Those who want to sign up with Facebook must be at least 13 years before creating an account.
If anyone puts wrong details in an account, he/she is violating terms of Facebook.
He has got $10,000 reward for finding flaw in Instagram.
He verified his claim by deleting a comment that the company published on a test account.
The bug was resolved in February this year.
Later in March, Facebook informed Jani of the fix and rewarded him with $10,000.
Jani has set record of becoming youngest ever user for reporting bug under Facebook bug bounty program.
