- A cyber attack on a German steel plant has been confirmed to suffer a significant amount of damage, putting the spotlight on the evident lack of security across a number of different critical facilities and institutions.South Korean nuclear company, Korea Hydro and Nuclear Power Co (KHNP), became the source of headlines when it fell victim to an attack that resulted in the leak of company information, including employee information and plant blue prints.While Sony recovers from the massive hack, we continue to monitor investigations and developments. Here's a rundown of what happened, what was stolen, who’s being implicated, and tips on how you can defend against likely attacks. [updated]A look into the other WIPALL malware variants that may be linked to the Sony Pictures incident, including a variant that disables the running antivirus application and another that displays a warning message.How did hackers manage to drop a “warning“ wallpaper into Sony Pictures' office computers? With a malware family that we've seen before.Dealing with attacks, intrusions, and data thefts is now a part of doing business for many organizations. The recent attack on Sony Pictures highlights the importance of proper incident response.Reports have implicated a sophisticated piece of malware known as Regin that has been in use for years. Designed to carry out long-term stealthy surveillance on would-be victims, telecom companies are believed to have been its primary targets.Microsoft has released an out-of-band security bulletin (MS14-068) that addresses a vulnerability in various versions of Windows, stating that the vulnerability is already being used in “limited, targeted attacks”.A long-running cyber espionage campaign called DarkHotel has been discovered using malware to target executives through Wi-Fi networks of hotels in the Asia-Pacific region.