TELECOM Digest OnLine - Sorted: Gold at the End of Rainbow Cracking?

Gold at the End of Rainbow Cracking?

Monty Solomon (
Thu, 10 Nov 2005 14:11:26 -0500

Robert Lemos, SecurityFocus 2005-11-09

A trio of entrepreneurial hackers hope to do for the business of
password cracking what Google did for search and, in the process, may
remove the last vestiges of security from many password systems.

Over the past two years, three security enthusiasts from the United
States and Europe set a host of computers to the task of creating
eleven enormous tables of data that can be used to look up common
passwords. The tables -- totaling 500GB -- form the core data of a
technique known as rainbow cracking, which uses vast dictionaries of
data to let anyone reverse the process of creating hashes -- the
statistically unique codes that, among other duties, are used to
obfuscate a user's password.

Last week, the trio went public with their service. Called RainbowCrack
Online and submit password hashes for cracking.

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