Category Archives: wireless

Dissertation: security analysis of contactless payment cards

Here’s an interesting academic document we found related to hardware hacking. In this published doctoral dissertation, Timo Kasper from the Ruhr-University Bochum, Germany, presents in detail his efforts in analyzing the security of Mifare smart cards. “The tools are first … Read more

BLE fun with Ubertooth: sniffing Bluetooth Smart and cracking its crypto

Mike Ryan writes about his latest efforts in BLE hacking. Hot on the heels of Omri Iluz’s BLE-sniffer-on-the-cheap, I decided to write up the BLE sniffer I built on Ubertooth. My sniffer highly robust, can capture data from connections, and … Read more

Online tool and AT commands for M2M modules

in Arduino, tools, wireless by the machinegeek | 5 comments

Surya writes with this reference to a guide for a tool an Online AT Command Tester for use with an attached wireless/cellular module. This topic refers to Machine to Machine (M2M) device communications which take AT commands over serial connections. … Read more

GNU Radio demo: ultrasound data transmission via a laptop

Here the open source GNU Radio companion program is used to demonstrate the transmission of data from one laptop to another using frequency shift keying (FSK). They use an audio carrier frequency of 23 kHz. You can download the code … Read more

Ambient Backscatter – Wireless power and communication with no batteries

in wireless by DP | 4 comments

Ambient Backscatter – Wireless power and communication with no batteries Ambient Backscatter transforms existing wireless signals into both a source of power and a communication medium. It enables two battery-free devices to communicate by backscattering existing wireless signals. Backscatter communication … Read more

Posted in wireless | Tagged , | 4 Comments

KORUZA, the open-source open-hardware wireless communication system

in open source, wireless by DP | 7 comments

KORUZA, the open-source open-hardware wireless communication system by Luka Mustafa – Musti KORUZA is an innovative open-source open-hardware wireless communication system, employing a new low-cost approach to designing free-space optical network systems, enabling building-to-building connectivity with a highly collimated light beam … Read more

Video: Reversing Tire Pressure Monitors with SDR

In this presentation from the recent Toorcon 15 in San Diego, CA, Jared Boone, co-developer of the HackRF SDR detailed his efforts in reversing tire pressure monitors found on most vehicles. Tire Pressure Monitoring Systems (TPMS) are present on all … Read more

emonTH – Wireless temperature and humidity monitoring node

in open source, wireless by DP | 1 comment

Glyn Hudson over at OpenEnergyMonitor has developed this remote temperature and humidity monitoring node, the emonTH: The emonTH supports both the DHT22 (humidity and temperature) and DS18B20 either onboard or remote temperature sensor. The default software will search for the presence of either … Read more

Video: Breaking SCADA communications

In this presentation from the InfoSec 2013 conference held October 3, 2013 in Louisville, Kentucky, Mehdi Sabraoui discusses the relative insecurity of SCADA network protocols. He covers the Sixnet Tools, taking advantage of a proprietary communication protocol supported by nearly … Read more