stat #find
CmdChallenge #35: Pollito
Resolución de CmdChallenge #35: Pollito
2024-03-07 #cmdchallenge #find #awk #shell_expansion #filename_expansion
CmdChallenge #29: Vaca
Resolución de CmdChallenge #29: Vaca
2024-02-04 #cmdchallenge #find #basename #grep #filename_expansion #shell_expansion
CmdChallenge #28: Unicornio
Resolución de CmdChallenge #28: Unicornio
2024-02-01 #cmdchallenge #find #sort #uniq #xargs #dirname #filename_expansion #shell_expansion
CmdChallenge #26: Tigre
Resolución de CmdChallenge #26: Tigre
2024-01-25 #cmdchallenge #find #rename #sh #mv #cut #command_substitution #shell_expansion
Cómo encontrar todos los ficheros de un usuario concreto.
Comando para encontrar todos los ficheros propiedad de un usuario concreto
2024-01-23 #find #grep
CmdChallenge #25: Leona
Resolución de CmdChallenge #25: Leona
2024-01-10 #cmdchallenge #find #basename #xargs #sed
CmdChallenge #23: Zorro
Resolución de CmdChallenge #23: Zorro
2024-01-10 #cmdchallenge #find #sed #filename_expansion #shell_expansion

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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.