Re: [Foundation-l] PGP-keysign at the tech/chapter-meeting

2009-04-01 Thread Tim Starling
DaB. wrote:
 Hello all,
 
 I think that when such a number of people come together it would be nice to 
 have a key-signing in Berlin. If you have no idea, what a key-signing is, 
 look 
 at the wikipedia-article [[en:Key_signing_party]].

Private keys can be compromised by anyone with a whim and a few
thousand dollars, either physically by compromise of the device, or
remotely by social engineering or zero-day exploit. Key signing
parties are premised on the idea that private keys are really private.
Since they aren't, the additional security of a real-life meeting is
somewhat farcical.

Maybe in the crypto-anarchist fantasy future, filled with hostile
corporations and goverments, it would make sense. But in the real
world, I think the SSL hierarchy provides a better model. It has a
central authority with some competence in identity verification and
security, which can issue a revocation certificate even if someone
burns your house down. And you can verify the authenticity of a public
key even if you don't have any friends.

My vote is for a Guitar Hero party instead.

-- Tim Starling


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Re: [Foundation-l] PGP-keysign at the tech/chapter-meeting

2009-04-01 Thread Tomasz Ganicz
2009/3/31 DaB. w...@daniel.baur4.info:
 Hello all,

 I think that when such a number of people come together it would be nice to
 have a key-signing in Berlin. If you have no idea, what a key-signing is, look
 at the wikipedia-article [[en:Key_signing_party]].
 If you don't own a pgp-key yet and are an linux-user there are several how-tos
 on the net to get one fast (there are how-tos for windows-users too, but it's
 more complex, but that doesn't need to stop you).

 Because there is no time (and place) for a hash-methode-keysigning (you know,
 all standing in a line for hours ;)), I would organise a
 list-methode-keysigning. That means that you send me

 *Your nick (if you have one)
 *Your realname (optional, but some people don't sign non-realname-keys)
 *Your keynumber
 *Your key-hash
 *Your key (if it is not on normal key-servers)


I think that better idea would be to try to implement RFC:2549
protocol. If successfull we could keep communication between chapters
and developers meetings in case of electricy shortage in Berlin  ;-)


-- 
Tomek Polimerek Ganicz
http://pl.wikimedia.org/wiki/User:Polimerek
http://www.ganicz.pl/poli/
http://www.ptchem.lodz.pl/en/TomaszGanicz.html

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Re: [Foundation-l] PGP-keysign at the tech/chapter-meeting

2009-04-01 Thread Aryeh Gregor
On Wed, Apr 1, 2009 at 8:51 AM, Tim Starling tstarl...@wikimedia.org wrote:
 Private keys can be compromised by anyone with a whim and a few
 thousand dollars, either physically by compromise of the device, or
 remotely by social engineering or zero-day exploit. Key signing
 parties are premised on the idea that private keys are really private.
 Since they aren't, the additional security of a real-life meeting is
 somewhat farcical.

Moreover, what's to stop someone from showing up and claiming to be
you?  How are you going to confirm that -- by their telling you
they're coming and what they look like, over the Internet?  Why don't
they just sign your keys over the Internet and skip the middle-man?

Not to be negative or anything, sorry.  (I'm not even going to be there.)

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[Foundation-l] PGP-keysign at the tech/chapter-meeting

2009-03-31 Thread DaB.
Hello all,

I think that when such a number of people come together it would be nice to 
have a key-signing in Berlin. If you have no idea, what a key-signing is, look 
at the wikipedia-article [[en:Key_signing_party]].
If you don't own a pgp-key yet and are an linux-user there are several how-tos 
on the net to get one fast (there are how-tos for windows-users too, but it's 
more complex, but that doesn't need to stop you).

Because there is no time (and place) for a hash-methode-keysigning (you know, 
all standing in a line for hours ;)), I would organise a 
list-methode-keysigning. That means that you send me

*Your nick (if you have one)
*Your realname (optional, but some people don't sign non-realname-keys)
*Your keynumber
*Your key-hash
*Your key (if it is not on normal key-servers)

to p...@daniel.baur4.info.

I will make a list of that data. Then I (respectively the verein) will print 
out several copies of that list and place them at central places (like the 
reception or the c-base) for hand-out. You can also place sticker on your 
nameplate (to let people easier find you) if you like (I have colorful 
sticker-dots here ;)).

You will take such an list and start looking for other people, that stand on 
the list, check your hash on his/her list and his/her hash on your list and 
mark your name as checked on his/her list and his/her name on your list if 
all is right. Then continue until all entries on your list are checked (or 
the meeting is over).

It would be very nice if many people would participate to increase the level 
of trust (at least the key-trust) between us. 

Follow up to foundation-list.

Sincerly,
DaB.

P.S: Even if you come just to the party on saturday, you can take part!

2.P.S: I organize a key-signing for the first time, so please be patient if I 
did anything wrong.

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