An open discussion list for topics related to the eduGAIN interfederation service.

[Davide Vaghetti <davide.vaghetti AT garr.it>]

Hi Guy,

On 14/03/20 15:34, Guy Halse wrote:
> Hi
>
> On 2020/03/13 18:34, Nicholas Roy wrote:
> > Yet another reason for an eduGAIN / REFEDS-level logo standard.
> >
> > PNGs of 400x400px max 40KB
> > SVGs preferred, again max 40KB
>
> So what's just come out of an off-list discussion is the importance of 
> making sure we have a common definition of how we measure size.
>
> SAFIRE looks at the size of the logo when we cache it; UKFed looks at 
> the size of the fully-encoded data: URL. While we were both applying a 
> nominal "50KiB" cut off, the same 45464 byte unencoded logo was below my 
> 50KiB threshold and the resulting 60642 byte encoded version was above 
> theirs.

Good point. IMO from a policy point of view it is more simple to 
consider the size of files instead of the size of the encoded logos in 
the metadata. It will also be more straightforward to follow the 
recommendation for IdP and SP admins.

Cheers,
Davide

> - Guy
> --
>         Guy Halse
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>
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Davide Vaghetti
Consortium GARR
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