Diablo, World of Warcraft, StarCraft and Hearthstone players might be affected by high latency and disconnections according to Blizzard, after a series of DDoS attacks on European online servers. Although the attacks aren't directed specifically at Blizzard, the publisher's online games have been affected as a result.
Here's the full post on Battle.net detailing the situation.
Diablo, World of Warcraft, StarCraft and Hearthstone players may be impacted by high latency and disconnections during their gaming experience that are the result of a series of DDoS attacks on certain European online services. Although Blizzard’s infrastructure isn’t targeted, the disruption effects rippled and have been felt by a portion of our players’ population.
While we are closely monitoring the situation we wanted to thank you for your patience and apologise for any inconvenience this may cause.
Please follow @BlizzardCSEU_EN on Twitter for further updates.
We'll bring you more as the situation develops.