[HN Gopher] How Rainbow Tables Work ___________________________________________________________________ How Rainbow Tables Work Author : susam Score : 47 points Date : 2020-11-24 18:43 UTC (4 hours ago) (HTM) web link (kestas.kuliukas.com) (TXT) w3m dump (kestas.kuliukas.com) | hoppla wrote: | Is anyone still using rainbow tables? I have not heard much of it | since GPU cracking | marcosdumay wrote: | Whatever you can do online with a GPU, you can do much in an | offline session stored in a file. | | Sharing rainbow tables over the internet is probably dead, but | your disks can keep more hashes than you can calculate quickly. | lomkju wrote: | How to beat rainbow tables, add some salt. | 867-5309 wrote: | how to discomfort or discourage | fwip wrote: | I feel like I'm missing something fundamental in this paragraph: | | > Rainbow tables differ in that they don't use multiple tables | with different reduction functions, they only use one table. | However in Rainbow Tables a different reduction function is used | for each column. This way different tables with different | reduction functions aren't needed, because different reduction | functions are used within the same table. | | What exactly is the structure of the final rainbow table - does | it contain a column for each reduction function, or does it still | only contain "start text" and "last hash" of each chain? I would | loved to have seen a diagram of the table structure here. (From | my own reading, I think these "extra columns" are not stored | anywhere). ___________________________________________________________________ (page generated 2020-11-24 23:00 UTC)