System
16/06/2016
Réalisez un audit sécurité de votre système GNU/Linux facilement
Développé par la même personne derrière le scanner de malware Rkhunter, Lynis est un outil qui va vous permettre de réaliser un audit ...
How to modify an invalid /etc/sudoers file?
Here is what happens: $ sudo visudo >>> /etc/sudoers: syntax error near line 28 <<< sudo: parse error in /etc/sudoers ...
Configuration d’un serveur dédié de A à Z
Installation, configuration et administration d'un serveur dédié Ces tutoriaux ont été réalisés sous Debian (versions Etch 4.0 et Lenny 5.0) ...
Bash Shell Loop Over Set of Files
Bash Shell LoopHow do I run shell loop over set of files stored in a current directory or specified directory? ...
OpenVPN Documentation
Source: OpenVPN official documentation OpenVPN daemons (JSON format): ./sacli VPNStatus Show the number of users currently connected to the VPN: ...
Find Duplicate Files (based on size first, then MD5 hash)
Terminal - Find Duplicate Files (based on size first, then MD5 hash) find -not -empty -type f -printf "%s\n" | ...
Split OpenVPN configuration files
Source: npm Splits OpenVPN (.ovpn) files into separate files for private key, user+ca certificates and tls-auth key, for use with ...
Typical iptables
# Modify this file accordingly for your specific requirement. # http://www.thegeekstuff.com # 1. Delete all existing rules iptables -F # ...
(D)DoS Deflate
About (D)DoS Deflate is a lightweight bash shell script designed to assist in the process of blocking a denial of ...
How To Use Port Knocking to Hide your SSH Daemon from Attackers on Ubuntu
Introduction Servers, by definition, are implemented as a means of providing services and making applications and resources accessible to users ...
How To Configure Port Knocking Using Only IPTables on an Ubuntu VPS
Source: digitalocean.com Introduction Servers that are connected to the internet are subjected to all manners of attacks and probes by ...
Configurer IPTables pour Netfilter sous Debian Squeeze
Qu’est-ce que c’est? IPTables regroupe les lignes de commandes nécessaires à la gestion de Netfilter. Oui mais que fait Netfilter ...
Ignore existing files or update only newer files with rsync
Rsync is a useful command line utility for synchronising files and directories across two different file systems. I recently needed ...
How to change the MAC address of an Ethernet interface
Change the MAC address of an Ethernet interface temporarily Check MAC addresses: $ ifconfig -a | awk '/HWaddr/ {print "Interface: ...
Clone Your Ubuntu installation
If you want to create a system that is similar to a different system you have already set up, it ...
cssh: un outil pour les paresseux…
Cluster ssh est un outil merveilleux ! Combien de fois ai-je du retaper les mêmes commandes dans deux fenêtres shell ...