TalkTalk says 4 percent of customers' data accessed in attack

TalkTalk , the British broadband company hit by a cyber attack last month, said the personal data of only 4 percent of its 4 million customers was put at risk, much lower than was originally feared. The company said it had been "a difficult decision" to notify all customers of the risk before it had established the real extent of any data loss, but it believed it had a responsibility to warn customers. Shares in TalkTalk, which had fallen 18 percent since it disclosed the hack on Oct. 22, were t