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Another proud son of JSON

Using JSON Web Token to send data

Today everything is connected, and thus, everything is communicated. Security has become a major issue in the complex world of web applications and their communications. Figure 1. JSON Web Token...



Doll using a magnifying glass while searching through a set of data

Symbolic execution for mortals

What is it and how it works

In 2003 the Defense Advanced Research Projects Agency, DARPA, announced the Cyber Grand Challenge, a two-year competition seeking to create automatic systems for vulnerability detection,...



Line of Lego stormtroopers with one facing the opposite direction

Conserving your identity

Using WS-Security to secure your web apps

In the digital era everything is or has a web application. Web apps are no longer just about content delivery, they have evolved to solve complex business needs and have become a mechanism for...



Several boxes prompting for username and password

Multiple credentials begone!

Security issues and solutions of SSO services

The evolution of information technology brings with it many challenges, one of the biggest ones being Identity and Access Management. To take care of the growing vulnerabilities and attacks in...



several balloons floating in the air

Healthcare in the clouds

Cloud based systems in healthcare and their issues

The healthcare nowadays is in the clouds, and not just the prices. With the fast pace in which technology advances and the many different solutions that are offered to all types of users,...



Computer with four padlocks, one unlocked

Dude, where’s my XSS protection?

Solving Halls of Valhalla Challenge: XSS4

Web application security is a major concern nowadays. You have to make sure your application is secure, especially if you have a lot of users. There are many controls a developer can implement to...



Yellow puzzle missing one piece, shown in red

Reversing for mortals

Solving Yoire crackme average challenge

It’s hard to really know where to start when you’re new to hacking. When I first started to get into the hacking world I came across something called Reverse Engineering, the art of...



Free wifi sign

Stupid neighbours using WEP

Solving Yashira WEP Security challenge

Wi-Fi security has not always been the best. The first attempt at securing Wi-Fi access points was termed Wired Equivalent Privacy (WEP). WEP is a security algorithm that was implemented on IEEE...



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