Secure web communications using HTTPS isn’t anything fancy anymore these days. It ensures traffic from a user to your web application cannot be eavesdropped or tampered with, given it has been set up securely using SSL/TLS. But, do you trust your web application’s code to entirely disregard unencrypted requests? Are you sure your Apache/IIS is […]
This post will briefly introduce the major aspects and goals of smart grids. For those not familiar with electrical grids, have a look at the former post for a quick intro. This article aims to describe the challenges and requirements smart grids are dealing with. Moreover, the need for an intelligent measurement network – the […]
Introduction It can be very tricky to analyze the relevant service account and its file system permissions in order to evaluate if a compromised ASP.NET application can access sensitive resources (file system / network / processes) on the web server. Especially from IIS 6 to IIS 7.5 there is quite a big change in how […]
When it comes to industrial control systems (ICS) specifically to supervisory control and data acquisition (SCADA) then a basic unterstanding of the business is crucial. In the curse of my master thesis I am currently digging into parts of the electrical grid and try to examine the issues and security level of some specific protocols. […]
Introduction Several native JavaScript functions or properties like .eval() and .innerHTML as well as several jQuery functions like .html() and .append() are considered as “unsafe”, but why? The reason is that they allow DOM manipulation using strings containing HTML code (e.g.”<b>This text is bold</b>“), which can lead to DOM Based Cross-Site Scripting vulnerabilities. To be […]
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