The software he sold to the "A-Team" gave them the ability to steal user names, passwords, and credit card details.
New Zeland police offered Akill a job for his unique ability, the head of e-crimes lab said he was the top of his field.
The crime was first noticed when computers were crashed at University of Pennsylvania in 2006.
Estimated economic losses from skimming and damaged computer systems more $20 million.
Akill has Asperger's syndrome, a mild form of autism.
He had to pay £5,500 for the damages, but didnt record his conviction
Controller of a botnet that had millions of computers around the world infected with a virus that gave him control over all of them.