A 15-year-old boy arrested in connection with the TalkTalk cyber attack has been released.
The teenager was detained in Northern Ireland on Monday and questioned on suspicion of Computer Misuse Act offences.
A Police Service of Northern Ireland spokesman said: "A 15-year-old youth, arrested in County Antrim yesterday as part of the investigation into the alleged theft of data from the firm Talk Talk, has been released on bail pending further enquiries.
"The investigation being conducted by the Metropolitan Police Cyber Crime Unit, Police Service of Northern Ireland and National Crime Agency is continuing."