My Company's Security Breach: Hackers Gained Control of Our VM

I have been working for my company for three months now without any security threats. However, yesterday, we experienced a major security breach when an unknown person gained control of one of our Virtual Machines (VM). It is safe to say that we were hacked.

The hacker changed all the file ownership to "www:data" and managed to gain root access to our system, excluding all users from being super users. Despite our Nginx server being up and running, we are …

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