Dennis Fisher

About

Dennis Fisher is a journalist with more than 13 years of experience covering information security.

Gumblar Attacks Spread to Thousands of New Sites

Gumblar, the nasty bit of malware that was part of a mass SQL injection on legitimate Web sites this spring, is continuing to spread and its creators have been busy lately, compromising hundreds of new sites, leading to a massive new wave of infections of end-user PCs.

Amazon Moves to Mitigate Threats to Cloud Service

Amazon said today that it has taken steps to mitigate a security issue in its cloud computing infrastructure that was identified recently by researchers from MIT and the University of California at San Diego. The report described how attackers could search for, locate and attack specific targets in Amazon’s Elastic Computer Cloud (EC2) because of certain underlying vulnerabilities in the infrastructure. Read the full story [Computerworld].


Richard Clarke, a former top adviser on information security and terrorism in the Bush White House, is calling for Barack Obama to initiate an open public dialogue on the use of offensive and defensive information warfare capabilities and what the consequences of a cyberwar could be for the country.

A new report by a Washington policy think tank dismisses out of hand the idea that terrorist groups are currently launching cyber attacks and says that the recent attacks against U.S. and South Korean networks were not damaging enough to be considered serious incidents.