Authentication is a mechanism that verifies whether an entity is who it claims to be. On a Linux system, applications, such as su, passwd or login, are used to authenticate users before they are given ...

Remote access is a cornerstone of modern IT infrastructure, enabling administrators and users to manage systems, applications, and data from virtually anywhere. However, with great power comes great ...

In the world of operating systems, Windows has long held the lion’s share of the market. Its user-friendly interface and wide compatibility have made it the default choice for many. However, in recent ...

In this article we give you five compelling reasons to embrace Linux over Windows and why should you consider switching.

Linux on Laptops: full installation notes for hundreds of laptop and notebook computers. tuxmobil.org: Linux With Laptops, Notebooks, PDAs and Mobile Cell Phones. Start here for information on getting ...

Applications that need to log messages during their execution may use the syslog API. There is more than one way to use this interface, of which only one will be presented here. I urge you to consult ...

We always are looking for contributed articles. Only by accepting articles from a variety of Linux users involved firsthand in the projects they write about can we do justice to the many areas in ...

Linux Journal, representing 25+ years of publication, is the original magazine of the global Open Source community.

#include <stdio.h> #include <signal.h> #include <execinfo.h> void bt_sighandler(int sig, struct sigcontext ctx) { void *trace[16]; char **messages = (char **)NULL ...

Linux Journal publishes articles about Linux and adjacent topics. People read Linux Journal to learn how to do things on Linux they couldn't do before. And, since Linux supports everything from ...

#include <stdio.h> #include <signal.h> #include <execinfo.h> /* get REG_EIP from ucontext.h */ #define __USE_GNU #include <ucontext.h> void bt_sighandler(int sig ...

Linux Journal, representing 25+ years of publication, is the original magazine of the global Open Source community.