Cyber attackers leaving warning 'messages': NSA chief

Attackers hacking into American computer networks appear to be leaving "cyber fingerprints" to send a message that critical systems are vulnerable, the top US cyber-warrior said Thursday.

IBM deepens move into computer defense

IBM on Monday moved deeper into defending business computers with a new service aimed at thwarting hackers before they do damage.

Student devises novel way to detect hackers

Patricia Moat gets a thrill from protecting people. As a youngster, she trained in martial arts. Later, she ran into burning buildings as a volunteer firefighter. Now she's finding new ways to protect American computer networks.

Pakistan's Sindh to block Skype, WhatsApp

Pakistan's southern Sindh province will block access to online communication networks including Skype and WhatsApp for three months in a bid to curb terrorism, officials said Thursday.

Hack attacks, explained

Computer network hackers calling themselves the Syrian Electronic Army earlier this week disrupted The New York Times' website for nearly a day and electronic publishing on the Twitter social network for several hours. Also ...

page 2 from 11