[Beowulf] OT: public random numbers?
diep at xs4all.nl
Wed Aug 24 21:30:39 EDT 2011
In a world where you don't trust others, using MD5 is out of the
question. It's not safe. It's possible to fake a MD5 sum
by modifying the number to whatever you wish (if it is enough random
data) and then add something, with just a small correction
to the data to again get the md5sum that was posted on the website.
On Aug 12, 2011, at 5:21 PM, David Mathog wrote:
> Robert G. Brown wrote:
>> Everybody must be able to obtain it
>>> freely from a web connection.
> Nice site. They have something that is very close, the pregenerated
> random files, from which a small set of digits may be extracted,
> and the
> files themselves have MD5 checksums (but are not signed).
> They also support https. It comes up a little short on criteria 1 (we
> really don't know what is going on behind the scenes) and 6 (it is a
> single site.)
> David Mathog
> mathog at caltech.edu
> Manager, Sequence Analysis Facility, Biology Division, Caltech
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