In 2011, Ackroyd was part of the small group of hackers who breached the security of HBGaryFederal.com[REF] through an SQL injection[REF][REF] and is said to have social engineered[REF] the administrator of rootkit.com,[REF]
Ackroyd is responsible for the hack on Booz Allen,[REF] where Edward Snowden was an employee.