SHA question

[Matthew Boyle]

Dan Rowles wrote:
> Dermot wrote:
> [snip]
>> Incident I get poor results from the MD5 compared with SHA so I can't
>> relie on MD5 for
>>
>> MD5 (md5_base64) results:
>> mr_485_htu_AST.pdf   116caa6cc1705db23a36feb11c8c4113 32
>> MR_2891.pdf          01f73c142dae9f9f403bbab543b6aa6f 32
>> duplicate.pdf         01f73c142dae9f9f403bbab543b6aa6f 32
>> MR_2898.pdf          01f73c142dae9f9f403bbab543b6aa6f 32
>> PR_A02.pdf           5552e6587357f9967dc0bc83153cca63 32
>> mr_485_htu_hrt.pdf   116caa6cc1705db23a36feb11c8c4113 32
>> PR_A01.pdf           5552e6587357f9967dc0bc83153cca63 32
>>
>>   
> I think you must have a bug. Finding three MD5 collisions in seven files 
> that are actually different to each other would be a really remarkable 
> result....

depends on where the PDFs came from :-) 
http://www.win.tue.nl/hashclash/Nostradamus/

--matt


-- 
Matthew Boyle, Systems Administrator, CoreFiling Limited
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