0P3N Blog
Cybrary’s Open Blog is a user contributed cybersecurity knowledge base that brings together content highlighting the latest tools, exploits, technologies and insights in the industry.


“In football if you don’t practice you don’t win and in cybersecurity if you don’t practice you don’t win.” -Critt Golden With the SuperBowl less than a week away, I’ve found myself spending a lot more time thinking about football. It’s hard not to admire the skills of professional athletes, who compete at such a ...


Bait and Switch Using bait and switch hacking technique, an attacker can buy advertising spaces on the websites. Later, when a user clicks on the ad, he might get directed to a page that’s infected with malware. This way, they can further install malware or adware on your computer. The ads ...


Nowadays, it is a basic problem for users where they are seeking to convert MBOX to PST format to import MBOX files in Outlook . It helps you to retrieve MBOX data in any Outlook edition without any extra efforts. If you are also looking to export MBOX to ...


In this article, I'm going to show you how to handle NMSG payload using python . so before dive in into the programming, we may want to step back to to introduce you what is NMSG.NMSG is one of the tools that implement passive dns analysis, with nmsg we can capture dns traffic flow and store ...


What is IDN Homograph Attack? An IDN Homograph Attack is a technique of spoofing a domain name with similar looking character using UNICODE character. For example https://ĝoogle.com -- ĝ not g , http://ḃing.com -- ḃ not b, http://asĸ.com -- ĸ not k ...


3-D Authentication by Jeff P. Godoy Executive Overview We are at war for the domination of cyberspace. Every day we as a nation are attacked literally millions of times, often by nation state cyber-terrorism. More and more cyber weapons are being added at a constant rate, often free to download ...


It’s not easy to ignore headlines regarding GDPR and the passing of FISA for another six years of warrantless surveillance. Both of these issues, among many being covered in the industry news, center around data privacy and the various laws that can affect your personal information. In fact, a recent survey from Deloitte indicates that 81% of ...


Globalization has become a trend of the 21st century. The positive side of this process is an increase in international trade, an increase in the scale and pace of capital movements, the emergence of 24-hour real-time global financial markets. This was largely due to modern technologies and the Internet. They allowed overcoming the ...


Google dorks are a boon for hackers. A Google dork helps you find sensitive information like login pages, server configurations and even passwords (may or may not be valid). Google dorks are based on Google hacking - not hacking Google - and it's using advanced searching operators such as inurl, file type, etc. Google dorks are helpful in penetration testing ...


I have posted before about the importance of a truly random number generator. I created a very simple tool that I am still building. It takes physical sources of entropy and other software sources of randomness and produces hashes and random numbers that can be used for many different applications.My goal is to make this as simple as possible - no ...