Trying out Deadly Linux Commands part 2
526Several Ubuntu systems were harmed in the making of this video.
Part 1 was a disappointment due to number of safeguards, but this time there are no safeguards and
Systems used: Ubuntu 15.10 server, Ubuntu 16.04 desktop Beta 1, and Fedora 23.
Part 1: https://youtu.be/kJTWru5nwuk
0:28 Delete all files sudo rm -rf /*
1:04 Messing with permissions sudo chmod 000 / -R
2:02 Messing with permissions sudo chmod 2775 / -R
2:36 Blanking out sudoers echo -en | sudo tee /etc/sudoers
3:03 Exhausting memory
3:45 Overwriting memory dd if=/dev/urandom of=/dev/mem
4:59 Overwriting harddrive dd if=/dev/zero of=/dev/sda
5:40 Formatting a mounted drive mkfs.ext4 -F -F /dev/sda1
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