Here is the full list of all 21 Extortion achievements.
Hack your first server !
Merge files to get the server list
Get two keys from bankers computers
Get three keys from bankers computers
Get scanUsers and zombieMaker executables
Zombies are ready
Get down bank defense system
End your attack on the bank
Find the blackmailer
Clear all logs
Forget to clear logs in at least 5 servers
I decided I want to write all this story
It’s been few days I’ve been blackmaile
I … am … exhausted
I thought I was free
I found a place to hide those texts
He wants me to contact a computer scientist and blackmail him …