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Executive leaking business information

Attacking Without Announce

Nobody knows, but everything is allowed

We talk a lot about the advantages of extreme connectivity and availability of information, but so little about how our company’s, client’s, or even our own personal data is secure. Here we want...



Cats in a forest

Don’t let the cat out!

Trapdoor functions and their importance in security

Functions! I’m sure you have heard this concept in many ways: math, programming, economics, etc. And they all can be reduced to the same basic thing: something that takes some inputs and produces...



Fluid Attacks, Among the Top Global Leaders 2018

Among the Top Global Leaders 2018

Fluid Attacks, a top cybersecurity company

In an era where IT companies and business services are diverse, realizing which companies have the best performance on service delivery is crucial when buying services from companies that...



The actual serial killer doll

The anomaly serial killer doll

Hunting missing checks with anomaly detection

In our previous article we focused on taint-style vulnerabilites, i.e., those that are essentially due to the lack of input sanitization which allows tainted, user-controlled data to reach...



Screen showing source code

Exploiting code graphs

Mining graph representations for vulnerabilities

As we have seen in our previous revision article, probably the most interesting and successful approach to automated vulnerability detection is the pattern-based approach. Since we expect to...



Robot playing the piano

Crash course in machine learning

A survey of machine learning algorithms

In this article we clarify some of the undefined terms in our previous article and thereby explore a selection of machine learning algorithms and their applications to information security. This...



greek statue with small angels.

Asymmetric DoS, slow HTTP attack

The story of David and Goliath

Have you ever heard the story of David and Goliath? David, a young boy, goes out to confront a giant, named Goliath. David is the underdog in this fight and is expected to lose. But, everyone...



Can machines learn to hack?

Machine-learning to hack

Machine learning for vulnerability discovery

To date the most important security vulnerabilities have been found via laborius code auditing. Also, this is the only way vulnerabilities can be found and fixed during development. However, as...



Hand holding a pirate toy

Bounty Writeup

How to resolve HTB Bounty

Scanning Phase First, we check the IP of the Bounty machine and try a ping to see if we have access. ping host$ ping -c2 10.10.10.93 Then, we scan the ports with nmap. In this case, we’re going to...



Vulnerability disclosure

Vulnerability disclosure ecosystem

Responsible vulnerability disclosure

An information security vulnerability is a flaw or a weakness in a system or application that a malicious attacker could exploit, and could result in a compromise of the confidentiality, integrity...



Painting a red and blue wall

LibSSH new Vulnerability

New vulnerability on libssh CVE-2018-10933

The new vulnerability in LibSSH, tracked as CVE-2018-10933, resides on the server code which can enable a client to bypass the authentication process and create channels without permission. This...



Developers programming in an office

DevOops Writeup

How to resolve HTB DevOops

Scanning Phase First, we check the IP of the DevOops machine and try a ping to see if we have access. Then, we scan the ports with nmap. In this case, we’re going to use basic nmap. port scannning...




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