> TEMPEST [1] (or Van Eck Phreaking) is a technique to eavesdrop video monitors by receiving the electromagnetic signal emitted by the VGA/HDMI cable and connectors<p>> GNU Radio [2] is a Free & Open-Source Toolkit for Software Radio<p>[1] <a href="https://en.wikipedia.org/wiki/Tempest_(codename)" rel="nofollow">https://en.wikipedia.org/wiki/Tempest_(codename)</a>
[2] <a href="https://gnuradio.org" rel="nofollow">https://gnuradio.org</a>
I always thought it was Transient ElectroMagnetic ProteEction STandard.<p>Wikipedia says:
TEMPEST (Telecommunications Electronics Materials Protected from Emanating Spurious Transmissions)<p>This says it is "Telecommunications and Electrical Machinery Protected from Emanations Security"<p><a href="https://www.patton.com/solution/Tempest-EMI-RFI-Data-Security/" rel="nofollow">https://www.patton.com/solution/Tempest-EMI-RFI-Data-Securit...</a>