Hi Stas,

On Wed, May 11, 2016 at 7:58 AM, Stanislav Malyshev <smalys...@gmail.com> wrote:
>>> Add where? And where that value would come from? RFC says nothing about
>>> that.
>>
>> As usual. Query parameter when GET is used. Additional input when POST
>> is used. All users have to do is adding CSRF token to JS program.
>
> GET and POST aren't the only HTTP methods. And where JS program would
> get the correct token from? As far as I can see, there's no function in
> the RFC that produces it.

JS code that does not have pages at all may obtain CSRF token manually.

get_csrf_token.php
<?php
session_start(['csrf_protection'=>SESSION_CSRF_GET]);
echo json_encode(['SESSCSRF'=>SESSCSRF]);
?>

then JS apps may use the token. Users must be careful for CSRF token TTL.

Regards,

--
Yasuo Ohgaki
yohg...@ohgaki.net

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