In Time Magazine World’s Most Influential People poll, you’d be surprise to find Anwar Ibrahim is ranked 2nd on the list.

Surprise?
In early stages of the poll, Time.com didn’t have any authentication or validation — the door was wide open to any client that wanted to stuff the ballot box.
Soon afterward, it was discovered that the Time.com Poll didn’t even range check its parameters to ensure that the ratings fell within the 1 to 100 range
What surprise me is that even big scale website like Time.com could make this kind of mistake, they didn’t have any authentication or validation AT ALL in the initial launch of the poll!
Actually the hackers are trying to convey a message. Interesting!

Inside the Precision Hack explains in details how the hackers manage to upvote and keep all the list in order. Interesting read I’d say
Jeff Atwood’s Design for Evil is a good read as well, always always always treat the input from your users as unsafe and evil.