` ` Cyxymu '' is username of a year - old pro - Georgia activist named ` ` George '' Facebook security officer ' ` ` cyxymu '' as the victim of cyber attack . Graham Cluley , senior technology consultant at computer security firm Sophos told CNN it was unlikely the attacker intended to cripple Twitter , or to cause widespread disruption . ` Twitter went down for two days Thursday after ` ` denial - of - service '' Twitter . ` ` denial - of - service '' attack coincides with anniversary of Russia - Georgia conflict .
` ` Cyxymu '' is username of a year - old pro - Georgia activist named ` ` George '' Facebook security officer ' ` ` cyxymu '' as the victim of cyber attack . Twitter went down for two days Thursday after ` ` denial - of - service '' Twitter . ` ` denial - of - service '' attack coincides with anniversary of Russia - Georgia conflict .