"The misfortune here for the banks is that they can have the best fraud-detection systems out there ... but it all breaks down when they call the 'hacker' to verify the transaction," says Gartner's Avivah Litan.
Citigroup has confirmed its consumer banking sites were temporarily offline Friday because of what a bank spokesman referred to as temporary outages. Hackers with Anonymous have claimed to be behind the attacks.
Verisign Inc. may have followed the letter of the law when revealing a series of breaches in an SEC filing. But the company that assures the flow of a hefty portion of Internet traffic should have been more forthright to ease the minds of its various constituencies.
Although insider-threat incidents within organizations tend to be different case-by-case, says Carnegie Mellon University's Dawn Cappelli, there are similarities and patterns that organizations can look for when mitigating their risks. What are some of the common characteristics among insiders, and how can...
"Professionals like me now understand that we are the ambassadors for ethical behavior and should actively encourage other employees to adhere to it," says Alessandro Moretti, a senior risk and security executive.
Verisign, operator of two of the 13 root name servers that route traffic on the Internet, has revealed that outsiders attacked its computer network several times in 2010, but top management did not learn of the incidents until September 2011.
Establishing an effective security incident response program is a key component of an information risk management strategy. And NIST has issued draft guidelines to help organizations implement such a program.
The hacking group Anonymous Brazil has targeted the websites of several of Brazil's top financial institutions, including Banco Bradesco and Banco do Brasil, with distributed denial-of-service attacks, leaving the sites in the dark, the Associated Press reports.
"Iran's intelligence operations against the United States, including cyber capabilities, have dramatically increased in recent years in depth and complexity," National Intelligence Director James Clapper says.