Compass Security Blog

Offensive Defense

Category: Research (page 1 of 4)

Hardwear.io 2017

Recently our analysts have been spending increasing amounts of time on IoT security. More specifically looking at the Tensilica Xtensa microcontroller architecture, and even more specifically at the Mongoose OS embedded operating system. With some public (CVE-2017-7185), and some not yet disclosed advisories (watch this space for Dobin Rutishauser’s work), we are happy to announce that […]

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Wrap-up: Hack-Lab 2017 #5

What is a Hack-Lab? Compass Security provides a monthly playful occasion for the security analysts to get-together and try to hack new devices, dive into current technologies and share their skills with their fellow analysts. Topics The following topics, tools, and technology has been discussed during this Hack-Lab: Cold Boot Attacks, Fake Mails, Tool Development, […]

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Hello Roger! A new way to spoof a caller id

Did Roger Federer call us for some IT-security advice or did Nicolas Heiniger and I find a new way to spoof a caller id? The Human Factor is, and remains, the biggest and most relevant threat to the security of every company. The latest statistics state that “only about 3% of the malware they run […]

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Wrap-up: Hack-Lab 2017 #4

What is a Hack-Lab? Compass Security provides a monthly playful occasion for the security analysts to get-together and try to hack new devices, dive into current technologies and share their skills with their fellows. Topics The following topics, tools and technology has been discussed during this Hack-Lab: ESPloitation, Kubernetes, BACnet analysis, DNS Attacks and Hardening, Multi-SDR […]

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JWT Burp Extension

JSON Web Token, or more commonly known as JWT,  is an open standard [1] that defines a compact and self-contained structure for securely transmitting information between multiple parties. The contained information can be verified and trusted through digital signatures. JWTs can be integrity protected using a secret using the HMAC algorithm or a public / private […]

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Wrap-up: Hack-Lab 2017 #3

What is a Hack-Lab? Compass Security provides a monthly playful occasion for the security analysts to get-together and try to hack new devices, dive into current technologies and share their skills with their fellows. Topics The following topics, tools and technology has been discussed during this Hack-Lab: Nessus Automation Tools, Automate Everything, Frida on an […]

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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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SharePoint: Collaboration vs. XSS

SharePoint is a very popular browser-based collaboration and content management platform. Due to its high complexity, proprietary technology and confusing terminology it is often perceived as a black-box that IT and security professionals do not feel very comfortable with. These days, web security topics are well understood by many security professionals, penetration testers and vendors. But what […]

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SharePoint: How to collaborate with external parties?

Opening up an internal SharePoint farm to the Internet in order to share resources with external parties might seem a good idea, because it helps avoiding expensive infrastructure changes. However, in terms of security, this is not recommended because it does not sufficiently protect internal resources from external threats. The protection of internal resources hinges […]

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Wrap-up: Hack-Lab 2017#2

What is a Hack-Lab? Compass Security provides a monthly playful occasion for the security analysts to get-together and try to hack new devices, dive into current technologies and share their skills with their fellows. This also includes the improvement of internal tools, the research of newly identified publicly known attacks, and security analysis of hardware […]

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