A teenager in Sweden has been detained by police, and is helping them with enquiries centring around the theft of source code from Cisco.

Police in Uppsala, a university town north of Stockholm, said yesterday they had been contacted by the Federal Bureau of Investigation about 16-year-old boy already in trouble with the law in Sweden for allegedly hacking into university computers.

The police claim that the 16-year-old is also being questioned about "hacking attacks" on some university computers.