My Tech Notebook
Altering ARP Tables
Initializing search
GitHub
My Tech Notebook
GitHub
cd ~
BSD
BSD
Filesystems
Filesystems
MFS: Using a RAM Filesystem
Mounting a Filesystem in Multiple Places Simultaneously
Kernel
Kernel
Activating the Serial Port on FreeBSD
Activating Kernel Modules
Modifying Your Generic Kernel
Misc
Misc
Migration: Migrating Linux accounts to BSD
FreeBSD
FreeBSD
Creating an Apple Time Machine Network on FreeBSD
Installing FreeBSD on ZFS
Monitoring CPU Temperature on FreeBSD
OpenBSD
OpenBSD
Modifying Boot Parameters
OpenBSD Configuration Guide (Very Complete)
OpenBSD Package System
Recovering your OpenBSD after a bad manipulation
Network
Network
Bandwidth Usage Statistics
Configure Network on NetBSD
Configure Network on OpenBSD
Configuring Network on FreeBSD
QoS (Quality Of Service) with PF
Trunking: Creating Trunking (bonding) on OpenBSD
UFS: Disk usage in UFS
VLAN: Creating a VLAN Interface on OpenBSD
Firewalls
Firewalls
IP Filter: Using the Firewall on Solaris
Packages
Packages
FreeBSD Package System
Security
Security
Encrypting Swap Partition
Jailctl: Creating Chroot Environments (Jails)
Coding
Coding
C
C
Better Understanding and Using the C Language Preprocessor
Introduction to C
Some examples of CMake usage
HTML
HTML
CSS: Style Sheets
Introduction to XHTML
Special Characters
Text Formatting
Java
Java
Debugging a JVM Crash
Java Memory Management
Misc
Misc
Introduction to PowerShell
PHP
PHP
Compile Your PHP Scripts
Introduction to PHP
Securing PHP Scripts
Perl
Perl
Introduction to Perl
Learning Perl 6
My Perl Scripts That Can Serve as Exercises
Object-Oriented Programming in Perl
Python
Python
Introduction to Python
My Python Scripts That Can Serve as Exercises
SQL
SQL
Introduction to SQL
ShellScript
ShellScript
Debugging a Shell Script
Different Shell Script Loops
Introduction to shell scripting
Ethical Hacking
Ethical Hacking
Database
Database
SQL Injections
Misc
Misc
Address Space Protection: State of the Art in Linux and OpenBSD
Penetration Testing
Network
Network
Altering ARP Tables
ARP Spoofing in a Switched Network
Grimwepa: Easy WiFi Hacking
Hidden (or Covert) Channels
Man in the Middle
PSAD: Protection Against nmap-Type Scans
Reverse Engineering with LD_PRELOAD
Scapy: Data Frames and Packets
Operating Systems
Operating Systems
DNS Protocol Security Audits
Linux
Linux
Anti-forensics on ext2/ext3 Filesystems
Windows
Windows
Fuzzing - Tutorial on Using and Customizing a Fuzzer for Vulnerability Research
Arbitrary Code Injection and Execution in Another Process Memory Space
Download and Execute ShellCode: Optimized and Detailed Code of a Download/Execute ShellCode for Windows
Finding passwords from the Windows SAM database
Finding the base address of kernel32.dll: Three methods PEB, SEH and TopStack
Shatter Attack Technique
Theory
Theory
Cryptology and Prime Numbers: The RSA Algorithm
Linux
Linux
Applications
Applications
BusyBox: Creation and Usage of a BusyBox
CPUBurn: Stress Testing Your CPU
Crontab: Usage
FTP: Automate Transfers
Gnuplot: Graph Data Easily
Linux-Unix Cheat Sheets - The Ultimate Collection
MFi: Install a Ubiquiti server to manage powerstrips
Mirroring a Website
Restarting difficult services
Task Scheduling
Weechat: A User Friendly IRC Client
Yubikey: Configure Your Yubikey with PAM
ZNC: Use a Bouncer to Get History
Shell
Shell
Batch Renaming Elements
Chat with Users on the Same Machine via Terminal
Command-line Burning
Console Colorization
Cpulimit: Limit CPU Usage
Date: Advanced Usage of the Date Command
Differences between du and df
Environment Variables
Execute Commands at Logout
Fifo and Cat: Share a Session with Multiple Users
Locate Large Files and Directories
Find all dependencies related to a package
Finding Broken Symbolic Links
How to Kill a Crashed Application or Handle a Frozen Screen
Ivconv: Text Transcoding to Any Character Set
Jobs: How to Use Jobs
Kill and lsof: Killing the process listening on a specific port
Most Used Commands List
MOTD: Modifying the Console Opening Message
Pstree: List Processes as a Tree
Redirect a Service Output to a File
Removing Superfluous Elements in Text Files
Screen: Most Used Commands
Sed & Awk: Some Examples of These Wonders
Shell: Batch Renaming with Counter
Sipcalc: Subnet Calculator
The find command or the power of search
Tmux: The Terminal Multiplexer Replacing Screen
Unix Toolbox: All Useful Commands
Xterm: Customizing the Display
ZSH: A Very Practical Shell
TextEditors
TextEditors
Emacs: Quick Reference Card
Introduction to Vi
Vim: Essential Commands & Quick Reference Card
Coding And Debug
Coding And Debug
Failed Compilations
Generate a Configure File for Pre-make
Patches: Creating and Applying Patches
Perl Locale Issues
Strace and Ltrace: Trace System and Library Calls
Desktop
Desktop
Fluxbox: Rounded Corners for All Windows
Awesome: A Lightweight and Powerful Desktop
Compiz: Setting Up a 3D Desktop
Disable Sound in GDM
Disable the PC Speaker Beep
Export a Display or Forward an X11 Connection
Gnome: Locked Dashboards
GNOME Shell: Using Settings to Configure Your Desktop
Gnome-shell: Automatic Wallpaper Change
How to install and configure a monitoring machine for supervision
Infinality fonts for retina display
Numlockx: Enabling the numeric keypad at boot
Restart X
Synergy: Multi-screen Setup with Multiple Computers
Using the Numeric Keypad as a Mouse with X
Wacom: Setting up the Wacom Bamboo
Xmodmap: Map All Your Mouse Buttons
Zenity: GUI for Your Scripts Easily
VNC
VNC
Vino: The VNC Server of Excellence for GNOME
VNC: Listen Mode on Linux
Filesystems And Storage
Filesystems And Storage
ACL: Implementing NT-type Permissions on Linux
Anatomy of a Linux Filesystem
AutoFsck: Changing Filesystem Checks on Ubuntu
AutoSSH: Automatically Reconnect SSH Tunnels
BTRFS: Using the Ext4 Replacement
Clone a Hard Drive
Filesystem Conversion
Creating Blank Images for Testing Filesystems
Ext3: Resize partitions without data loss
Foremost: Recover Deleted Data
FUSE: Unable to Mount Disks Due to /dev/fuse
Hdparm: Optimizing Disk Access
Incron: Execute Automatic Actions When File States Change
Limiting I/O usage by an application
No space left on device while there is space available
Optimizing Hard Disk Performance on Linux
Parted: Solving Partitioning Problems on Large Filesystems
Scalpel: Recovering Deleted Data
Setting up quotas on Linux
Smartmontools: Hard Drive Monitoring
SWAP: Creating Dynamic Swap
TestDisk: Recovering Lost Data
Tmpfs: RAM filesystem or how to write to RAM
ZFS On Linux: Setting up ZFS on Linux
LVM
LVM
LVM: Working with Logical Volume Management
Resize Swap
Raid
Raid
Linux RAID Performance
Optimization of extX filesystems and RAID under Linux
Recovering Data from a RAID1 LVM
Software RAID Configuration
Storage Encryption
Storage Encryption
Cryptoloop: Setting Up an Encrypted Folder
EncFS: Setting up EncFS with FUSE
LUKS: Encrypting Your Partitions
Solutions for Encrypted LVM System
TrueCrypt: Portable Data Encryption
Kernel
Kernel
How to Check the Page Size of Your Machine
Initramfs: Fixing Kernel Boot Issues with Initramfs
Kernel: Module Compilation
Kexec: Optimize Your Boot Times
Linux Memory Management
Linux Process and Scheduler Management
Managing Zombie Processes in Linux
Memory Addressing and Allocation
Memory Caches
Modifying Source Version
OProfile: Profile Your System
Process Latency and Kernel Timing
Queueing Theory
Recompile your kernel
Securing Your Kernel with Grsecurity and PaX
Strengthening Linux Kernel Security Functions
Sysctl: Configuring Kernel Options in Linux
SystemTap: Profile and Quickly Use Kernel Features
Udev: Using a Socket to Communicate with Kernel Devices
Understanding the Content of /proc
Misc
Misc
Converting Unix Timestamp to Date
Activating the Serial Port on Linux
Enabling and Disabling Screen Savers from Command Line
How to Check BIOS Version Without Rebooting
Connect to Debian via Serial Port
Creating an ISO Image
Uncompress for Different Formats
Disable Screen Standby on Debian
DrawIt: A VIM Extension for Creating ASCII Diagrams
Gentoo: Getting Started
Gentoo: Using Portage
Getting Hardware Information from a Machine
GRUB: Using a Bootloader
GS: Merge Multiple PDFs Into One
Installing Mac OS X and Ubuntu in Dual Boot
IRC: Setting up an IRC server with UnrealIRCD and Anope Services
Linux Boot Process
Linux: Launching Daemons at Boot
Manipulating Images via Command Line
Measuring Execution Time of One or Multiple Commands
Activating the Numeric Keypad
RAM Information
Replacing an installed RedHat with Debian without formatting
Sending Emails from Command Line
Sudo: Running commands as root without being root
Sysstat: Essential Tools for Analyzing Performance Issues
Systemd: How to Debug on Boot Failure
Understanding Time Management in Linux
Understanding Load Average
Vagrant: Quickly Deploy Virtual Machines
VirtualBox: VMware Alternative
Wine: Running Windows Applications on Linux
Debian
Debian
Advanced Usage of Debian Packages
Automate Debian Installation
Broadcom Drivers and Debian
Checking File Integrity on Debian
Creating a Debian Repository
Cron-apt: Automatic Security Updates Installation
Debian: Changing Default Tools (e.g., Editor)
Debian: GPG Error During apt-get update
Debian: No More Dependency Errors When Configuring From Source
Debian: Reinstalling a Server Almost Identically
How to use old Debian repository for unmaintained Debian versions
Installing Debian on a Mac in Single Boot
Integrit: Add an integrity control tool on your Debian
Modifying CPU Frequency
Recompile a Software the Debian Way
RedHat
RedHat
Creating a Red Hat Kickstart to Automate Installations
Creating a RedHat DVD from CDs
Creating a RedHat Package from a Tar File
Restore permissions on Red Hat
RPM: Build a Binary RPM Package from Sources on Red Hat
SoSReport: Generate and analyze machine reports
Yum: Package Management in Red Hat
Multimedia
Multimedia
Video Conversions
Converting WMA to MP3
Advanced Usage of MediaWiki
Newznab: Setting up a Usenet Indexer
SABnzbd: A Web Interface for Managing Newsgroups
Sick-Beard: A PVR Relying on SABnzbd
Switch audio output to another USB device
Network
Network
Bwm-ng: Measure Bandwidth Consumption in Real Time
Check Connections Per IP
Cisco VPN Client: Installation on Red Hat 6
Configuring a Local Network on Debian and Ubuntu
DNS FQDN Name Resolution in Local Network
Dnsmasq and dhclient: use a specific DNS for a specific domain
Ifrename: Renaming Network Cards Without Using Udev
IP: Network Interface Management Command
Iperf: Testing End-to-End Bandwidth
IPv6: Complete Removal, IPv4 Only on Debian
Kernel and Network: Pushing the Limits of Connectivity
Make Network Card LEDs Flash
Network: Creating Bonding
Proxychains: Proxy Any Outbound Connection
Rename Network Interfaces to ethX
Displaying Active Machines on the Current Network
Trickle: Limit Your Application Bandwidth
Netcat
Netcat
Netcat: Creating a Listening Port
Netcat: File Transfer
Netcat: Remote Partition Backup
Netcat: Usage
OpenSSH
OpenSSH
Belier: Script Your SSH Connection
Bypassing HTTPS Proxies for SSH
Chroot SSH Accounts
Creating a VPN with OpenSSH
Fanout: Run the Same Command on Multiple Machines Simultaneously
OpenSSH FAQ
OpenSSH: Creating an SSH SOCKS Proxy
OpenSSH: Graphical Window Forwarding
OpenSSH HPN (High Performance): Implementation and Installation
OpenSSH: SSH Connection Multiplexing
OpenSSH: SSH Key Exchange
OpenSSH : Tunneling VPN
OpenSSH: Using Stepstones
Reverse Tunneling with OpenSSH
Securing OpenSSH
Setting up an SSH Bouncer Server for Your SSH Connections
Packages
Packages
Debian
Debian
Apt & Aptitude: Useful Commands
Apt-cacher-ng: Setting Up a Proxy for APT
Apt-file: Searching for Files That Prevent Compilation
APT: Adding Release Preferences for Specific Packages
RedHat
RedHat
Adding Red Hat DVD as a Repository
Security
Security
Force User to Change Password at First Login
Acct: The Ultimate Keyfinder
Encrypt and Decrypt a File with OpenSSL
Encrypting a Password with MD5
Fail2ban: Implementing automated iptables rules to counter bruteforce attacks
Freeze a Machine by CPU Overload
GnuPG: Encrypt Your Emails
Lshell: Limiting Shell Capabilities
Secure Your Architecture with SELinux
Ulimit: Using System Limits
Xinetd: Securing Services
MacOS
MacOS
Applications
Applications
Hdiutil: Creating a DVD ISO from a VIDEO TS folder
Mount Disk Images from Command Line
Coding
Coding
Compiling with GCC on Multiple Architectures (e.g., PPC and Intel)
Hardware
Hardware
Calibrating Your Laptop Battery
Misc
Misc
Clearing DNS Cache on Mac OS X
Hide an Open Application from the Dock and Switcher
Installing OSX from an External Drive
MacFuse + NTFS-3G: Reading and Writing NTFS Partitions on Mac OS X
Switching to Case-Sensitive File System on Mac OS X
Viewing Hidden Files and Folders in Mac OS X
Misc
Misc
3D Print
3D Print
OctoPrint: add Prusa Connect
Prusa maintenance
CAD
CAD
Blender: useful keyboard shortcuts
Fonera
Fonera
Enabling SSH on the Fonera+
Modify the firmware with FrancoFON
Modifying the firmware with OpenWrt
Google
Google
Gmail: Having Multiple Email Addresses with a Single Gmail Account
Google Search Tips
Home Assistant
Home Assistant
Sonoff: Remote-control reset
LaTeX
LaTeX
Beamer: Create Beautiful LaTeX Presentations
LaTeX Template for Creating Cheat Sheets
Misc
Misc
BIOS Beep Codes and Their Meanings
Create a clean Git/GitHub pages branch
Hyperhdr rpi swapped colors
OpenElec: Multimedia Solution for Raspberry Pi
Reboot Your Freebox Server 6 via Command Line
Repairing a GoPro Hero Video
Soekris
Soekris
Installing pfSense on Soekris
OpenBSD Configuration and Installation via Serial Port on Soekris
Upgrading the Soekris BIOS
Network
Network
Cisco
Cisco
Analyzing Network Equipment and Network Configurations
Basic Configuration of a Cisco PIX
Capturing connections on an interface
Completely Reset a Cisco Configuration
Configuring a catalyst switch
Installation from Scratch of a Cisco Pix
Theory
Theory
BGP Protocol and its Security
Network Flows
TCP Flags
Servers
Servers
Authentication
Authentication
FreeRadius
FreeRadius
DaloRADIUS: Setting up a FreeRadius server with DaloRADIUS web interface
Setting up a FreeRadius server
Kerberos
Kerberos
Apache SSO Authentication on AD Backend via Kerberos
Authenticating Solaris Accounts on Active Directory
Kerberos: Setting up a Kerberos Server
OpenLDAP
OpenLDAP
LDAP: Installation and Configuration of a Secondary LDAP Directory
LDAP: Installation and Configuration of an LDAP Directory
PhpLDAPadmin: Setting Up a Graphical Management Solution for OpenLDAP
Setting up a Synchronization Solution between ActiveDirectory and OpenLDAP
PAM
PAM
PAM Cracklib: Configure Password Complexity
PAM: Install pam_mkhomedir for Automatic User Home Directory Creation
PAM Mount and SshFS with Password Authentication
PAM mount: Automatically Mount Network Shares at Login
PAM (Pluggable Authentication Module): Choosing Authentication Methods
Pam time setting login restrictions
PAM-script: Execute Scripts at Authentication, Session Open and Close
SSO
SSO
CAS: Setting Up an SSO Server
LemonLDAP::NG: More than just SSO
OpenID: Authentication Centralization
Backups
Backups
Amazon S3: Clean and Automated Backups with Amazon S3
BackupPC: A Complete Backup Tool
Backups and Restorations with tapes
Bacula: Setting Up a High-Performance Backup Server
Rdiff-backup: Incremental Remote Backups
Rsync: Incremental Backup
Unison: Backup like rsync but bidirectional
ZRM: Automated Backups and Easy Restorations
Cloud Computing
Cloud Computing
DevStack: Quickly Develop or Test OpenStack
OwnCloud: Create Your Personal Cloud
Configuration Managers
Configuration Managers
Ansible: A Powerful Agentless Configuration Management and Orchestrator Solution
Puppet
Puppet
MCollective: Run Actions in Parallel on Remote Machines
Puppet: Configuration File Management Solution
Puppet Dashboard: Setting up a Graphical Interface for Puppet
PuppetDB: Enhance Your Puppet Functionality
Containers
Containers
LXC: Install and configure the Linux Containers
VServer: Setting Up VServer
Docker
Docker
Docker Compose: create and manage multi-container applications
Docker: containerize your applications
Kubernetes
Kubernetes
K3s: A lightweight Kubernetes
Kubernetes basic usage
Use local storage with OpenEBS
OpenVZ
OpenVZ
OpenVZ: Setting Up OpenVZ
WebVZ: Manage OpenVZ VMs with a Web Interface
Solaris Zones
Solaris Zones
Installing HA Zones with ZFS and Solaris Cluster
Configuration and Usage of Solaris Zones (Containers)
DNS
DNS
Unbound: Implementing a Next Generation DNS Server
Bind
Bind
Advanced usage of Bind
Bindgraph: Get Statistics and Graphs of DNS Queries
Installation and Configuration of a Bind9 Secondary (Slave) Server
Installing and Configuring a Primary Bind9 Server (Master)
NamedManager: A Nice Web Interface to Manage Bind
Securing a Bind Architecture
Setting up a Bind server with LDAP backend
PowerDNS
PowerDNS
PowerAdmin: An Administration Interface for PowerDNS
PowerDNS: Creating a DNS Cache Server
PowerDNS: Creating a Master DNS Server
Databases
Databases
Sybase: Installation and Configuration
MySQL MariaDB
MySQL MariaDB
MySQL: Backups, Restorations and Transfers
GreenSQL: Preventing SQL Injections with GreenSQL
MariaDB Galera Cluster: Multi-Master Replication
MariaDB: Migration from MySQL
MariaDB Operator: Run full featured MariaDB in Kubernetes
MySQL Cluster Load Balanced with Heartbeat
MySQL: Installation and Configuration
MySQL Replication Master to Slave
MysqlTuner: Optimizing Your MySQL Server
PhpMyAdmin: Installation and Configuration
Purging MySQL Binary Logs
Repairing MyISAM and InnoDB Databases
Replication Master to Master
Running Multiple MySQL Instances on Solaris
Setting up a MySQL Proxy
Using MySQL
XtraBackup: Optimizing Your MySQL Backups
NoSQL
NoSQL
ElasticSearch: Powerful Search and Analytics Engine
PostgreSQL
PostgreSQL
PhpPgAdmin: Installation and Configuration
PostgreSQL Installation and Configuration
Slony-I: Database Replication for PostgreSQL
File Sharing
File Sharing
AOE: Setting Up an ATA Over Ethernet Server
AutoFS: Mounting and Unmounting Shares
NFS: Setting up an NFS Server
Setting up a Unix systems specialized Home server
UploadTool: Setting up a file sharing tool via Apache
SFTP and FTP
SFTP and FTP
MySecureShell: Setting up a Secure File Transfer Solution
PhpFtpWho: Connection Monitoring for Proftpd
SSLH: Multiplexing SSL and SSH connections on the same port
Vsftpd: Setting up virtual hosts with MySQL
Samba
Samba
Network Recycle Bin
Installation and Configuration of Samba in "Share" Mode
Installation and Configuration of Samba in ADS Mode (Authentication on an AD Server)
Installation and Configuration of Samba in 'User' Mode
Installation and Configuration of Samba in User Mode (Authentication on an OpenLDAP Server)
Installing and configuring Samba as a Domain Controller
Mounting a Windows Share from Samba
Problems with saving Office, Adobe... file types
Trick Samba Share Size Display
iSCSI
iSCSI
Creating an iscsi share between solaris and debian
iSCSI: Setting up an iSCSI Server
High Availability
High Availability
Installation and Configuration of Pacemaker
Load Balancing Multiple WAN Connections
Quickly Grant User Access to Cluster Commands
HA Proxy
HA Proxy
HAProxy: Load Balance Your Traffic
Load Balancing and Fail Over for Web Services
Heartbeat
Heartbeat
Installation and Configuration of a Heartbeat V1 Cluster
Installation and Configuration of a Heartbeat V2 Cluster
Keep Alived
Keep Alived
Installation and Configuration of KeepAlived/Pound with Failover and Session Support
Pound: Installation and Configuration of a Reverse Proxy
RedHat Cluster Suite
RedHat Cluster Suite
Installation and Configuration of Red Hat Cluster Suite
Installing a Red Hat 4 Cluster
Storage
Storage
Ceph: Performance, Reliability and Scalability Storage Solution
GFS2: Red Hat Cluster Filesystem
GlusterFS: High Availability Cluster Filesystem
Installation and Configuration of DRBD
OCFS2: Oracle's Cluster File System
Sun Cluster
Sun Cluster
Installation and Configuration of SUN Cluster
Installation of Sun Cluster
Introduction and Architecture of Setting Up a SUN Cluster
Setting up a quorum server
Upgrading SUN Cluster
Misc
Misc
Firefox Sync Server: Create Your Own Sync Server
Firefox: Mass Management on Windows Environment
Asterisk: Setting up Asterisk PBX and Web-Based Provisioning GUI
AvantFax: Setting Up a HylaFax Server with AvantFax
Basic Architecture with Asterisk and Freephonie
CUPS: Setting Up a Print Server
MediaTomb: Setting up a multimedia (UPnP) server
OCS Inventory: Setting up Automatic Network Inventory
Rancid Search: Setting Up a Search Tool for Rancid
Seafile: Make Your Personal Storage Cloud Easily
Setting up a Watchdog
Setting up a WiFi Hotspot
Sphinx: Setup a Full Text Indexer
Hardware
Hardware
Migrating from Multipath to Powerpath on RedHat
Multipath: Configuring Multiple Paths for External Disk Access
Instant Messaging
Instant Messaging
EJabberd: Setting up a Jabber server (instant messaging)
OpenFire: Installation of OpenFire
NTP
NTP
NTP: Creating an NTP Server
OpenNTPd: Setting up an NTP server on OpenBSD
Remote Install
Remote Install
Satellite: Deploying Red Hat OS via Red Hat Satellite
TFTP: PXE Server, OS Deployment under Linux
Monitoring
Monitoring
Glances: All in One Monitoring Shell Tool
Installation and Configuration of a Centreon Server
Mailgraph: Email Monitoring (Spam, Rejects, Viruses...)
MRTG: Network-Focused Monitoring
Oreon: Setting up a simplified and more elegant solution for Nagios
RRDtool: Create Your Own Graphics with RRDtool
Shinken: Installation and Configuration of Nagios' Successor
Smokeping: Monitoring Latency
SNMP: The Network Management Protocol
Watchdog: Hardware Problem Detection
Weathermap4RRD: Creating Monitoring Maps
Xen and vserver: monitoring VMs on a PHP page
Cacti
Cacti
Installation and Configuration of Cacti
Create Your Own Graphs
Collectd
Collectd
Collectd: Installation and Configuration
Collection3: A Web Interface for Collectd
Heymon: A Web Interface for Collectd
Jarmon: A Web Interface for Collectd
Observium: An Advanced Interface for Collectd
Visage: A Web Interface for Collectd
Logging
Logging
Fluentd: Quickly Search in Your Logs with Elasticsearch, Kibana and Fluentd
PHP-syslog-ng: Interpretation of Syslog-ng logs in a web interface
Rsyslog: Installation and Configuration
Syslog-ng: Installation and Configuration of Syslog-ng
Tenshi: System Log Analysis
Munin
Munin
Monit: Easily Use Triggers on Your System
Monit and Munin: Monitor with Munin and Get Alerts with Monit
Monitoring Windows with Munin
Munin: Monitor your servers in a very simple way
Nagios
Nagios
Check MK: Easily collect Nagios information and extend its capabilities
Email Summary of Current Nagios Alerts
Nagios: 2 Load Balancing
Nagios: Improving the Look of Notification Emails
Nagios: Installation and Configuration
NagVis: Map Your Architecture with Nagios Alerts
NDOUtils: Sending States to a Database
PNP4Nagios: Graph Your Nagios Alerts
Setting up a distributed monitoring solution with Nagios, CheckMK and Thruk
Thruk: An Advanced Interface for Nagios and MKlivestatus
Network
Network
MetalLB: Self-hosted Load Balancers for Kubernetes
NTOP: Installation and Configuration of NTOP (Network TOP)
Setting up VLAN
DHCP
DHCP
DHCP: Installation and Configuration of a DHCP Server
Setting up DHCP Failover
VPN
VPN
OpenVPN: Setting up OpenVPN on different platforms
Security
Security
Banners: Hiding Application Banners (Service Banner Faking)
Create a PKI
Rinetd: Simply and Quickly Forward to Other Machines
Rkhunter: Detection of rootkits and malware
Stunnel: Creating an SSL Tunnel
Iptables
Iptables
Basic IPTables Commands
Iptables: Configuration Examples
Launch Firewall Rules Before Interfaces Come Up
Nfqueue: Filter Thousands of IP Addresses (e.g., by Country)
Packet Filter
Packet Filter
Introduction to Packet Filter
Packet Filter: Fighting Against Brute Force Attacks
Snort
Snort
Introduction to IDS and SNORT
Setting up Snort & BASE (Basic Analysis and Security Engine)
Versionning
Versionning
CVS
CVS
CVS: Using CVS
CVS Installation and Configuration
Setting up ACLs for CVS
Git
Git
Gitweb: Installation and configuration of a web interface for git
Nginx Git and Gitweb
Setting Up a Git Server and Client
SVN
SVN
Installation and Configuration of an SVN Repository
SVK: Creating a Read-Only Mirror for SVN
Virtualization
Virtualization
KVM and Qemu
KVM and Qemu
Converting a VMware Disk Image for Qemu or Xen
KVM: Setting Up KVM
Migrating from Xen to KVM
QEMU: Windows Installation
Xen Server
Xen Server
Setting up Xen
XenServer 4.1: Changing the Management Interface
XenServer 5.0: Configuring XenServer with SUN Hardware
XenServer 5.0: Tips & Tricks
Xen Source
Xen Source
Converting VMware Images to Xen
Ganeti: Xen Cluster Management
Port forwarding from dom0 to bridged domU with IPVS
Xen Conversion P2V
Xen with Bonding + VLAN Tagging
Web
Web
Accelerating CGI Scripts with SpeedyCGI-PersistantPerl
Benchmark Your Website
Checking Your Website Security with Nikto
Creating a Favicon for a Website
Managing SSL Certificates Signed by a Certificate Authority
PHP: Installation and Configuration
Preventing your website from being indexed (disabling robot scans)
Selenium: Task Automation for Web Environments
Symfony: Installation and Configuration of the PHP Framework
Testing Load on Servers and Web Applications
Tomcat: Setting up a Tomcat server
Trac: Setting up a Tracking Solution
Apache
Apache
Geolocation with Apache 2
Apache 2 Installation and Configuration
Load Balancing with Apache 2
Memcached: Setting up a Cache Server for Apache
Mixing Apache Authentication
Proxy: Creating a proxy with Apache
Real-time monitoring of your Apache server
Securing Apache with mod_security
Setting up SSL certificates with Apache 2
Slotlimit: Apache Module to Limit Apache Resources
Theme for Apache Directory Index Listing
WebDAV: Securing with SSL
Caches
Caches
Varnish: a website accelerator
Lighttpd
Lighttpd
Lighttpd: Installation and configuration of an Apache alternative
Setting up OpenSSL with Lighttpd
Vlogger: Splitting Lighttpd logs with statistics generation
WebDAV with Lighttpd
Nginx
Nginx
HTTP Substitutions Filter: Multiple Filters with Regex on Response Bodies
NAXSI: Integrate a WAF for Nginx
Nginx: Installation and Configuration as an Apache Alternative
Nginx + Varnish: Cache even in HTTPS by offloading SSL
PageSpeed: Optimize Your Rendered Code On The Fly
Proxy
Proxy
SafeSquid: Coupling with ClamAV to Filter Viruses on Incoming Traffic
SafeSquid: Setting Up a Content Filtering Proxy
Squid: Installation and Configuration of Squid
TinyProxy: Setting up a Simple and Fast Proxy
Traefik
Traefik
Traefik: a modern reverse proxy, installation and configuration
Webapps
Webapps
Ajaxterm: Using a Terminal via Web
Awstats: Setting up Awstats, a Web Logs Interpreter
Bugzilla: Setting Up a Ticketing Tool
Jenkins: Setting up a continuous integration tool
Limesurvey: Setting up a Survey Solution
MyTinyTodo: A Simple Task Management Tool
OTRS: Setting up a ticketing tool
Piwik: Statistics for Your Website
Pootle: Simple Translation Tool
Mediawiki
Mediawiki
Basic Usage of MediaWiki
MediaWiki: Installation and Configuration
Practical Extensions for MediaWiki
RSS feeder
RSS feeder
Selfoss: An Elegant RSS Reader
Tiny Tiny RSS: An Alternative to Google Reader
Wordpress
Wordpress
Advanced WordPress Usage
Setting up Memcached on WordPress
WordPress: Useful Extensions
eMails
eMails
AlterMIME: Automatically Add a Disclaimer to Outgoing Emails
Fetchmail - The Ultimate Mail Collector
Getmail - An Alternative to Fetchmail
IMAP Mailbox Synchronization
Postgrey: Setting Up Greylists to Fight Spam
Procmail: Filtering emails at the source
Setting up a complete antispam server
Setting up a Courier POP3 server with SSL
SquirrelMail: Setting up a Simple yet Advanced Webmail
Z-Push: Setting Up an ActiveSync Server with Postfix (or How to Set Up Push Mail)
Exchange
Exchange
Exchange: Repairing and Defragmenting Databases
Postfix
Postfix
Dkfilter: Proxy SMTP (Signature Mails) Made by Yahoo
Installation and Configuration of Postfix and Courier
Postfix: hold outgoing mail transport
Postfix limit outgoing mail throttling
Postsuper: Mass Deletion of Emails in the Queue
Running a Command When Receiving an Email
SASL: Secure Remote Email Sending with Postfix Server (SASL+TLS)
Secondary MX: Setup
Setting up an Antivirus (ClamAV and Amavis)
Simulate a black hole for a domain with Postfix
SSL: Certificate Management
Swaks - Swiss Army Knife SMTP
Troubleshooting mails with Postfix
Virtual Domains
SPF
SPF
OpenSPF: Setting up OpenSPF
SPF (Sender Policy Framework): Prevention of Email Address Forgery
Spamassassin
Spamassassin
Fight Spam More Effectively - Additional Rules
FuzzyOcr Plugin: Image Spam Detection (OCR Detection)
Spam Reinjection for Testing
SpamAssassin Installation and Configuration
Solaris
Solaris
Applications
Applications
DTrace: Real-time Problem Detection
Jumpstart: Automating Solaris Installations Without Networks
Setting up Nagios NRPE on Solaris 10
Setting up OpenLDAP Client
Setting up VNC server on Solaris
SSH: Setting up SSH Server on a Minimal Solaris Installation
Using the Web Console
Services
Services
Convert MySQL RC Script to SMF
SMF: Service Management Facility
Users Management
Users Management
User Management
Filesystems
Filesystems
ACL: Implementing NT-Style Permissions on Solaris
Creating a RAID 1 (mirroring) on Solaris
Disk Management in Solaris
Mount an ISO image on Solaris
Multipathing Management on Solaris
Adding Swap Space on Solaris
Tmpfs: Mounting a RAM filesystem on Solaris
ZFS: The Filesystem Par Excellence
Hardware
Hardware
How to Check the Number of Active CPU Cores on Solaris
Misc
Misc
Changing Hostname on Solaris
Changing Solaris Locales
Finding a Process Running on a Specific Port on Solaris
Get Unix Format Time on Solaris
How to Determine Your System Architecture
Managing Solaris Processes
Monitor Your Solaris Users
Monitoring Superuser Access
OpenBoot PROM, BIOS Management
Patching Solaris
Removing User Limitations
Some information about the machine
Network
Network
Configure Network on Solaris
IPMP Configuration
Make Unsupported Network Cards Work with Solaris
Modifying Network Card Parameters
Packages
Packages
Automating Installation of Many Packages
Creating a Solaris Package
Managing Updates with Update Manager and smpatch
Pkg-get: Setting up a Repository System for Solaris
Solaris Package Management
Windows
Windows
Applications
Applications
Installing Rsync on Windows
WinDbg: Analyze Crash Dump
Misc
Misc
Deploying Power Management on a Server for its Clients
Modifying NTP Synchronization Servers on Windows
OpenSSH: Using Putty and an HTTP proxy to ssh anywhere through firewalls
Windows: Refreshing Security Policies (GPO)
Windows: Stop a system shutdown in progress
Windows XP: Memory Overflow Problems
WSUS: Save Disk Space (Purge Unused Updates)
ARP
Network
Security
Spoofing
Altering ARP Tables
Altering ARP Tables
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