The documents appeared online after users of the message-board 4chan attacked ACS:Law's site in retaliation for its anti-piracy efforts....A BBC investigation in August found a number of people saying they were wrongly accused by ACS:Law of illegal file-sharing. UK consumer group Which? says it has also received a number of complaints. Many contest that IP addresses can be spoofed....ACS:Law is under investigation by the Solicitors Regulation Authority over its role in sending letters to alleged pirates.
