The Hacker says that in May of 2011, use a third-party service to mask his IP address and then hit the Sony Pictures website with commands to exploit security vulnerabilities in the website servers.

Along with other hackers, Kretsinger attacked the Sony Pictures website ... While carrying out the Sony hack, Kretsinger tried to mask his digital identity through a proxy server and later ...

The tool uses face recognition software to determine where to place the mask on your photo. After the hack, the company assured its members that it worked hard to tighten its security protocols.