I laughed harder than I should have at this:
@Theeo123 It's not wrong. Definitely would not let any packets through.
@sgsax
The ends need to be taped, though. Otherwise the ethernet frames drop on the floor.
@Theeo123
@Theeo123 Love it. I was working on an AFB network and the Colonel came up to me and pointed at one of the machines and in a demanding tone told me that I had to make it so it's couldn't in any way be hacked. So I pointed to the coax and said "Cut that wire" (I'm just a hardware guy, what do I know), so as he was trying to comprehend what I said . . .

@Theeo123

Darned good advice!

@Theeo123 This is the kind of infrastructure I can get behind.
@Theeo123 I mean, this is fundamentally my oh crud strategy for work.
@Theeo123 cheeky but effective
@Theeo123 the most solid and secure 2-way preset you'll ever have.
@Theeo123 A safe life without the internet? :3

@Theeo123 reminds me of the time I was in a store, and looking at their selection, and they had a brand of like USB cables, and the brand name was:

"Just Wireless!" (tm)

@Theeo123
Tech support caller: I cut where the cord told me to in order to activate the firewall. But now I canโ€™t get online at all.
@jaykass @Theeo123 "I see your problem: you do not use VoIP" ;-)
@Theeo123 ๐Ÿ˜‚๐Ÿ˜‚๐Ÿ˜‚

@Theeo123

some more pixels and the story behind this cable can be found at @BIT

https://www.bit.nl/cut-here-to-activate-firewall-layer-1-firewalls-op-ohm2013/

Cut here to activate firewall | layer-1 firewalls op OHM2013 ยป BIT

BIT

@robje @Theeo123 @BIT
SNIP - Simple Network Interuption Protocol

Most cable manufacturers can print custom text on an order (above a certain size).

@dec23k @robje @BIT

"SNIP - Simple Network Interruption Protocol"

I love that, may I steal it?

@Theeo123 @robje @BIT
Sure!
I forget where I saw it first, but it was a long time ago.

@robje @BIT

Ahh thanks! I found the image as is elsewhere, I appreciate the source!!

@Theeo123 I used to have a pair of snips that I put a label on that read โ€œemergency layer 1 firewall builderโ€

@Theeo123 @archeokluit gejat van de site van bit.nl gok ik.
(Kon de landcode niet lezen... ๐Ÿ˜‡)

Klopt dat @BIT ?

@Theeo123 @Fanua
Hilarious!!! ๐Ÿ˜‚
@Theeo123 Works reliably and every time and is better than smashing the PC
@Theeo123 Best firewall for IT-Security is manufactured by Knippex. ๐Ÿ˜‚
@Theeo123
Another option:
Cut here at activate airgap.