28C3 – Introducing Osmo-GMR: Building a Sniffer for the GMR Satphones

In this video from the 28C3 Conference in Berlin, Sylvain Munaut describes the latest member of the Osmocom-family projects, osmo-gmr. This project focuses on the GMR-1 (GEO Mobile Radio) air interface used in some satellite Phones. Sylvain discusses the GMR protocol, the Thuraya network that uses this protocol in the Eurasian/African and Australian continents and […]

28C3: The Atari 2600 video computer system ultimate talk

Here’s something for retro video game enthusiasts. This talk by Sven Oliver (‘SvOlli’) Moll from the recent 28C3 conference in Berlin covers the history, the hardware and how to write programs for the Atari 2600 gaming console. The Atari 2600 Video Computer System (VCS for short) was one of the first popular gaming consoles back […]

28C3: Hack the planet with Code Hero and Makerhoods

In this rapid fire lightning talk from the 28C3 Chaos Communication Congress held recently in Berlin, Alex Peake highlights the learning initiative known as Code Hero. “Code Hero, a game that teaches you how to make games so you can make games that teach everything else to make all knowledge playable.” (Well, that clears everything […]

28C3: SCADA and PLC vulnerabilities in correctional facilities

In this full length presentation from the recent 28C3 conference in Berlin, Tiffany Rad, Teague Newman and John Strauchs describe the opportunities and challenges presented by SCADA systems used in prisons and jails. These systems are often used in conjunction with PLCs to open and close doors. Using original and publicly available exploits along with […]

28c3: the FreedomBox

This lightning talk from the recent 28C3 conference in Berlin is a general introduction and status update on the development of the FreedomBox project. The FreedomBox is a personal server running a free software operating system and free applications, designed to preserve personal privacy by providing a secure platform upon which federated social networks can […]

28C3: Cellular protocol stacks for internet — demystified

Harald Welte presented this talk at the 28C3 Chaos Communication Congress in Berlin. While we use packet oriented transmissions daily over cellular networks, unlike TCP/IP and Ethernet many even in the hacker community are not familiar with the actual protocol stacks for those cellular packet networks. The purpose of this talk is to give an […]

28C3: Reverse engineering USB devices

In this talk from the recent 28C3 conference in Berlin, Drew Fisher discusses the process of reverse engineering the Kinect audio protocol. He shows how the USB standard can help a reverse engineer out and proceeds to analyze a set of USB logs, finding patterns, building understanding, developing hypotheses of message structure, and eventually implementing […]

28C3: Soundcard based radio direction finding

In this lightning talk presentation from the 28C3 conference, the zunkworks crew outlines their work using simple RF hardware and a Linux laptop with soundcard to experiment with Radio Direction Finding (RDF). RDF has long been used in commercial and public safety activites, and the approach employed here attempts to bring RDF development down to […]

28C3: Dead drops

In this lightning talk from the recently concluded 28C3 Chaos Communication Congress in Berlin, Aram Bartholl presents updated information on the topic of dead drops. Dead drops are a means of anonymously conveying data using USB drives physically embedded in public spaces. (See this post from 2010.) This talk also highlights the existence of WiFi […]

28C3: Driving high power LEDs

Here’s a brief video from the recently concluded 28C3 hacker conference hosted by Chaos Communication Congress in Berlin, Germany. Jonathan Foote of rotormind.com covers some ways to drive high power LEDs without burning them up, including the latest technology current source circuits and ICs. This was one of the “lightning talks” which are are part […]

28C3: Reverse engineering a Qualcomm baseband

At the recently concluded Chaos Communication Congress 28C3 “behind enemy lines” conference in Berlin, Germany, Guillaume Delugré presented this talk on reverse-engineering a Qualcomm baseband. Despite their wide presence in our lives, baseband chips are still nowadays poorly known and understood from a system point of view. Some presentations have highlighted vulnerabilities in GSM stacks […]