Difference between revisions of "Rainbow Tables"

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Rainbow tables are large pre-computed tables that make it fast to determine what word produced a particular hash. Rainbow tables only work if the following conditions are true:
 
Rainbow tables are large pre-computed tables that make it fast to determine what word produced a particular hash. Rainbow tables only work if the following conditions are true:
 
* The hash algorithm was known when the rainbow table was created;
 
* The hash algorithm was known when the rainbow table was created;
* No salt was used in the individual password (because a salt basically gives you a different hash function for every hashed value).
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* No salt was used in the individual password.
  
 
== Free Rainbow Tables ==
 
== Free Rainbow Tables ==
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=References=
 
=References=
 
[http://en.wikipedia.org/wiki/Rainbow_table Wikipedia's Rainbow table entry]
 
[http://en.wikipedia.org/wiki/Rainbow_table Wikipedia's Rainbow table entry]
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[[Category:Encryption]]

Latest revision as of 11:28, 24 July 2009

Overview

Rainbow tables are large pre-computed tables that make it fast to determine what word produced a particular hash. Rainbow tables only work if the following conditions are true:

  • The hash algorithm was known when the rainbow table was created;
  • No salt was used in the individual password.

Free Rainbow Tables

These rainbow tables are free for download.

Windows XP & Vista passwords (LM & NT hashes)

WPA/WPA2-PSK passwords

DOC, PDF, etc

See Also

References

Wikipedia's Rainbow table entry