WhatsApp security breach may have targeted human rights groups
Seeks help from U.S. Department of Justice for investigation
Seeks help from U.S. Department of Justice for investigation
Facebook has not revealed the cause of the outages
Due to consumers' increase use of Skype and WhatsApp
Social media giant has long courted business customers but is mostly identified with its consumer brands
About 20 officials and top civil servants testing new app which a state-employed developer has designed
With WhatsApp Business, the company could be eyeing future collaboration efforts
Purchase of messaging app company also seen as boosting Facebook's mobile presence