Servers of Square Enix Co.'s popular online game Final Fantasy XIV have been hit by a series of cyberattacks since early October, preventing some users from accessing the service, its publisher said Thursday.The distributed denial of service attacks, in which multiple hacked computers are used to flood the target system, were carried out to an "unprecedented extent" against data centers in Japan, North America and Europe, Square Enix said.The identities of the attackers are not yet known, although information security experts suspect links to cheap online services that carry out so-called D…READ FULL ARTICLE