When your Linux server gets bombarded with malicious requests the quickest and easiest thing is to block the offending IP address (or the entire range) using iptables: To block just one IP address: $ sudo iptables -A INPUT -s 103.10.86.53
How to create an ftp user and allow write to the apache root directory with proper permissions
I do not recommend having a set up like this due to the multiple security vulnerabilities that it presents. There are much better and more secure ways to develop and deploy to a server. If you can use WebDAV, scp,
Software Center in Ubuntu 12.04 crashes on startup
Recently the Software Center started crashing on startup. Initially I thought it was due to network issues, but after a further examination it turned out not to be the case. Running it from the panel will not give you any
Remove vim color coding in Ubuntu
By default Ubuntu’s vim utility is configured to color code certain keywords, comments, extensions, etc. I personally do not like this. So I just disable that feature. And while I am at it, I also enable the ruler, which displays
How to enable the ath9k wireless driver on Ubuntu Lucid (10.04)
Ath9k is the latest wireless driver for the newer Atheros chipsets and just like the MadWifi driver could be used to put your NIC in a promiscuous mode, do packet injection, etc. in order to crack WEP. Check the compatibility
Change the date and time (or any other EXIF image meta-data) of pictures with Ubuntu
There is a very flexible and easy Linux tool that helps you change the EXIF meta-data of images. It allows you to change individual files or whole bunch of them with one command. You can also put different rules about
Just Upgraded my Nexus One from Android 2.1 to Android 2.2
The latest Android OS version 2.2 (“Froyo”) was announced at the Google I/O conference on the 11th of May. As you already probably know it adds multiple enhancements like tethering, wifi hotspot functionality, full support for Flash, etc. Since I
Find the Geopgraphical Location of an IP Address
There are a few applications that give the geographical location of an IP address *. My favorite one is VisualRoute. It not only maps the location of the source and destination IP addresses, but also all the hops in between.
Install Subversion and Subclipse for Eclipse on Ubuntu
If you do not have Eclipse installed yet, run: sudo apt-get install eclipse Install Subversion sudo apt-get install subversion Install the Subversion plugin for Eclipse Get the Java bindings for Subversion: sudo apt-get install libsvn-java Now we are ready to
Extract Audio (.mp3) from Video Files Like .flv, .mov, .avi and Others with Ubuntu
It is very easy to extract the audio track from video files using Linux. All you need is ffmpeg and some codecs. Let’s get started… Note: The commands below are for Ubuntu (or Debian derivatives) but you can do the