[tor-talk] Base64 Encoded Images: How to block them?

Julian Yon julian at yon.org.uk
Thu Nov 15 14:43:06 UTC 2012


On Thu, 15 Nov 2012 03:57:37 -0000
ratlimo at tormail.org wrote:

> data:image/jpeg;base64,/
> 
> How can I disable the loading of these images when I have image
> loading disabled?

These resources are encoded inline in the HTML of the web page. They're
not loaded separately. Therefore there's nothing to block. Images from
data: URIs are no more use for tracking or uncloaking you than the text
on the page.

> Can malware be injected into the browser with this tactic?

I'm not sure. Probably in some browsers, yes.

-- 
3072D/F3A66B3A Julian Yon (2012 General Use) <pgp.2012 at jry.me>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 230 bytes
Desc: not available
URL: <http://lists.torproject.org/pipermail/tor-talk/attachments/20121115/5a6e5d55/attachment.pgp>


More information about the tor-talk mailing list