Here is the full list of all 9 HA/CK achievements.
Highly sophisticated malware or just terrible security?
Don't die! (or do?)
Et tu, turret?
Single most useful debugging tool
Finish HA/CK
Complete a HA/CK speedrun
Beat the developer's time of 8:52.85 in speedrun mode
Bring a cube with you when finishing Unhandled Exception
Finish Live Fire without destroying a single turret