Author: Farhad

WaterHole attack

Watering hole attacks: how APT and cyber criminals infiltrate secure infrastructures

My first encounter with the world of cyber-criminals occurred through a watering hole attack campaign many years ago. I visited a Persian website and discovered that it was downloading malware onto visitorsbrowsers. I promptly contacted the site administrator, who informed me that they had no technical knowledge of the issue. It became apparent that
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credential stuffing

Credential stuffing is no DDoS!

I have heard this many times over the course of the last several years: someone is experiencing a heavy DDoS attack on their website. When I ask them what type of attack they are experiencing, the answer is usually that the bad guys are sending them thousands or even millions of POST requests. When I
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application ddos attacks

Application layer DDoS attacks, and how they can be mitigated

DDoS (distributed denial of service) and DoS (denial of service) attacks can be broadly classified into three categories based on the layers of the OSI model they target: network layer (Layer 3), transport layer (Layer 4), and application layer (Layer 7). Layer 3 and Layer 4 attacks are typically less complexeven though that they might
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Web Application Firewall (WAF)

The WAF is dead, long live the WAF!

The web application firewall (WAF) is a security tool used to guard against unwanted access to web applications. It is often a security device that sits on top of a web server and guards against threats from the internet or from beyond the network perimeter. Unlike Layer 3 (Network) and Layer 4 (Transport) firewalls, which
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Zombie Cookies Verizon Yahoo AOL

How to deal with new tracking techniques; Zombie cookies and Canvas fingerprinting

Canvas fingerprinting, and Zombie cookie trackers are nothing new; however, these methods are improved and have become notoriously effective over the time. Recently, a study revealed that one in every four 10,000 most visited websites on the internet uses canvas fingerprinting to track the visitors with up to 99.9% accuracy. The tracking attempt to collect
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PHP Suhosin

Краят на Сухосин; какво следва?

В продължение на много години, Аз ревностно съм използвал Сухосин с всички приложения на PHP5 на Apache2 или PHP-FPM Npm Nginx уебсървачи, за да се защити срещу SQL инжектиране и други общи уеб атаки. Всъщност, PHP5 беше толкова катастрофален, както по отношение на основните, и нейните функции и модули, които никога не бих могъл да зачене…
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