National Security, Security | featured news

China rejected on Tuesday as "groundless" U.S. accusations that two top Chinese telecoms equipment makers posed a security risk. The U.S. House of Representatives' Intelligence Committee urged American companies on Monday to stop doing business with Huawei Technologies Co Ltd and ZTE Corp. , warning that China could use equipment made by the companies to spy on certain communications and threaten vital systems through computerized links.

The Obama administration on Wednesday defended plans to try the self-professed mastermind of the September 11, 2001 attacks in criminal courts despite harsh criticism from Republicans who say the trials are too risky.

Forty percent of New Yorkers believe the trial of accused September 11 mastermind Khalid Sheikh Mohammed makes an attack on the city more likely, according to a new poll, while security experts say it is already the top target in America.

The U.S. Marine Corps has banned Twitter, Facebook, MySpace and other social media sites from its networks, effective immediately.

Government investigators smuggled bomb-making materials into federal buildings past the police agency charged with protecting those buildings and found numerous other gaps in security, according to a congressional report.

Despite a longstanding policy to alert Congressional leaders quickly if a member could be the target of a security investigation, Alberto R. Gonzales resisted briefing lawmakers on Jane Harman’s wiretap.

An unprecedented security operation gets under way ahead of Barack Obama's inauguration as US president on 20 January. Reports suggest more than 20,000 police officers, troops and security agents are involved.