Spearphishing Emails

Russia is the leading suspect in a sophisticated cyber attack on the unclassified email network of the US military's Joint Staff that prompted the Pentagon last month to restrict access to portions of that network, US officials said on Thursday.

Russia is the leading suspect in a sophisticated cyber attack on the unclassified email network of the US military's Joint Staff that prompted the Pentagon last month to restrict access to portions of that network, US officials said on Thursday.