China and Russia are regarded as the most formidable cyber threats.

Stuxnet, a computer worm reportedly developed by the United States and Israel that destroyed Iranian nuclear centrifuges in attacks in 2009 and 2010, is often cited as the most dramatic use of a cyber weapon.

Early in 1986, the World Health Organization in Geneva still regarded AIDS as an ailment of the promiscuous few.

NoScript is probably the most important privacy tool, but it costs you in convenience.

In the urgent aftermath of Sept. 11, 2001, with more attacks thought to be imminent, analysts wanted to use 'contact chaining' techniques to build what the NSA describes as network graphs of people who represented potential threats.

Most computers today have built in backup software.