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[bioontology-support] crossdomain.xml file?

Paul R Alexander palexander at
Tue May 19 12:48:09 PDT 2015


We've gone ahead and added a crossdomain.xml to support Flash/Flex cross-domain requests. Please let us know if you have any issues using it.


> On May 19, 2015, at 9:12 AM, Gully Burns <gullyburns at> wrote:
> Dear sir,
> I'm an academic bioinformatics researcher at ISI and I'm updating a web application that I'd like to be able to query the bioportal API. The trouble is that the system is not permitted to call your services if you haven't explicitly added a 'crossdomain.xml' file at the root of the service call. 
> I'm sorry to make this request, but there doesn't seem to be any way for me to accomplish this without using a pretty clunky workaround. This is a product of Adobe's Flex/Flash programming and isn't something I'm intending to use in the future, but my systems currently rely on this. Could you possibly add a crossdomain.xml file to your web stack?
> An example of a very permissive policy file would be something like this:
> <?xml version="1.0"?>
> <!DOCTYPE cross-domain-policy SYSTEM " <>">
> <cross-domain-policy>
>     <site-control permitted-cross-domain-policies="all"/>
>     <allow-access-from domain="*" secure="false"/>
>     <allow-http-request-headers-from domain="*" headers="*" secure="false"/>
> </cross-domain-policy>
> Documentation for this whole process are published here:
> <>
> The tool that I am developing is called 'BioScholar' and is described in detail here: 
> <>
> Thank you in advance for your help. Once again, I'm sorry for putting the burden of this onto you.
> Best
> Gully Burns
> Project Leader, ISI
> _______________________________________________
> bioontology-support mailing list
> bioontology-support at

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