GPEN Prep Guide

Or log in to access your purchased courses
Course By

Joseph McCray

Lessons

C1L0 SANS GPEN.

Introduction: A penetration tester assesses the security posture of the organization as a whole to reveal the potential consequences of a real attacker compromising a network or application. Security assessments can be categorized as security audits, vulnerability assessments, or penetration testing. Each security assessment requires that the people conducting the assessment have different skills based [...]

C1L1 SANS GPEN.

Introduction We can say that Nmap is a very useful tool to perform scans. Originally written by Gordon Lyon, better known by his alias Fyodor Vaskovich. It was created for the Linux operating system but nowadays it is already multiplatform. This is the correct tool, the results obtained with it are impressive if you want [...]

C1L2 SANS GPEN.

Introduction Nessus is a program for scanning vulnerabilities in various operating systems. Who performs the scan in the target system, and Nessus, the client (based on console or graphic) that shows the progress and reports on the status of the scans. It’s very easy to use and allows you to perform vulnerabilities scans through all your [...]

C1L3 SANS GPEN.

Introduction With this lesson, we will learn to identify the different types of exploits, besides that we will carry out some tests that will help us to understand better what it is about. Many vulnerabilities and attacks are discovered daily, remember that a hacker never sleeps. Learning objectives 1. Know the different types of exploits [...]

C1L4 SANS GPEN.

Exploit Search Engines My target at the moment is a particular software product, and even version, and thus this search engine is my next stop: ExploitSearch.net http://exploitsearch.net/ It will search some exploit databases, exploit-pack vendors, and frameworks for matches. From the infamous: Exploit-DB.com (site, search, github, github binary) 0day.today (site, search)   To the classically [...]

C1L5 SANS GPEN.

The purpose of this laboratory is to achieve a remote connection from ubuntu to windows. We need ubuntu with the Metasploit tools and be a connector in the same network of the windows computer. Below we have the images of the entire installation process Open Terminal and run the following command sudo apt-get install -y postgresql [...]

C1L6 SANS GPEN.

Compiling code in Windows If built with the proper settings, Linux hosts will come complete with gcc, or Gnu C Compiler package. This package includes compilers for both C and C++ code. However, while Windows comes with the debug.exe utility for assembling low-level code, it does not come shipped with a C compiler. There is [...]