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El Gamal Encryption

El Gamal Encryption El Gamal Encryption was designed by Taher Elgamal as an alternative to the RSA encryption algorithm. It is a public key (asymmetric) encryption algorithm that is based on the Diffie-Hellman Key Exchange. Structural Differences Between El Gamal and RSA While RSA depends on the difficulty of factorising the product of two la...

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Pentesterlabs - Web For Pentester 1 - XSS Challenges

If you haven’t already, please read Web for pentester 1 - Setting Up This guide will walk you through the Pentesterlabs - Web for pentester 1 XSS challenges. The XSS challenge consists of 9 different tests, increasing in difficulty level as you progress. Each level employs new filtering and protection techniques, so it is imperative that you...

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Resetting Your Forgotten Red Hat Root Password (RHEL)

A Brief Introduction Lets be honest, we forget passwords sometimes. It happens. This guide is going to take you through how to reset your forgotten root password for your Red Hat Enterprise Linux machine. This process will teach you: How to change the bootloader How to modify the GRUB menu How to mount a filesystem from sysroot How t...

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Pentesterlabs - Web For Pentester 1 - Setting Up

This series of writeups is going to take you through the “web for pentester” series by pentesterlabs. Pentesterlabs is a fantastic learning resource to teach you pentesting from the ground up, starting with basic exercises such as Cross Site Scripting (XSS) and SQL injection, and later moving to more complicated topics, dealing with authenticat...

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Creating a Red Hat Enterprise Linux Virtual Machine

A Brief Introduction RedHat Enterprise Linux is a paid distribution of linux (which seems counterintuitive considering that linux is usually open source and free), due to the “enterprise” features that Red Hat offers its customers. As such, there are other flavours of linux that closely resemble RHEL, including CentOS and Fedora.

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Installing Red Hat Enterprise Linux in a Virtual Machine

If you haven’t already, Check out my previous post explaining how to create a RHEL VM with installation Media: Creating a Red Hat Enterprise Linux Virtual Machine Quick Notes: when a virtual box VM is powered on, it will capture your mouse and keyboard automatically. Press the CMD (macOS) or left CTRL keys to remove your mouse from the VM. E...

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Welcome To My Blog!

Hi There! Welcome to my blog. As the “about” page in the top right hand corner of the screen says, I’m Jamie. I’ve decided to start writing this blog as a way of tracking my progress through the various certifications I will be undertaking over the next couple of years, as well as anything tech related that I find particularly interesting at t...

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