Prevent user from tampering score
13583
Preventing cheating for on-line arcade high score board
124123
How do I prevent identity spoofing in a multiplayer game?
152135
I would like to see my mod candidate score, preferrably on my user page
66003
Make the message shown to registered users without enough reputation to vote less confusing
43755
Password protect a multiplayer game?
89109
How do I obfuscate the ids of my records in rails?
58006
What good ways are there to prevent cheating in JavaScript multiplayer games?
84273
Django: How can I protect against concurrent modification of database entries
55755
How can I play games with closed information with players who cheat?
88207
Automatically protect questions with three or more low-rep-user deleted answers
29
How do I protect Python code from being read by users?
116674
Allow author of accepted answer to delete it in certain circumstances
9448
Prevent Multiplayer Cheating
111571
How do you prevent your JavaScript / HTML5 web game from being copied or altered?
109205
Ruby on rails more elegant way to authenticate that users can edit only their own content
111841
How to prevent form from being submitted?
100205
Make it possible to prevent voting on time-limited questions in meta without a historical lock