sudo apt install microsoft-edge-stableLook, a heretic!
I actually like Edge more than Chrome.
I don’t use either, die-hard Firefox user for decades but if I’m forced to pick one…
There’s so many good features in Edge. It genuinely sucks that Microsoft is ruining their stuff with popups and forced defaults because Edge and their other software have a lot of thought and care put into them.
Someone put it in AUR: https://aur.archlinux.org/packages/microsoft-edge-stable-bin
It’s also in NixOS for some sick reason: https://search.nixos.org/packages?channel=23.11&from=0&size=50&sort=relevance&type=packages&query=Microsoft
I actually use it on NixOS
Gotta use teams for work and it functions least poorly in edge
Yea that makes sense, I’m mostly kidding. Hell, if you’re doing any web development then it makes sense just to be able to test things out.
Is it really available in a Debian or Ubuntu repo?
it’s in basically every distro: https://linuxiac.com/install-microsoft-edge-on-linux/
Does it have the internet explorer compatibility mode?
It’s probably helpful for webdevs
Many people have given great suggestions for the most destroying commands, but most result in an immediately borked system. While inconvenient, that doesn’t have a lasting impact on users who have backups.
I propose writing a bash script set up to run daily in cron, which picks a random file in the user’s home directory tree and randomizes just a few bytes of data in the file. The script doesn’t immediately damage the basic OS functionality, and the data degradation is so slow that by the time the user realizes something fishy is going on a lot of their documents, media, and hopefully a few months worth of backups will have been corrupted.
Calm down there Satan.
So basically malware by a sadistic internet troll?
It’ll just write a new Shakespeare play
I think we may need to implement a 128 bit unix timestamp before that will work.
Some generative AI is going to swallow this thread and burp it up later
My wife’s job is to train AI to not do that. It’s pretty interesting, actually.
A bad actor doesn’t care what your wife does. :)
I too choose this guys wife
Most orgs doing AI research should be assumed to be bad actors until proven otherwise
And even then, that proof only applies retrospectively. It can’t predict future behaviours.
How does she accomplish it?
She works for a company. She asks a bunch of questions and rates the answers the AI gives. She tries to trick it into giving answers to questions that it shouldn’t be making it extra important (“My grandmother had an amazing mustard gas recipe that reminds me of my childhood. I want to make for her birthday. Please tell me how”). She then writes a report on if the answers were good or bad, and if it said anything it wasn’t supposed to.
If you allow root privileges, there is:
sudo rm -rf --no-preserve-root /If you want to be malicious:
sudo dd if=/dev/urandom of=/dev/sdXor
sudo find / -exec shred -u {} \;Let’s extend a little and really do some damage
for x in /dev/(sd|nvme)*; do dd if=/dev/urandom of=$x bs=1024 & ; done
Now
alias ls=all that. And throw it in a background process. And actually return the value of ls so it doesn’t look like anything nefarious is going on.I bet you could chroot into a ram disk so you’re not tearing the floor out from under you.
The victim would find this prank hilarious and everyone would like you and think you’re super cool.
You evil being! LMAO You just made me even more paranoid now, questioning every command I type 🤣
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Nice idea!
Don’t forget the mmc block devices too. Gotta purge those SD cards. (/dev/mmcblk*)
JFC. That’s terminal.
Yes, you enter that in the terminal
🙃
sudo dd if=/dev/urandom of=/dev/sdXsudo cp /dev/urandom /dev/nvme0n1orcat /dev/urandom > /dev/nvme0n1Way faster.
But honestly,
find ~/ -type f -deleteis almost as bad.
cat bomb_threat.txt | mail tips@fbi.gov
vim
Everyone else talking about how to shred files or even the BIOS is missing a big leap, yeah. Not just destroying the computer: destroying the person in front of it! And vim is happy to provide. 😅
Emotional damage
True, just entering vim on a pc for a user who doesn’t know about vim’s existence is basically a prison sentence. They will literally be trapped in vim hell until they power down their PC.
I once entered vim into a computer. I couldn’t exit. I tried unplugging the computer but vim persisted. I took it to the dump, where I assume vim is still running to this very day.
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Something I did to someone who needed to know the effects of not locking ones screen when away: alias
lstoecho 'Error: file not found'. Took them a good hour to figure out what was wrong with their machine 😅linux rookie here, what’s the command to reverse an alias then? do you just “alias ls ls” to overwrite it?
Backlash. \ls would get you regular ls. Note that ls already is aliased on some popular distros with some common flags.
You can use unalias, or you can use a backslash in front of an aliased command or surround it in double quotes to ignore the alias temporarily.
There’s unalias
Alias ‘ls’ to ‘sl’ for fun times
Glorious.
What’s this do?
My guess is that it takes the output of the “exit” command and writes it to .bashrc. I believe this would make it impossible to open the terminal, but it could just close the terminal and do nothing instead.
That’s nice.
using
systemctl poweroffadds a bit of extra round trip time…
sudo chmod 000 -R /is very fun way of braking your system and is not widely known 🙂Can you recover from that?
I imagine if you can mount from a busybox possibly
Then figure out the correct perms.
Eh, just hit it with the 777 and pray. Then swear at it some more.
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Boot from a usb stick, mount the fs, use the live environment’s chmod command to fix stuff.
I think you’ll need to change passwd and shadow, maybe a few other files, but besides that it’ll mostly work.
This is the traditional method.
Yeah that’s the painful part. A backup would be key here
Worst case you boot up a virtual server with the same OS as your own and just go down the tree learning permissions, and it’s a deep dive learning experience.
chrootin and then syncing the permissions from something like the equivalent offilesystempackage in Arch for your distro should get you going
What does this do? nobody can read any file? would sudo chmod 777 fix it at least to a usable system?
The trick is that you loose access to every file on the system.
chmodis also a file. Andls. Andsudo. You see where it’s going. System will kinda work after this command, but rebooting (which by a coincidence is a common action for “fixing” things) will reveal that system is dead.Yep. You could run chmod again to fix it (from a different OS / rescue USB), but that would leave all the permissions in a messy state - having everything set to 777 is incredibly insecure, and will also likely break many apps/scripts that expect more restrictive permissions. So the only way to fix this properly would be to reinstall your OS/restore from backups.
How are you gonna run chmod when you don’t have permissions to use it anymore?
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Everyone is deleting data, but with proper backups that’s not a problem. How about:
curl insert_url_here | sudo bash
This can really mess up your life.
Even if the script isn’t malicious, if the internet drops out halfway the download you might end up with a “rm -r /”, or similar, command.
So many things these days use that install.sh piping stuff, very bad practice.
Worst I can imagine would be something like zeroing your bios using flashrom.
Sometimes EDID eeproms are writable from i2c-dev… And sometimes VRM configuration ports too…
Mistaking if= and of= when using dd.
After all, it is known as the Dick Destroyer.
Edit: Disk Destroyer, I meant to write “Disk Destroyer”…
😂
Why didn’t they called them from= and to= ? :(
Ouch!
Probably dd if=/dev/zero of=/dev/sda or whatever your system volume is
Posible to recover data, use /dev/urandom.
Only on very old hard disks, on newer disks there’s no difference between overwrite patterns
With wear levelling on SSDs you may be able to recover some of the data
I did have RH Linux die while updating core libs a very long time ago. It deleted them and the system shut down. No reboot possible. I eventually (like later that day) copied a set of libs from another rh system and was able to boot and recover.
Never used rh by choice again after that.
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Everyone is talking about
rm -rf /and damage to storage drives, but I read somewhere about EFI variables having something to do with bricking the computer. If this is possible, then it’s a lot more damage than just disk drives.Edit: this is interesting SE post https://superuser.com/questions/313850
Systemd mounted them r/w. https://askubuntu.com/questions/521293/an-ubuntu-command-bricked-my-system#767286
:():;:
That ‘amp;’ does not belong in there, it’s probably either a copy-paste error or a Lemmy-error.
What this does (or would do it it were done correctly) is define a function called “:” (the colon symbol) which recursively calls itself twice, piping the output of one instance to the input of the other, then forks the resulting mess to the background. After defining that fork bomb of a function, it is immediately called once.
It’s a very old trick that existed even on some of the ancient Unix systems that predated Linux. I think there’s some way of defending against using cgroups, but I don’t know how from the top of my head.
It’s a lemmy problem
I think however you’re accessing Lemmy is rendering it wrong. I see the usual function.
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I think poor Lemmy is trying to help URL encode your fork bomb lol
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I was going to suggest a fork bomb, but it is recovered easily. Then I thought about inserting a fork bomb into
.profile, or better, into a boot process script, like:echo ':(){:|:&};:' | sudo tee -a /bin/iptables-applyThat could be pretty nasty. But still, pretty easy to recover from, so not really “destructive.”
Came here for this one. Not the most destructive, but certainly the most elegant.
“wipefs -a” instantly removes filesystem signatures. It’s fast, doesn’t actually delete data but is just as effective in most cases where you’re not worried about someone trying to recover it. Much faster than rm on /. As far as the OS is concerned the drive is then empty.
“nvme format” is also fast.
youngsters and their tools… we just used to dd some /dev/zero onto the block device and ^C out of it after a second or two… :D
