South Korean regulators said they are investigating the most massive loss of user data ever in the most wired country on earth. Read more

One of the best-known networks of compromised personal computers, assembled largely through deceptive web links sent from Facebook accounts, earns its proprietors about $2m a year.

That’s one of the conclusions in a study released Friday by Information Warfare Monitor researcher Nart Villeneuve, who won access to archives of the software that the Russian criminals used to control the program known as Koobface, which is an anagram of Facebook. Read more

Monday brought mixed news on the ever-expanding cyber-security front.

The good news is that a small band of researchers got together and identified a major new suspected source for malevolence on the Web, Real Host Ltd., then convinced connection provider TeliaSonera to pull the plug. Read more