TalkTalk Telecom Group in the U.K. expects the one-off cost of a recent cyberattack to be up to £35 million (US$53 million) but said the number of customers affected may have been far less than had been earlier expected.

UK police arrested a third suspect on Saturday relating to the breach at communications provider TalkTalk, which said the amount of data exposed is less than initially thought.

Linux.Encoder.1 has been broken by researchers, administrators warned that this flaw was a lucky one

Data belonging to 2,200 customers of British Gas company have been posted online, the company confirmed that they did not come from its systems.

Apple computers haven't been impacted by ransomware, a pervasive and insidious class of malware that encrypts files on a computer in exchange for a ransom.

A few days after the arrest of 15-year-old in Northern Ireland, the British Police arrested a second in connection with the TalkTalk breach.