If you are in a position where you can dump random gases into the air supply to the degree it impacts these devices then they are likely compromised in other ways as well.
You don’t necessarily need to put it into the air supply, could just bathe the specific device you want disabled in helium from a deodorant can or something
If y9ou are close enough to a system of importance that you can spray it, you are close enough to compromise it in countless other ways.
This is just one of many physical access attacks. Just like “you could take a hammer to it”
Like, I know people want to think this is some Ocean’s Eleven heist waiting to happen. It isn’t. At best it is an episode of Burn Notice where Michael has to rapidly improvise an escape where his CIA handler of the week already refused to give him something much more useful.
If you are in a position where you can dump random gases into the air supply to the degree it impacts these devices then they are likely compromised in other ways as well.
a very small percentage of helium will disable the phone
You don’t necessarily need to put it into the air supply, could just bathe the specific device you want disabled in helium from a deodorant can or something
If you are close enough to spray a device you are close enough to just steal it. Or spray the owner.
If it’s bolted to a wall and unattended neither of those things are an option
If y9ou are close enough to a system of importance that you can spray it, you are close enough to compromise it in countless other ways.
This is just one of many physical access attacks. Just like “you could take a hammer to it”
Like, I know people want to think this is some Ocean’s Eleven heist waiting to happen. It isn’t. At best it is an episode of Burn Notice where Michael has to rapidly improvise an escape where his CIA handler of the week already refused to give him something much more useful.