Re: [liberationtech] Asyncronous secure messaging (Email): Why reinvent the wheel?

2013-11-09 Thread M. Fioretti
On Sat, Nov 09, 2013 09:37:27 AM +0100, Fabio Pietrosanti (naif) wrote:

 All initiatiatives are trying to setup some new technological
 infrastructure, some new communication or encryption protocol.
 
 We MUST USE THE INTERNET STANDARDS, with modifications here and there,
 improving them, in order to reach our goal in securing asyncronous
 communications methods commonly referred as Email.
 
 While i appreciate all of those cryptographer trying to do something
 new, i must say that THIS IS THE WRONG WAY!
 

+100 :-) THANKS Fabio!

Agree word by word with the whole message!
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Re: [liberationtech] Asyncronous secure messaging (Email): Why reinvent the wheel?

2013-11-09 Thread d.nix
-BEGIN PGP SIGNED MESSAGE-
Hash: SHA1



Why should I continue to trust the very standards and systems that
were subverted, corrupted, or just plain sold me out for a profit?
Standards and organizations that enshrined  codified confusing,
weakened, and watered down systems and made privacy damn near
impossible. The endless bickering and back room dealings to keep
government contracts, security agency moles and corporate shills fat
and wealthy and all data trackable - THAT IS STILL GOING ON. Just
follow any IETF discussion group. Screw that.

It deserves to die an agonizing and expensive death. Kill the beast.

I love email, and use it daily, yet I would personally plunge the
sword in and gut it myself to make room for something completely new,
away from prying eyes and content/traffic analysis.

I choose to support and reward the innovators and free thinkers that
refuse to color inside the lines. The p2p, decentralized, distributed,
meshnet, anon remailer, onion routing, Tor hidden service, Whonix,
high latency, low traffic correlation, Bitmessage, steganographic
hidden covert channel developers.

Everything else is just kicking the can down the road, and furthermore
is enabling the fascist panopticon surveillance state.

DN

Bitmessage: BM-2DA3ob7GXkVF1yFEnCwSGXtWT3Hqqu1haJ

- --


On 11/9/2013 9:25 AM, Edwin Chu wrote:
 Why is it better to limit our innovation to the existing standards
 when creating the nonexistent secure messaging system? Sometimes we
 could improve security of a system by adding layers to it, like
 HTTPS and ZRTP; sometimes hacking on a legacy protocol isn't good
 enough and we create new things. After all, even we just add a new
 layer to existing standards, we are creating new standards. While
 resemblance to existing protocol may boost software adoption, I
 don't see it is wrong to design a new protocol (having it based on
 existing one or not) and then make it a de facto/official
 standard.
 
 Edwin
 
 
 On Sat, Nov 9, 2013 at 12:56 AM, M. Fioretti
 mfiore...@nexaima.net wrote:
 
 On Sat, Nov 09, 2013 09:37:27 AM +0100, Fabio Pietrosanti (naif)
 wrote:
 
 All initiatiatives are trying to setup some new technological 
 infrastructure, some new communication or encryption protocol.
 
 We MUST USE THE INTERNET STANDARDS, with modifications here and
 there, improving them, in order to reach our goal in securing
 asyncronous communications methods commonly referred as
 Email.
 
 While i appreciate all of those cryptographer trying to do
 something new, i must say that THIS IS THE WRONG WAY!
 
 
 +100 :-) THANKS Fabio!
 
 Agree word by word with the whole message! -- Liberationtech is
 public  archives are searchable on Google. Violations of list
 guidelines will get you moderated: 
 https://mailman.stanford.edu/mailman/listinfo/liberationtech. 
 Unsubscribe, change to digest, or change password by emailing
 moderator at compa...@stanford.edu.
 
 
 
 
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Re: [liberationtech] Asyncronous secure messaging (Email): Why reinvent the wheel?

2013-11-09 Thread Tony Arcieri
On Sat, Nov 9, 2013 at 12:37 AM, Fabio Pietrosanti (naif) 
li...@infosecurity.ch wrote:

 We have a big pile of existing very good and very strong IETF RFC
 standards for email.

 We need to improve the way those are used.

 We have OpenPGP.
 We have MIME.
 We have S/MIME.
 We have TLS.
 We have ZRTP.
 We have SMTP/TLS.


Well, we have a big pile of standards, and yet Johnny Can't Encryptâ„¢:

http://www.gaudior.net/alma/johnny.pdf

Please, think to use that pile of standards and think to approach email
 security by improving those one.


It would be irresponsible not to. There is a fine line to be walked between
improving the user experience and building upon existing work. So far most
attempts I've seen at improving the situation have sacrificed security for
convenience. I don't think this needs to be the case. Perhaps some day I'll
release some software which provides both. Working on it ;)

--
Tony Arcieri
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Re: [liberationtech] Asyncronous secure messaging (Email): Why reinvent the wheel?

2013-11-09 Thread Fabio Pietrosanti (naif)
Il 11/9/13 11:29 PM, Tony Arcieri ha scritto:

 Please, think to use that pile of standards and think to approach
 email
 security by improving those one.


 It would be irresponsible not to. There is a fine line to be walked
 between improving the user experience and building upon existing work.
 So far most attempts I've seen at improving the situation have
 sacrificed security for convenience. I don't think this needs to be
 the case. Perhaps some day I'll release some software which provides
 both. Working on it ;)

The design of a security system, would in that case also specify the
user interactions and interface behaviour for all actions of
authentication and key management.
In ZRTP there's also some definition on how the security procedures
within the respect to the user should be properly handled.

So a standard should start working on proper key management based on
existing ones, with semi-automated procedures including all the
user-interface interactions required.

If there is the need to extend some kind of signaling procedures, by
safeguarding SMTP protocol infrastructure and interoperability, those
should be done by using extension to existing data formats (like MIME
and MIME Objects).

If there is the need to protect metadata, some cryptographical solution
has to be defined, possibly by re-using existing RFC protocol stack for
key exchange, and data format for storage of those data should be
defined with some existing used extensions (it may use SMTP Headers
metadata data, to embedd encrypted metadata).

I don't have a solution in my hands as it would require some hard
protocol and crypto brainstorming job and proper community review-process.

However i really think that this should be the way to do it, and if Dark
Mail is trying to do something like that, they should drop out an IETF's
standards based internet-draft and subject it to public review and
discussion ASAP.

-- 
Fabio Pietrosanti (naif)
HERMES - Center for Transparency and Digital Human Rights
http://logioshermes.org - http://globaleaks.org - http://tor2web.org

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