Alexei Oreskovic

SAN FRANCISCO (Reuters) - Anonymous hackers attacked Twitter this week and may have gained access to passwords and other information for as many as 250,000 user accounts, the microblog revealed...

SAN FRANCISCO (Reuters) - Facebook Inc introduced gift cards on Thursday that consumers can use at Target Corp and a handful of other businesses in the social network's latest move...

SAN FRANCISCO (Reuters) - Facebook Inc doubled its mobile advertising revenue in the fourth quarter, a sign that the No.1 social network is seeing early success in expanding onto handheld...

(Reuters) - Yahoo Inc forecast a modest uptick in revenue for the current year as it revamps its family of websites but Chief Executive Marissa Mayer warned it would be...

SAN FRANCISCO (Reuters) - Cisco Systems Inc is selling its home networking business to Belkin, the networking giant's latest move to exit the consumer business. The companies did not disclose...

SAN FRANCISCO (Reuters) - Revenue from Google Inc's core Internet business outpaced many analysts' expectations during the crucial holiday quarter and advertising rates fell less than in previous periods, pushing...

SAN FRANCISCO (Reuters) - Google Inc issued a rare advisory to Wall Street on Friday that analyst estimates for its fourth quarter financial results are flawed. The world's No.1 search...

SAN FRANCISCO (Reuters) - Facebook Inc's stock opened on Monday above $32 for the first time since July as anticipation about upcoming products and financial results underscored Wall Street's renewed...