Hacking experts on Wednesday demonstrated ways to attack Android smartphones using methods they said work on virtually all such devices in use today, despite recent efforts by search engine giant Google (GOOG.O) to boost protection. Experts showed off their prowess at the Black Hat hacking conference in Las Vegas, where some 6,500 corporate and government…
After a very nice discussion over Linux vs Windows between the group members, all the Linux & Windows supporter was trying to prove their OS better. One of the Windows supporter write a text string (can say a command) to execute in a Linux terminal, which can crash it in just one enter. WARNING!!!: DON’T…
The fuser utility in Linux is a powerful tool. As the name suggests it gives information about file user or the process that is currently using the file or directory. But fuser functionality is not just limited to giving information about the process. The article explains how to use fuser utility with 5 practical examples.…
Network Address Translation (NAT) is the process where a network device, usually a firewall, assigns a public address to a computer (or group of computers) inside a private network. The main use of NAT is to limit the number of public IP addresses an organization or company must use, for both economy and security purposes.…
A common problem with computers is when you have a number of large files (such as audio/video clips) that you may want to get rid of. You can find the biggest files in the current directory with: ( only in current directory ) ls -lSrh (the r causes the large files to be listed at…
One of the defining features of Linux and other UNIX-like operating systems is that “everything is a file.” This is an oversimplification, but understanding what it means will help you understand how Linux works. Many things on Linux appear in your file system, but they aren’t actually files. They’re special files that represent hardware devices,…
We’ve seen this Ubuntu installer for Windows before, but now it has new features and a new name: Wubi Beta. It uses no confusing lingo, and even lets you choose a variety of options that similar applications don’t offer: Choose the drive to install Ubuntu (should have at least 10GB available) Choose how much room…
Most of you are very familiar with ping command which is most commonly used to check any network device is alive or not. A very simple and useful command. And if we can add date/time stamp in it, it will be more helpful to generate a good statistics. It is very easy in Linux without…