Hackers attack S.Korean sites; up to 35 mln users affected

South Korea' communications regulator said on Thursday hackers from China had attacked an Internet portal and blogging site operated by SK Comms, accessing the personal information of up to 35 million users in what could be the country's biggest cyber attack so far.

The incident follows a series of hacking incidents at South Korean financial firms in recent months, exposing the vulnerabilities of networks in the world's most wired country. (Reuters)