Details of RSA Security Attack Remain Unclear

More than a day after RSA security posted an “urgent” alert warning that a sophisticated intruder might be able to initiate a “broad attack” on a password device used by millions of customers, the announcement and its meaning remain shrouded in mystery. RSA, a division of the data management company EMC Corporation, will not say how its system was compromised and what specific kinds of threats its customers are facing.