Unix and Linux Enumeration

Linux and Unix systems are no different from Windows systems and can be enumerated as well. The difference lies in the tools and the approach. In this section you will take a look at a handful of the tools that have proven useful in exploring these systems. finger The finger command is designed to return … Read more

The Linux desktop environment

In the early days of Linux (the early 1990s) all that was available was a simple text interface to the Linux operating system. This text interface allowed administrators to start programs, control program operations, and move files around on the system. With the popularity of Microsoft Windows, computer users expected more than the old text … Read more

GNU utilities

The GNU organization (GNU stands for GNU’s Not Unix) developed a complete set of Unix utilities, but had no kernel system to run them on. These utilities were developed under a software philosophy called open source software (OSS). The concept of OSS allows programmers to develop software and then release it to the world with … Read more

Basic Linux Navigation

Now    we    need    to    talk    about    basic    folder    navigation    in    the    Linux    operating    system.  This    is    slightly   different    from    Microsoft    Windows.    However,    the    funny    thing    is    it   looks    close    enough    to    Windows    that   when    things    do    not    work    right,    people    have  the    urge    to    want    to    pick    up    their    computer    and    throw   it    out    the   … Read more

Apt-get Command

Now    we    are    going    to    talk    about    how    you    can    install    individual    programs.    The    thing  that    you    have   to    remember    with    Linux    is    that    this    is    an    open    source    world.    Most    of  the     software     is     free,     or     you     pay     for     it     in     weird     ways   … Read more

Tasksel Commands

The    command    that    we    are    going    to    talk    about    is    tasksel.    This    stands    for    “task   select.”     Now,     Ubuntu     is     trying     to     become     the     premier     provider     of     Linux   distributions.     They     have     really     done     a     lot     of     work   … Read more

Man Pages Command

we     need     to     talk     about     are     “man”     pages.     Man     pages     stand     for  manual    pages.    What    you    have    to    remember    with    man    pages    is    that    if    you    do    not   understand     how     a     command     is     supposed     to     work     … Read more