Software-defined radio (SDR) technology can be used for many interesting technical experiments. With listening only SDR you can do many interesting things, but having a SDR that can also transmit opens many new doors. Here are some interesting videos related to SDR and cyber security:
Universal Radio Hacker – Replay Attack With HackRF
Download here: https://github.com/jopohl/urh
Radio Hacking: Cars, Hardware, and more! – Samy Kamkar – AppSec California 2016
Hacking Car Key Fobs with SDR
Getting Started With The HackRF, Hak5 1707
Hacking Ford Key Fobs Pt. 1 – SDR Attacks with @TB69RR – Hak5 2523
Hacking Ford Key Fobs Pt. 2 – SDR Attacks with @TB69RR – Hak5 2524
Hacking Ford Key Fobs Pt. 3 – SDR Attacks with @TB69RR – Hak5 2525
Hacking Restaurant Pagers with HackRF
Software Defined Spectrum Analyser – Hack RF
Locating Cellular Signal with HackRF Spectrum Analyzer SDR Software
GSM Sniffing: Voice Decryption 101 – Software Defined Radio Series #11
How To Listen To Trunked Police Radio And Why Im Done
Transmitting NTSC/ATSC Video With the HackRF One and Gnuradio
Check also Using a HackRF SDR to Sniff RF Emissions from a Cryptocurrency Hardware Wallet and Obtain the PIN article.
408 Comments
Tomi Engdahl says:
This guy created an analog 1G AMPS cell network and it works with his vintage Motorola!
https://www.reddit.com/r/vintagecomputing/comments/zlqqh1/this_guy_created_an_analog_1g_amps_cell_network/
Tomi Engdahl says:
https://hackaday.com/2021/06/02/how-to-run-a-first-generation-cell-phone-network/
Tomi Engdahl says:
https://philtel.org/2023/05/11/reviving-amps-phones.html
Tomi Engdahl says:
https://www.rtl-sdr.com/running-a-1g-mobile-phone-network-with-a-hackrf/
Tomi Engdahl says:
https://www.oreateai.com/blog/unpacking-the-1g-cellular-system-the-analog-dawn-of-mobile-communication/5f9f7b590d1f53b07b377d2ccf6f3f6a
Tomi Engdahl says:
Lime Microsystems Unveils the LimeSDR Micro, an M.2 Expandable SDR with Vector Accelerator
First FPGA-free LimeSDR is now crowdfunding, with an NXP baseband processor offering the ability to accelerate vector DSP work on-device.
https://www.hackster.io/news/lime-microsystems-unveils-the-limesdr-micro-an-m-2-expandable-sdr-with-vector-accelerator-9c1ef3823d9f
Tomi Engdahl says:
Open-source hardware DAB+ receiver combines ESP32 SoC with Skyworks SI4684 digital radio chip
https://www.cnx-software.com/2026/04/09/open-source-hardware-dab-receiver-combines-esp32-soc-with-skyworks-si4684-chip/
Tomi Engdahl says:
https://oh2ti.fi/2017/06/tetra-lahetteen-tarkastelua/