Experts Warn of a Weak Link in the Security of Web Sites

By MIGUEL HELFT
August 13, 2010

SAN FRANCISCO - Computer security researchers are raising alarms 
about vulnerabilities in some of the Web's most secure corners: the 
banking, e-commerce and other sites that use encryption to 
communicate with their users.

Those sites, which are typically identified by a closed lock 
displayed somewhere in the Web browser, rely on a third-party 
organization to issue a certificate that guarantees to a user's Web 
browser that the sites are authentic. But as the number of such 
third-party "certificate authorities" has proliferated into hundreds 
spread across the world, it has become increasingly difficult to 
trust that those who issue the certificates are not misusing them to 
eavesdrop on the activities of Internet users, the security experts 
say.

...

http://www.nytimes.com/2010/08/14/technology/14encrypt.html


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