[guardian-dev] Pixelknot v0.3-rc1

Bernard Tyers - ei8fdb ei8fdb at ei8fdb.org
Wed Apr 24 11:00:39 EDT 2013


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Abel,

If you could I'd appreciate it. That'll answer why the rc-1 version is crashing on my Intel processor UE.

thanks,
Bernard


On 24 Apr 2013, at 15:36, Mark Belinsky wrote:

> That seems like a pretty solid feature to have in the whole suite
> 
> 
> --
> @mbelinsky | guardianproject.info | phone: +1-347-466-9327 | ostel: 1003 | pgp: 0xEFBFA7278D8EFFDA
> 
> 
> On Wed, Apr 24, 2013 at 10:15 AM, Abel Luck <abel at guardianproject.info> wrote:
> Ah, good to know.
> 
> Shall I push a little patch to PK that adds a log sharing option?
> Jenkins would create a new test build right away.
> 
> ~abel
> 
> Nathan of Guardian:
> > Alogcat no longer works for newer versions of Android that require new permissions or root for log access.
> >
> > Abel Luck <abel at guardianproject.info> wrote:
> >
> >> Bernard,
> >>
> >> If you install the app aLogcat [1], then after PK crashes you can open
> >> it up and send us the log file.
> >>
> >> ~abel
> >>
> >>
> >>
> >> [1]:
> >> https://play.google.com/store/apps/details?id=org.jtb.alogcat&hl=en
> >>
> >> Bernard Tyers - ei8fdb:
> >>> Hi Harlo,
> >>>
> >>> I'll try and find log files, but I am not sure what extent Android on
> >> these devices log app crashes..
> >>>
> >>> I can certainly find logs for the issue where the steg'ed filesize is
> >> 0 B when its e-mailed as Kaiten creates a debug log.
> >>>
> >>> On 22 Apr 2013, at 23:48, Harlo Holmes wrote:
> >>>
> >>>> I suspect it has to do with the architecture, but I would be very
> >> curious to see your logs.  I don't have any devices like yours to test
> >> on right now, sadly.  Do you have the capability to do log your output
> >> and send it to us in a text file or post it somewhere on pastebin?
> >>>
> >>>> Thanks,
> >>>> Harlo
> >>>
> >>>> ++++++++++++++++++++++++++
> >>>> Research Fellow, Head of Metadata
> >>>> The Guardian Project
> >>>
> >>>> pgp: 0xA4469630
> >>>> twitter: @harlo
> >>>
> >>>
> >>>> On Mon, Apr 22, 2013 at 4:54 AM, Bernard Tyers - ei8fdb
> >> <ei8fdb at ei8fdb.org> wrote:
> >>>> -----BEGIN PGP SIGNED MESSAGE-----
> >>>> Hash: SHA1
> >>>
> >>>> Hi Harlo,
> >>>
> >>>> Thanks for the link, I've downloaded and installed v 0.3-RC1.
> >>>
> >>>> This time PK crashes, once it starts the steg process. It happens in
> >> all cases (1. take photo, 2. enter message, if I do 3. enter secret or
> >> not, then 4. start the steg process).
> >>>
> >>>> I have uninstalled, reinstalled, and no difference. Is there any
> >> logfile created so I can try and find out more?
> >>>
> >>>> When I get some time this evening, I can make a short video.
> >>>
> >>>> In the meantime, to cover the observations from yesterday:
> >>>
> >>>> TASK 1:
> >>>> Issue 1: Cannot get to this step to check as PK crashes.
> >>>> Issue 2: Cannot get to this step to check as PK crashes.
> >>>
> >>>> TASK 2:
> >>>> Issue 3: Still present
> >>>> Issue 4: Still present.
> >>>> Issue 5: Cannot get to this step to check as PK crashes.
> >>>
> >>>> The Razr i UE has an Intel Atom CPU (Android 4.1.2. Android was
> >> ported by the nice people in Intel :) ), and from experience some
> >> applications are not compiled for it, BBC iplayer and Firefox from
> >> memory.
> >>>
> >>>> I guess if PK installs, and *used* to run (partly) this couldn't be
> >> the issue...?
> >>>
> >>>> Hope this helps.
> >>>
> >>>> thanks,
> >>>> Bernard
> >>>
> >>>
> >>>
> >>>> On 21 Apr 2013, at 14:13, Bernard Tyers - ei8fdb wrote:
> >>>
> >>>>> -----BEGIN PGP SIGNED MESSAGE-----
> >>>>> Hash: SHA1
> >>>>>
> >>>>> Hello all,
> >>>>>
> >>>>> Apologies it's taken me so long to get this finished but I've been
> >> busy with less interesting things.
> >>>>>
> >>>>> This walkthrough has been done with Pixelknot (0.3) on a Motorola
> >> Razr i (unrooted) device running Android 4.1.2.
> >>>>>
> >>>>> I've used two tasks which I think would reflect "normal" usage of
> >> an app like this:
> >>>>>
> >>>>> TASK 1: Embed message in preselected picture, use a password and
> >> then send it via Dropbox.
> >>>>> TASK 2: Embed message in preselected picture, use no password and
> >> send it via e-mail.
> >>>>>
> >>>>> I may have made some assumptions here that may be incorrect.
> >>>>>
> >>>>> Some of the 5 issues I found may be bugs like I mentioned. if so, I
> >> am happy to file them if needed. For the other issues, I've given some
> >> possible solutions.
> >>>>>
> >>>>> Firstly, I'd suggest you have a look at the video here:
> >> https://vimeo.com/64487693  and then take a look at the issues below.
> >> It'll make more sense.
> >>>>>
> >>>>> (Sorry for the continuous auto-focus on the camera, but the light
> >> was terrible!)
> >>>>>
> >>>>> ====================
> >>>>>
> >>>>> TASK 1: Embed message in preselected picture, use a password and
> >> then send it via Dropbox.
> >>>>>
> >>>>> 1. At min 1:38: The user is offered two "trusted apps" to share the
> >> image with.
> >>>>>
> >>>>> Was there a decision to use just these two? If the user doesn't
> >> want to use Bluetooth or Dropbox, it is not clear how to share them
> >> with other tools. The arrow in the top right hand-side is the only way
> >> to find the other apps you can use.
> >>>>>
> >>>>> SOLUTION: Display applications most used to share on that "Share
> >> with..." screen. Or possibly display more options eg e-mail, SMS.
> >>>>>
> >>>>>
> >>>>> 2. At min 1:59: The user is notified that the upload to Dropbox has
> >> failed.
> >>>>>
> >>>>> I don't know how the file which has been steg'ed is handled. The
> >> error message from Dropbox (seen at 2:06) says "We couldn't upload
> >> '136653636941_embed.jpg'. It may have been moved, deleted, os is
> >> located on an SD card that is currently unavailable."
> >>>>>
> >>>>> SOLUTION: If this is a bug, then I am happy to get it logged
> >> properly. Maybe it's a bug just with Motorola Razr i phones?
> >>>>>
> >>>>> ====================
> >>>>>
> >>>>> TASK 2: Embed message in preselected picture, use no password and
> >> send it via e-mail.
> >>>>>
> >>>>> 3. At min 2:29: The user is able to advance passed message entry
> >> window, but is required to enter message.
> >>>>>
> >>>>> Is the message optional? If not, then the user should not be able
> >> to advance without entering message. It is really good that you guys
> >> have caught the possibility of them not entering a message by giving
> >> them the warning ("Oh no, it looks like you haven't entered a secret
> >> message yet. Please enter one.") but it would be even better if they
> >> didn't see that warning.
> >>>>>
> >>>>> SOLUTION: Give clear indication that the message not optional,
> >> therefore removing the necessity of the "Oh no..." warning.
> >>>>>
> >>>>>
> >>>>> 4. At min 2:59: How does the user advance to the next screen?
> >>>>>
> >>>>> When the user has entered the secret message, they are given no
> >> clear way to advance to the next screen. On inspection there are two
> >> options:
> >>>>>
> >>>>> 1. navigation dots.
> >>>>> 2. The password entry field icon.
> >>>>>
> >>>>> Since both bring the user to the same place, it might be a good
> >> idea to remove one of them? Is there a recommended next step? Ie. do
> >> you want the user to enter password for the image?
> >>>>>
> >>>>> SOLUTION: If the password entry field icon was removed, and the
> >> user swiped R-to-L they would be prompted with the:
> >>>>>
> >>>>> "Wait! You haven't set a password for your image. Are you sure you
> >> want to continue?. No set my password OR Yes, continue." message.
> >>>>>
> >>>>> At this point, they would either continue, or enter the password.
> >>>>>
> >>>>>
> >>>>> 5. At min 4:35: The file has been attached and sent by e-mail
> >> successfully, however the file size is 0 B.
> >>>>>
> >>>>> I guess this is a bug?
> >>>>>
> >>>>> SOLUTION: If this is a bug, then I am happy to get it logged
> >> properly. Maybe it's a bug just with Motorola Razr i phones?
> >>>>>
> >>>>> ====================
> >>>>>
> >>>>> I hope they are of help. I'm looking forward to seeing the next
> >> version.
> >>>>>
> >>>>> regards,
> >>>>> Bernard
> >>>>>
> >>>>>
> >>>>>
> >>>>> On 10 Apr 2013, at 00:29, Mark Belinsky wrote:
> >>>>>
> >>>>>> Thanks so much for the feedback Bernard! The best UI of a security
> >> app is quite the compliment!
> >>>>>>
> >>>>>> Do send comments. We're tweaking and strengthening the app now, so
> >> they'd be helpful. There are known issues with the galaxy s3 and we're
> >> trying to test for bugs across a wide range of models.
> >>>>>> ~Sent from my mobile. Please excuse any typos or terseness.
> >>>>>>
> >>>>>
> >>>>>
> >>>>> - --------------------------------------
> >>>>> Bernard / blueboxthief@#guardianproject
> >>>>>
> >>>>> IO91XM / www.ei8fdb.org
> >>>>>
> >>
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> >>>
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- --------------------------------------
Bernard / bluboxthief / ei8fdb

IO91XM / www.ei8fdb.org

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