On Tue, Mar 05, 2024 at 11:50:36AM +0100, Daniel Gustafsson wrote:
>> On 4 Mar 2024, at 23:49, Nathan Bossart <nathandboss...@gmail.com> wrote:
>> * Should this be a "Warning" and/or moved to the top of the page?  This
>>  seems like a relatively important notice that folks should see when
>>  beginning to use pgcrypto.
> 
> Good question.  If we do we'd probably need to move other equally important
> bits of information from "Security Limitations" as well so perhaps it's best 
> to
> keep it as is for now, or putting it under Notes.

Fair point.

>> * Should we actually document the exact list of algorithms along with
>>  detailed reasons?  This list seems prone to becoming outdated.
> 
> If we don't detail the list then I think that it's not worth doing, doing the
> research isn't entirely trivial as one might not even know where to look or
> what to look for.
> 
> I don't think this list will move faster than we can keep up with it,
> especially since it's more or less listing everything that pgcrypto supports 
> at
> this point.

Also fair.  Would updates to this list be back-patched?

> Looking at this some more I propose that we also remove the table of hash
> benchmarks, as it's widely misleading.  Modern hardware can generate far more
> than what we list here, and it gives the impression that these algorithms can
> only be broken with brute force which is untrue.  The table was first 
> published
> in 2008 and hasn't been updated since.

It looks like it was updated in 2013 [0] (commit d6464fd).  If there are
still objections to removing it, I think it should at least be given its
decennial update.

[0] 
https://postgr.es/m/CAPVvHdPj5rmf294FbWi2TuEy%3DhSxZMNjTURESaM5zY8P_wCJMg%40mail.gmail.com

-- 
Nathan Bossart
Amazon Web Services: https://aws.amazon.com


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