Security Featured Trojans in your source code Be aware of the dangers of hidden Unicode control characters and how they can make your source code appear differently than it is executed
Development Featured Why your company will be hacked This is a short list of common reasons why your company is going to be hacked. Learn from the past to improve the future!
Hacking SANS Holiday Hack Challenge 2020 write-up This is my write-up for the 2020 SANS Holiday Hack Challenge. It contains the solutions for all terminals, objectives and side quests.
Hacking Getting started with the SANS Holiday Hack Challenge 2020 How to get started with the 2020 SANS Holiday Hack challenge: KringleCon 3
Security Featured Buffer overflow attacks explained How does a typical buffer overflow exploit work in code, at run-time and in memory and what can be achieved by running it?
Hacking SANS Holiday Hack Challenge 2019 Write-up This article is my write-up for the 2019 SANS Holiday Hack Challenge. It contains the solutions for all terminals, puzzles and objectives
Hacking Getting started with the SANS Holiday Hack Challenge 2019 How to get started with the 2019 SANS Holiday Hack challenge: KringleCon
Development Hosting a CTF made easy using Docker and DigitalOcean Hosting a CTF can be a piece of cake by deploying a Docker container in a DigitalOcean Droplet. This article will run through this process. Fully automated script provided as well.
Hacking Two-Factor authentication: How to secure your accounts? How to secure your online accounts by setting up two-factor authentication (2FA) and why is it important to do so? Step-by-step guide for 2FA.
Security Featured How to survive an InfoSec job interview (cryptography) This article answers 14 typical questions about cryptography you may get during a job interview for a security position or any IT-related assignment for that matter.
Security Executing a man-in-the-middle attack How can you become a man-in-the-middle on a network to eavesdrop on user traffic and what can you do to protect yourself against such an attack?
Network The OSI Model Understanding the OSI model and the aspects of its 7 layers is important for any IT professional who is involved with networking and connectivity
Network TCP 3-way handshake and port scanning How does the TCP 3-way handshake work and how is it used to perform a port scan?
OO-design SOLID Design Principles This article helps you understand the five SOLID principles, one of the most important sets of design principles in object-oriented software development.
Security Hosting a Cookie Stealer in Google Forms This article describes a quick and easy way to have cookie stealing functionality for your XSS tests, by using Google Forms as a host.
Security How I got access to local AWS info via Jira This article will describe how I exploited an SSRF vulnerability in an Atlassian plugin and gained access to AWS instance metadata via a local endpoint, explaining the theory and techniques along the way
Tips & Tricks Forcing Facebook to update its link preview Are you sharing a link on Facebook or Workplace and is the preview showing old information? This article shows you how to fix this by forcing Facebook to update its cache.
Ghost How to add 'reading time' to your articles It can be very useful for readers to know how much time they can expect to spend on an article before they engage. That's why I decided to add an estimated reading time to my blog. It will take approximately 3 minutes to read this article and find out how I implemented that.
Mathematics Understanding Big-O notation Big-O notation is used to describe the complexity of an algorithm relative to its input. This article helps to understand this notation by exploring the most common orders of magnitude and their algorithms.
Hacking Featured Hacking Windows with Meterpreter Explore the post-exploitation world of a hacked Windows machine. Steal credentials, key logging, screen capture, new accounts, download files and more.
Security Metasploit, WannaCry and Windows update How to use Metasploit to execute the Eternalblue exploit (like WannaCry and Petya ransomware) and why you should install your latest Windows updates
Security 5 Phases of hacking An ethical hacker follows a similar process to that of a malicious hacker to gain and maintain access to a computer system. The process of a typical attack scenario can be broken down into five distinct phases, which are described in this article.
Ghost Creating a custom 404 error page in Ghost The Ghost blogging platform allows you to create a custom error page when someone attempts to navigate to a page that does not exist.
Development An introduction to software design patterns This article sets the basis for understanding design patterns and presents an introduction to the world of software design patterns by giving a brief description of all 23 Gang of Four patterns.
Ghost Sticky articles in Ghost How to create sticky posts for your Ghost website? Using the Casper theme as example, but the details are valid for other themes as well.
