Compass Security Blog

A Blog about Information Security...

Author: Reto Schaedler

IoT WiFi Module – Dump the Data

The ESP8266 WiFi module from ESPRESSIF is a commonly used, low cost (less than 2 US$) WiFi module that exists in different PCB layouts. Often used for IoT projects and easily programmable using the Arduino IDE or with Mongoose OS and its web based IDE.  The ESP8266 modules are covered with a metal shield. Under the shield is a WiFi/CPU chip, […]

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ASP.NET Core 5-RC1 HTTP Header Injection Vulnerability

ASP.NET Core is a open-source and cross-platform framework for building modern cloud based internet connected applications, such as web apps, IoT apps and mobile backends. ASP.NET Core apps can run on .NET Core or on the full .NET Framework. It was architected to provide an optimized development framework for apps that are deployed to the cloud […]

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Making of Compass bIOTech v1.0

The “Internet of Things” (IoT) grows quickly. More and more devices are connected to the Internet to automate tasks and simply life. Fridges automatically order milk, cars are taught to self-drive via a simple update and bridges send live updates about their structural integrity. According to Gartner’s 2016 Tech Trends, IoT will define the shape of tomorrow’s […]

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DCF77 Zeitsignal Manipulation

In diesem Artikel wird aufgezeigt, wie einfach das per Funk ausgestrahlte DCF77 Zeitsignal manipuliert werden kann. DCF77 wird in vielen Bereichen eingesetzt in denen eine genaue Uhrzeit benötigt wird: Von der einfachen Armbanduhr bis zur Industrieanlage. Was ist DCF77 In Europa existiert seit 1959 der Zeit Sender DCF77. Der Sender verfügt über eine Reichweite von 2000km […]

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