Breaking Systems For Fun And Profit

Zerowidth Fun

Create a file on the commandline like this, make sure to type the keys between brackets as indicated:

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$ echo flops > fl<CTRL+SHIFT+U>200B<SPACE>ops
$ ls -l
-rw-r--r--. 1 wander wander   0 Sep  7 12:20 flo​ps
$ cat flops
cat: flops: No such file or directory
$ cat fl<TAB>
flops