Roger Hedgecock interviews Tom Kellermann, VP of security awareness and government affairs, on the implications of the NASDAQ network breach disclosed on February 4, 2011. Originally broadcast on February 10, 2011.
With this access, the hackers potentially could manipulate data along with time tags, he said. More than likely, however, what they are doing is using the purloined information to fatten their own portfolios.
Source: Radio America