Through a phishing expedition, he hacked more than 200 people.
The leak has been popularly dubbed The Fappening and also Celebgate.
During the investigation, it was found that Collins phished by sending e-mails to the victims that looked like they had been sent by Apple or Google, warning the victims that their accounts might be compromised and asking for their account details.
According to Buzzfeed, the Hunger Games actress, Jennifer Lawrence is one of many A-listers in Hollywood who has been hacked.
Apple claimed in a press release that access was gained via attacks.