Level4
Website URL: http://overthewire.org/wargames/leviathan/leviathan4.html
Let’s login with leviathan3

Let’s have a look at the contents of the current directory

Let’s directly run the program with ltrace.

So it seems that there are 2 strcmp being done. The user input is being taken in the second one and expects snlprintf as password. Let’s try that.

Now for the password
Level completed! Credentials obtained:
Username: leviathan4
Password: ************