The United States is studying whether it can legally challenge Chinese Internet restrictions that hurt Google and other U.S. companies operating in China, but direct talks with Beijing might yield faster results, the top U.S. trade official said on Tuesday.

US lawmakers from the two major parties on Tuesday issued a joint call for government action to ensure Internet freedom overseas amid alarm at China's cyber-censorship.

Cisco Systems on Tuesday unveiled super-fast Internet hardware that promises to boost US competitiveness and bolster economic recovery by moving mountains of data at astounding speeds.

Microsoft on Tuesday warned that hackers are targeting a freshly-uncovered weakness in some earlier versions of its Internet Explorer (IE) Web browser software.

THE PRODUCT: Core routers power the most trafficked parts of the Internet backbone, the main arteries for data.

Cisco is upgrading one of its biggest pieces of networking hardware, a router that's used to power the most trafficked parts of the Internet backbone.

Cisco Systems Inc. announced Tuesday that it is upgrading one of its biggest pieces of networking hardware, a router that's used to power the most trafficked parts of the Internet backbone.

Cisco unveiled a new Internet technology Tuesday that it says will provide the ultra-fast data speeds necessary to stay ahead of users' rapidly growing online video demands.