Re: Origin (was: Re: XHR LC Draft Feedback)

2008-05-24 Thread Thomas Roessler
not include the path) and could therefore be used for Access Control but also to prevent CSRF. Incidentally, +1 to Origin - for two reasons: (a) it might indeed turn out to be more generally useful (b) it's much less of a mouthful than Access-Control-Origin -- Thomas Roessler, W3C [EMAIL

Re: TLS error handling in XMLHttpRequest

2008-05-16 Thread Thomas Roessler
that a failure of the server identity check (section 3.1 of RFC 2818) MUST cause the client to terminate the connection. (RFC 2818 gives a choice of either giving the user a choice or terminating the connection.) -- Thomas Roessler, W3C [EMAIL PROTECTED]

TLS error handling in XMLHttpRequest

2008-05-13 Thread Thomas Roessler
for the user interaction. To the best of our knowledge, most browser prompt the user, and throw an exception if the user cancels the connection. (ACTION-444 in Web Security Context.) Regards, -- Thomas Roessler, W3C [EMAIL PROTECTED]

Re: What is Microsoft's intent with XDR vis-à-vis W3C? [Was: Re: IE Team's Proposal for Cross Site Requests]

2008-04-14 Thread Thomas Roessler
to manipulate the data, even though the user is allowed to see the data. See this message: http://lists.w3.org/Archives/Public/public-appformats/2008Jan/0290.html ... for a more detailed discussion of that topic, and some links. Regards, -- Thomas Roessler, W3C [EMAIL PROTECTED]

XDR *API* Security Impact

2008-04-14 Thread Thomas Roessler
of the three APIs, because it has a straight-forward programming model. Incidentally, the same considerations apply to postMessage; see: http://lists.w3.org/Archives/Public/public-html-comments/2008Apr/.html Regards, -- Thomas Roessler, W3C [EMAIL PROTECTED]

Re: XDR *API* Security Impact

2008-04-14 Thread Thomas Roessler
think that new cross-origin APIs that just return a string (but are clearly intended for structured data) should be standardized (or shipped) given the experience that's available. Regards, -- Thomas Roessler, W3C [EMAIL PROTECTED]

Re: IE Team's Proposal for Cross Site Requests

2008-03-17 Thread Thomas Roessler
and possibilities for insecurities down the road. I'd rather we deal with the added attack surface due to being able to POST properly labelled XML content than introducing another divergence into how HTTP headers are interpreted by Web applications. -- Thomas Roessler, W3C [EMAIL PROTECTED]