(AP) -- A teenager accused of attacking a string of U.K.-based websites has been released on bail.

Nineteen-year-old Ryan Cleary was released Monday on condition that he obey a curfew, wear an and only leave the house accompanied by one of his parents.

He's not allowed to access the Internet.

Cleary was arrested last week following a joint Scotland Yard-FBI investigation into cyberattacks claimed by Anonymous and a smaller spinoff group, Lulz Security.

The reclusive teen is charged with creating a network of remotely-controlled computers - known as a - to overwhelm target sites with traffic.

Cleary has been diagnosed with Asperger's syndrome, a form of autism, since his arrest.