Full Disclosure mailing list archives
Re: Etherify 4 - jumping air gaps with real ethernet hardware
From: Dave Horsfall <dave () horsfall org>
Date: Tue, 1 Dec 2020 09:17:03 +1100 (EST)
On Fri, 27 Nov 2020, Jacek Lipkowski wrote:
The implementation is deliberately very primitive (shell scripts, uses native system tools). The data is transmitted via very slow morse code (QRSS CW), which can be decoded visually on a spectrogam. This way one can judge the signal/noise ratio by eye.
I'm impressed, but for all the wrong reasons :-)
Jacek / SQ5BPF
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- Re: Etherify 4 - jumping air gaps with real ethernet hardware Dave Horsfall (Dec 01)