[liberationtech] Hacktivism PDF's

[Griffin Boyce]

  This is also used to share (usually .jar) files on 4chan and other
imageboards.  It's highly insecure of course, but an option if you're
restricted by filetype for some reason.

~Griffin

On Wed, Aug 8, 2012 at 9:11 AM, dan jones <hack at riseup.net> wrote:

> On 08/08/12 23:07, David Majlak wrote:
> >
> > I'd just like to add one cool thing they show you how to do in the
> > pack: Apparently al-qaeda was transmitting files via jpeg. You can zip
> > or rar a file, and combine them in the CMD prompt, and when you open
> > it, only the picture will open until you either separate the two, also
> > at the command prompt, or rename the file to .zip or .rar. Very cool.
> This is trivial to detect and retrieve the data if you have a copy of
> the original picture, which is likely if it is a picture already on the
> web. Don't use this for any sort of security.


-- 
"I believe that usability is a security concern; systems that do
not pay close attention to the human interaction factors involved
risk failing to provide security by failing to attract users."
~Len Sassaman

PGP Key etc: https://www.noisebridge.net/wiki/User:Fontaine
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