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Zero false positives

Expert intelligence + effective automation

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Is that CSV Secure?

Defining CSV injection vulnerabilities

Comma-Separated Values file (or CSV) is a type of file that stores tabular data, numbers and text in plain text. Each line of the file is a data record and each record consists of one or more fields separated by commas. CSV is a common data exchange format that is …



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The importance of pentesting

Protect your company against Hackers, not Lamers

Without a doubt, the recent events in relation to the infringement of privacy, such as the theft of personal information from celebrities, the Sony, Target and Equifax hacks, and the big ransomware that affected Telefonica, make us reflect about how organizations protect their information. All of this in addition to …



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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 JWT JSON Web Token A JSON Web Token (JWT) is a URL safe way to represent a set of information …



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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, exploitation, and patching in near real-time which brought quite a big and complex task to the table. With this task symbolic...



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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 application integration. The communication and integration of these applications is most commonly done through Web Services …



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 this area, experts often recommend a Single Sign-on service (SSO). One of the most popular solutions implemented across...



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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, enterprises across all sectors are either in the cloud, transitioning to the cloud, or thinking about making …



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 attempt to make the site safer. Or so they think. The fun of hacking is looking …



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 de-constructing some product followed by a detailed analysis and revision of its composition and its …



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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 802.11 wireless networks. The original 802.11 wireless standard was ratified in 1997 to include this enhancement …



Pyramids in the desert

Types of triangles

Solving CodeAbbey Pythagorean Theorem challenge

A triangle is a 3-sided polygon sometimes (but not very commonly) called the trigon. Every triangle has three sides and three angles, some of which may be the same. The sides of a triangle are given special names in the case of a right triangle, with the side opposite the …



Magnifying glass finding password in a set of binary data

Storing passwords safely

Solving Yashira hash challenge 3

By the end of the year, we witnessed a huge increase in the amount of attacks that extracted large quantities of personal information, emails and passwords. Even one of the biggest email services, Yahoo, suffered an attack by cyber-criminals and they robbed more than 500000 accounts, in doing so, accessing …




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