Cybersecurity incident — 2014-02-11 00:00:00
Affected organization: Bitstamp
Affected country: Slovenia
Industry: Finance and Insurance
Event type: Disruptive
Event subtype: External Denial of Service
Motive: Undetermined
Actor: Undetermined
Actor type: Criminal
Actor country: Undetermined

Reuters reports that the virtual currency Bitcoin is being hit by attacks from unknown hackers sending "mutated" lines of code into the program that runs the virtual currency. Two exchanges, Bitstamp and Mt. Gox, are affected.