[sugar] Invitation to connect on LinkedIn

2013-05-06 Thread Luke Faraone
LinkedIn




I'd like to add you to my professional network on LinkedIn.

- Luke

Luke Faraone
Software Engineer at Humbug, Inc.
Greater Boston Area

Confirm that you know Luke Faraone:
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Re: [sugar] Unable to exit Etoys.

2013-02-13 Thread Luke Faraone
Hi Rafael,
On 13 February 2013 11:14, Rafael Ortiz raf...@activitycentral.com wrote:

 We are having an error while trying to exit etoys


This mailing list is no longer actively used; you want to email
sugar-de...@lists.sugarlabs.org instead.

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Re: [sugar] XO identity shared via Browse

2008-12-19 Thread Luke Faraone
Ever seen those popups that try to look like windows dialogs to get  
you to install spyware? The same can be done here, and sugar doesn't  
help by naming browse's spawned windows as rainbow-daemon...

The point is moot, however, because the user is simply giving his  
authorization (not a password), and the jabber authentication messages  
have to originate from the actual XO. (or machine with that JID).

-lf

On Dec 4, 2008, at 10:59, Sebastian Silva  
sebast...@fuentelibre.org wrote:
 Second, and more importantly, if we do this right, his description of
 the problem does not bite us because a child is already logged in by
 the time he goes outside to the wild phishing monster filled world.
 If the fake OpenID sends you to a fake user/pass page (weren't we
 discussing passwordless?) - it should be suspicious since he'll know
 he's already logged in.

 Also, more importantly, if the login confirmation is done via the GUI
 (and not a website), then the problem is gone (how can you fake a
 sugar dialog from a website?).

-LF
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Re: [sugar] XO identity shared via Browse

2008-12-04 Thread Luke Faraone
On Thu, Dec 4, 2008 at 07:18, Martin Langhoff [EMAIL PROTECTED]wrote:

 Moodle is PHP and there are PHP libs and I
 suspect there may be sample implementations.


The standard PHP-OpenID library is at http://openidenabled.com/php-openid/

An example of OpenID implemented in another PHP application (MediaWiki) is
at http://www.mediawiki.org/wiki/Extension:OpenID

More examples are detailed at http://wiki.openid.net/Website_Software

-lf
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Re: [sugar] XO identity shared via Browse

2008-12-04 Thread Luke Faraone
Oops, sent from the wroong address:
On Dec 4, 2008, at 11:39, Luke Faraone [EMAIL PROTECTED] wrote:

 Ever seen those popups that try to look like windows dialogs to get  
 you to install spyware? The same can be done here, and sugar doesn't  
 help by naming browse's spawned windows as rainbow-daemon...

 The point is moot, however, because the user is simply giving his  
 authorization (not a password), and the jabber authentication  
 messages have to originate from the actual XO. (or machine with that  
 JID).

 -lf

 On Dec 4, 2008, at 10:59, Sebastian Silva  
 [EMAIL PROTECTED] wrote:
 Second, and more importantly, if we do this right, his description of
 the problem does not bite us because a child is already logged in by
 the time he goes outside to the wild phishing monster filled world.
 If the fake OpenID sends you to a fake user/pass page (weren't we
 discussing passwordless?) - it should be suspicious since he'll know
 he's already logged in.

 Also, more importantly, if the login confirmation is done via the GUI
 (and not a website), then the problem is gone (how can you fake a
 sugar dialog from a website?).
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Re: [sugar] XO identity shared via Browse

2008-12-04 Thread Luke Faraone
On Thu, Dec 4, 2008 at 19:17, Greg Smith [EMAIL PROTECTED] wrote:

 I'm copying in Devel and will drop the sugar list on further replies
 (hope that's the right netiquette in this case...).

(note: I'm not on devel, so please keep me CC'd)


   security)   who are the principals?
 what are their goals?
 what attacks concern us?

 GS - In general I don't want any other devices to be able to appear to
 be the XO. We can assume that the XS - XO is a secure network not
 visible to the outside workd (whether that is true in practice is
 another story). So I moved the encryption and stringent security
 requirements to the optional case where the XO is talking to a non-XS
 server.


I'd rather not make that assumption. Some schools may not have a _local_
school server (even dispite our best wishes) or a student may want to access
the server from a non-local connection. The XS, IMHO, should support the
road warrior use case (at least for post-registration)


-lf
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Re: [sugar] XO identity shared via Browse

2008-12-02 Thread Luke Faraone
On Tue, Dec 2, 2008 at 16:32, Yamandu Ploskonka [EMAIL PROTECTED]wrote:

 Also, re:spoofing, there would need to be an update of the data being
 sent, maybe changes with the clock, daily? Don't know how to keep the
 algorythm secure and still have this Open.


That is mistake #1: Secret algorithms are _less_ secure than open ones,  as
secret ones have a smaller group of testers. There's a reason why
_everybody_ uses AES, Blowfish, and the lot; it's because they've been
publicly tested and held up to it.

OpenID, specifically, would be hard to implement in the current version of
the spec, as our devices FQDNs will be changing often. Locally, it might
work, but remote identification is a problem.

A tried-and-true way to go about this would be using Client Side
Certificates, which has found to work under browse. In addition, the user
data can be encrypted using GPG prior to transmission/storage, and if you
want escrow of data you can encrypt it for two keys.

-lf
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Re: [sugar] XO identity shared via Browse

2008-12-02 Thread Luke Faraone
On Tue, Dec 2, 2008 at 17:07, Sebastian Silva [EMAIL PROTECTED]wrote:

  OpenID, specifically, would be hard to implement in the current version
 of
  the spec, as our devices FQDNs will be changing often. Locally, it might
  work, but remote identification is a problem.

 Actually, my regular laptop's FQDN changes all the time and I have no
 problem remembering my OpenID ? Perhaps my browser can help me with
 this?


That's a different model. We want the openID _provider_ to be either on the
laptop itself or on the school server. Since the _server_ has a changing
FQDN, this becomes harder. The solution would be to propose a change to the
protocol or register the school servers domains (or subs) with a Dynamic DNS
provider.

-lf
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Re: [sugar] XO identity shared via Browse

2008-12-02 Thread Luke Faraone
On Tue, Dec 2, 2008 at 17:29, Benjamin M. Schwartz [EMAIL PROTECTED]
 wrote:

 You misunderstand our purpose.  The immediate technical goal is to
 authenticate that a given connection goes to a particular XO.  The machine
 itself then becomes the identifying token used to authenticate the
 identity of the user.


Unfortunately that will only work for web applications which are
sugar-aware; the plus of openID is it's one standard, and everyone (soon)
will support it.

-lf
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Re: [sugar] XO identity shared via Browse

2008-12-02 Thread Luke Faraone
On Tue, Dec 2, 2008 at 17:42, Martin Langhoff [EMAIL PROTECTED]wrote:

 If we could switch to https easily, we could skip all this song and
 dance and just use client certs.


Why can't we, exactly? More and more non-standardness is _bad_ for security.


-lf
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Re: [sugar] XO identity shared via Browse

2008-12-02 Thread Luke Faraone
On Tue, Dec 2, 2008 at 18:35, Sebastian Silva [EMAIL PROTECTED]wrote:

 3.- The laptop confirms the user is requesting from it.


This is somewhat of a problem: how can we do this without giving the user
too many did you really mean this prompts?

-lf
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Re: [sugar] XO identity shared via Browse

2008-12-02 Thread Luke Faraone
On Tue, Dec 2, 2008 at 19:32, Sebastian Silva [EMAIL PROTECTED]wrote:

 Well initially, it was stated the problem was only to identify the
 laptop, not the user, right?
 (the ssh way)
 That is, user=laptop is assumed so no need to even bug the user.
 I'm not liking it much because it would me another kid could take your
 laptop and log into all your stuff (which is true whichever way we
 implement it, its the problem with user=laptop).


Otherwise, how can be be sure that _any_ human _physically_present_ at the
laptop authorized the request, and not a remote user? If we just have the
laptop accept all...

-lf
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Re: [sugar] XO identity shared via Browse

2008-12-02 Thread Luke Faraone
On Tue, Dec 2, 2008 at 20:28, Sebastian Silva [EMAIL PROTECTED]wrote:

 (except I just realized another kid can still see all your stuff by
 using your laptop)


That's always the case with the XO's security model; they can view your
journal, access your keys, etc.

-lf
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Re: [sugar] Sugar on Ubuntu Intrepid broken

2008-11-27 Thread Luke Faraone
On Thu, Nov 27, 2008 at 13:52, Edward Cherlin [EMAIL PROTECTED] wrote:

 On Thu, Nov 27, 2008 at 7:45 AM, Erik Blankinship [EMAIL PROTECTED]
 wrote:
  Perhaps address how Activity authors might need to handle / work
  around the different distro specifics on one page, unless the goal is
  to have different activity releases per distro.

 We think that most of the distro specifics are packaging problems,
 specifically missing or incorrect dependencies. So they should be
 reported to the distro concerned, except when, on investigation, some
 deeper error surfaces. In this case, we have at least two dependency
 problems.

 o sugar.py or something like that didn't get installed


Sugar-on-ubuntu (fresh intrepid install) works for Morgan and myself, as
well as various other testers, so the problem is most likely one of local
configuration.

Please try the following:
# sudo apt-get purge sugar sugar-\*
# sudo apt-get install sugar sugar-activities sugar-emulator

o sugar-datastore should have been removed automatically, and
 python-olpc-datastore installed.


You've worked around that one, and it's been reported.

-lf
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Re: [sugar] Sugar on Ubuntu Intrepid broken

2008-11-26 Thread Luke Faraone
On Wed, Nov 26, 2008 at 17:07, Edward Cherlin [EMAIL PROTECTED] wrote:

 [EMAIL PROTECTED]:~$ sugar-emulator
 Traceback (most recent call last):
  File /usr/bin/sugar-emulator, line 22, in module
from emulator import main
  File /usr/share/sugar/shell/emulator.py, line 31, in module
from sugar import env
 ImportError: No module named sugar


Edward, this is not a Sugar problem, please ask about it on the sugar-ubuntu
mailing list.

In any case, how did you install sugar, exactly? It works fine for me on a
fresh intrepid install.

Please provide more details.

-lf
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Re: [sugar] [IAEP] list of complaints from sugarcamp community building talk

2008-11-25 Thread Luke Faraone
On Tue, Nov 25, 2008 at 08:48, Simon Schampijer [EMAIL PROTECTED] wrote:

 Carol Farlow Lerche wrote:
  Please DON'T introduce more sugarisms like BEET, especially for
 novices.
  How are they supposed to know what to put as a tag, even if the tag makes
  sense?
 

 They read it when they subscribe to the mailing list - and find it on
 the wiki pages for example 'Getting involved'. I don't mean to beet
 someone when he does not use the tag - but I don't want to create
 another list neither.


This still raises the bar for asking a question, which is the opposite of
what we are trying to accomplish.

-lf
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Re: [sugar] Sugar unusable as an e-book reader

2008-11-20 Thread Luke Faraone
On Thu, Nov 20, 2008 at 18:24, Greg Smith [EMAIL PROTECTED] wrote:

 Any opinions? Is it fatally broken or does it just needs some tweaking
 to make it more usable?


I use my XO to read books all the time, I just don't use sugar...

In my experience, the best format to use is plain old UTF-8 text and vim.

The current major blockers for me with using... say... Browse as a
HTML-ebook-reader is the ease of access to the end button when in book
mode; one false press and you've skipped to the end of a document, not to
mention the fact that you cannot save your place. Other than that, it works
well for simple (non-AJAXY) books.

And PDF rendering, on 8.2.0 at least, is too slow in my opinion for
book-reading.

-lf
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Re: [sugar] Sugar on Edubuntu

2008-11-05 Thread Luke Faraone
On Wed, Nov 5, 2008 at 20:18, David Van Assche [EMAIL PROTECTED] wrote:

 The problem here is that edubuntu and its packages are in Ubuntu Main,
 and for sugar to be in there, there must be no non-free software in
 it, and squeak is not totally free. Apple fonts not being modifiable,
 iirc. Its pretty much the same policy as debian.


This does not seem to be the case, according to
http://www.ubuntu.com/community/ubuntustory/components :

The licences for software applications in main must be free, but main may
also may contain binary firmware and selected fonts that cannot be modified
without permission from their authors. In all cases redistribution is
unencumbered.

-lf
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Re: [sugar] USB Based Community Access - What could work technically?

2008-10-30 Thread Luke Faraone
On Thu, Oct 30, 2008 at 20:05, David Farning [EMAIL PROTECTED] wrote:



 On Thu, Oct 30, 2008 at 6:03 PM, Caroline Meeks 
 [EMAIL PROTECTED] wrote:



 On Thu, Oct 30, 2008 at 6:42 PM, David Farning [EMAIL PROTECTED]wrote:

 *Clinic next door to a School* - A health clinic located right next door
 Sasha's school has a close partnership with the school. Many students are
 scene there so they decided to add a donated computer to their waiting room
 just for kids to use Sugar. This computer still has its hard-drive, but its
 dedicated for Sugar. Some of the basic sugar files are located on the hard
 drive and it is set up to allow students to log out rather then shutting
 down and restarting between each student.

 This is an very interesting idea. A hybrid harddrive usb solutions.  From
 a technology perspective it would not be that hard to implement.  When the
 computer boots from the hard drive it waits at a login prompt for the user
 to either login or insert a USB with the users /home directory.  The current
 generation of linux distribution has excellent support for DBUS to
 communicate the status of hot swapped devices such as USBs.


Great idea. We can also make the USB stick (assuming it has enough storage)
bootable, allowing for use wherever.


 *The Zoo*: 

 This seems very similar to the clinic.


 Interestingly when I discussed this with Marco the Zoo is hard use case.
 Everywhere else we can assume the kids are all attending the same school
 district, thus we can assume they are all running the same version of
 Sugar.  For the Zoo we might have kids from different towns all coming with
 Sugar USBs but different versions.  This might be harder to support.


Well, assuming that the host has a few gigs of harddrive space, we can
suggest that the Zoo keeps muliple sugar versions (say... a copy of each one
that was backwards/forwards incompatable, a list we'd provide).

-lf
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Re: [sugar] 9.1 Proposal: Files

2008-10-29 Thread Luke Faraone
On Wed, Oct 29, 2008 at 20:50, Bill Bogstad [EMAIL PROTECTED] wrote:

  the fact that they will quickly disappear off the screen, and may be
  auto-deleted by the system greatly limits their value.

 Only if they don't get used.  In which case, those entries should
 scroll off the bottom and get auto-deleted. The same way that email
 client users usually delete the 'welcome to the system' email that
 many systems generate.  Once a user learns the basics of the
 activities, they will spend less and less time consulting the manual
 and the screen real-estate it takes up in the Journal is better suited
 for other things.


Until they need to consult their manual, which sugar decided they didn't
need and expunged.

-lf
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Re: [sugar] [Server-devel] 9.1 Proposal: Printing support

2008-10-22 Thread Luke Faraone
On Wed, Oct 22, 2008 at 08:36, Walter Bender [EMAIL PROTECTED]wrote:

 Personally, I am on Yama's side on this one, if only for environmental
 reasons. (Although it would be great if someone could design a
 solar-powered printer where the toner was simply locally ground-up
 charcoal.) But a technical solution whereby some enterprising
 Bolivia--the next Marcelo Claure--can set up their own Kinko's-like
 service would be perhaps a nice compromise. Marvin Minsky once said:
 Some day paper will be a luxury item for the rich. But in the
 meantime, let's enable local entrepreneurship.


Not to mention, sugar should also target more developed nations, and one of
the questions I _always_ get from teachers at talks I give is Can I
print?.

-lf
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[sugar] Feature freeze for 0.84

2008-10-17 Thread Luke Faraone
Hey all,

I've been working on packaging Sugar for Ubuntu, and have looked forward to
what will be Sugar (and Ubuntu )'s next release cycle.

Per http://sugarlabs.org/go/ReleaseTeam/Roadmap , it seems that the first
release candidate of Sugar will be out on Feb. 13th. Afterward, I take it
there will only be bugfixes until the final?

This is important from a packaging point of view, because Ubuntu's roadmap
is very closely aligned with Sugar's, our feature freeze (after which
non-bugfixes will require an exception, which takes a while to apply for)
will be around the 18th of February.


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Re: [sugar] (very) Little Proposals for 9.1

2008-10-14 Thread Luke Faraone
On Tue, Oct 14, 2008 at 08:32, Walter Bender [EMAIL PROTECTED]wrote:

 For non-XO Sugar, it would be nice to be able to log out as oppose to
 shutdown. (Yes, you can always ctrl-alt-delete, but that is not
 exactly friendly.


Yeah, I agree.
I filed http://dev.laptop.org/ticket/8815 a few days ago on that.

-lf
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Re: [sugar] [Cross Posted] High res screenshots of Sugar

2008-10-10 Thread Luke Faraone
To take a screenshot in sugar, press Alt+1. It will be saved to the journal.

That's the highest resolution they will get on the XO, otherwise they
can use sugar-emulator and crop it themselves.

-lf

On Fri, Oct 10, 2008 at 11:11, Sayamindu Dasgupta [EMAIL PROTECTED] wrote:
 Hello,
 The Turkish team is trying print sugar manuals and they need high res
 (300 dpi ??) screenshots of sugar for that. Any idea on how to do that
 ?
 Thanks,
 Sayamindu


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Re: [sugar] frame gets in the way when alt-tabbing

2008-09-22 Thread Luke Faraone
On Mon, Sep 22, 2008 at 16:58, Mikus Grinbergs [EMAIL PROTECTED] wrote:

 [Since there is a key dedicated
 to bringing up Journal when needed, I sometimes patch homemodel.py
 to not even show Journal during alt-tabbing.]


I was thinking about posting this even before I finished reading this.

+1 on both hide-the-frame and dont-alt-tab-to-journal.

-LF
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Re: [sugar] which fedora for sugar?

2008-09-20 Thread Luke Faraone
On Sat, Sep 20, 2008 at 19:10, Erik Blankinship [EMAIL PROTECTED] wrote:

 I recently reformatted my drive.

 What is the suggested fedora system for sugar development?


Fedora 9, that's what we're running on the XO (AFAICT)

-LF
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