Re: Joe Sixpack doesn't run Linux

2002-05-24 Thread Major Variola (ret)

At 12:21 PM 5/24/02 -0700, Curt Smith wrote:
>If there were servers on the internet which automatically
>displayed all plaintext e-mail messages which passed through
>them as webpages (for the bored, curious, and opportunistic),
>THEN everyone would see the value of encrypted e-mail.

Hmm, didn't Sircam do a bit of that?  But it sent files, not your entire

mail spool; and it didn't try too hard to broadcast (it could have
always
forwarded a copy to usenet in addition to your contacts).  Not sure if
disk-encryption would have helped; it just would
have sent one of the open (cleartext) files.  Sircam forwarding a saved,

encrypted email would have been harmless modulo traffic analysis.

To encourage WiFi encryption you could use a high-gain antenna and
anonymously (re) broadcast traffic you found.  And publicize the site.
Don't do
this too early during deployment or you'll stunt the early growth.




Re: Joe Sixpack doesn't run Linux

2002-05-24 Thread Morlock Elloi

> If there were servers on the internet which automatically
> displayed all plaintext e-mail messages which passed through
> them as webpages (for the bored, curious, and opportunistic),
> THEN everyone would see the value of encrypted e-mail.

Most of them do ... they are called MAEs - it's just that *you* don't belong to
the set of people that get to see it.



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(of original message)

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Re: Joe Sixpack doesn't run Linux

2002-05-24 Thread jamesd

--
On 23 May 2002 at 10:57, Meyer Wolfsheim wrote:
> 3. The people who might use it if it is easy.
>
> This is Joe Sixpack. This is who you are worrying about, wanting 
> S/MIME to deliver on its promises. This is Templeton is worrying 
> about, wanting opportunistic mail encryption.

Joe sixpack is willing and able to make the necessary mental 
effort if there is money at stake -- which of course there is not.

The first recorded use of envelopes in mail was in financial 
transactions.  People would create a clay tablet containing marks 
representing so many goods of this type, so many goods of another 
type, bake it, then wrap in another clay envelope, and bake that.

Right now Joe Sixpack relies on the widely shared secret of his 
credit card number, and that sharing worries him more than 
somewhat.  Problems resulting from that sharing are dealt with by 
the credit card company's arbitration facitilities, which cost 
him, the card company, and the merchant dearly.

The big lack of demand for encryption by Joe Sixpack is a result 
of the lack of financial transactions using the internet between 
Joe sixpack and Bob sixpack. 

--digsig
 James A. Donald
 6YeGpsZR+nOTh/cGwvITnSR3TdzclVpR0+pr3YYQdkG
 GLOU6WqBTbh5/1XBintStENCsUIWt7tnZNUrmtbZ
 4ydGcwGiWOaRxYAIjlkIr8jUnEMBYpo4PElVUT14t




Re: Joe Sixpack doesn't run Linux

2002-05-24 Thread A.Melon

On Fri, 24 May 2002, Curt Smith wrote:

> The lack of e-mail detailing financial transactions is also the
> reason many businesses chose not to incur the overhead of
> secure communications.
>
> If there were servers on the internet which automatically
> displayed all plaintext e-mail messages which passed through
> them as webpages (for the bored, curious, and opportunistic),
> THEN everyone would see the value of encrypted e-mail.

http://www.shmoo.com/~pablos/pages/RandomMailReader.html




Re: Joe Sixpack doesn't run Linux

2002-05-24 Thread Curt Smith

The lack of e-mail detailing financial transactions is also the
reason many businesses chose not to incur the overhead of
secure communications.

If there were servers on the internet which automatically
displayed all plaintext e-mail messages which passed through
them as webpages (for the bored, curious, and opportunistic),
THEN everyone would see the value of encrypted e-mail.

--- [EMAIL PROTECTED] wrote:
> ...
> The big lack of demand for encryption by Joe Sixpack is a
> result of the lack of financial transactions using the 
> internet between Joe sixpack and Bob sixpack. 
> 
> --digsig
>  James A. Donald
>

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Re: Joe Sixpack doesn't run Linux

2002-05-24 Thread Peter Gutmann

Meyer Wolfsheim <[EMAIL PROTECTED]> writes:

>S/MIME support is in just about every popular email client out of the box.
>Why is PGP more widely used?
>
>[Good reasons snipped]

Those who care about security [0] use PGP, the rest use S/MIME.  To steal a
line from Hexed:

  "S/MIME: For people who could care less".

Actually it's not even that, it's closer to:

  "Plaintext: For people who could care less".

I have yet to exchange an encrypted S/MIME message of any significance with
anyone, ever.  Even if the other side is using an S/MIME-enabled mailer, we
usually end up using PGP even if it means having to try half a dozen different
versions to find one which will process the other side's messages.  While I'm
in a quoting mood, there's also Marshall Rose's comment about X.400 to steal:

  Two people meet at a conference and exchange email addresses.  They get back
  to their offices and want to communicate securely.  If both sides are using
  PGP x.y.z, they communicate securely.  If one side is using PGP x.y.z and the
  other isn't, they wait for a message and then keep trying different PGP
  versions until they find one which will process the message.  If they aren't
  using PGP, they communicate in plaintext and hope no-one's listening.

  (In case that's forwarded or quoted out of context, this is a comment on a
   social issue, not a software issue).

Peter.

[0] With the corollary: "and aren't government users", S/MIME is used a fair
bit in certain areas, it just doesn't get much public exposure.




Re: Joe Sixpack doesn't run Linux

2002-05-23 Thread Meyer Wolfsheim

On Thu, 23 May 2002, Curt Smith wrote:

> This is a fairly accurate description of the situation, but
> neglects to emphasize that the reason [1-cypherpunk] bothers
> convincing [2-coerced associate] to use encrypted e-mail is
> because [1] understands its importance and is attempting to
> share/spread that understanding.

Yes, [1] understands its importance. I think you overestimate the amount
of effort put forth by [1] to "spread the Word", though. While
evangelizing strong crypto might be second-nature to a cypherpunk, the
other members of [1] are standards-setters because they must be. They
require [2] to use strong crypto, because it is their asses if they don't.
They don't care, and don't need to care, if [2] understands the value of
strong crypto, as long as [2] uses it in communication with [1].

> Although [3-Joe Sixpack] may not understand or appreciate
> encryption, [3]'s support is helpful to protect [1]'s
> cryptography rights.  Furthermore once [3] has crypto, [3] will
> resist attempts to take it away (along with his six pack,
> etc.).

With this, I fully agree. The challenge is to design a system that
satisfies the security requirements for [1]'s threat model and the
usability requirements for [3]'s attention span. It has yet to be done.
All attempts thus far have been lucky if they only fail at one of those
two goals. Most fail at both.


-MW-




Re: Joe Sixpack doesn't run Linux

2002-05-23 Thread Curt Smith

This is a fairly accurate description of the situation, but
neglects to emphasize that the reason [1-cypherpunk] bothers
convincing [2-coerced associate] to use encrypted e-mail is
because [1] understands its importance and is attempting to
share/spread that understanding. 

Although [3-Joe Sixpack] may not understand or appreciate
encryption, [3]'s support is helpful to protect [1]'s
cryptography rights.  Furthermore once [3] has crypto, [3] will
resist attempts to take it away (along with his six pack,
etc.).

--- Meyer Wolfsheim <[EMAIL PROTECTED]> wrote:
> ...
> There are three main classes of mail encryption users:
> 
> 1. The people who demand true security.
> 
> These are the cypherpunks, the government agencies, the savvy
> drug dealers, financial traders, etc. They won't trust
S/MIME,
> they won't trust EnvelopeMail, and they won't use Zixit. They

> might use PGP, though if they have the resources they'll use 
> something developed securely in-house. This class is fairly 
> small.
> 
> 2. The people coerced into using encryption by [1].
> 
> This is the government contractors, cypherpunks' relatives,
> the drug couriers, and other business partners of the first 
> class. These people will use whatever standard is dictated by

> the people with whom they must do business. This class is 
> also small, but makes up the majority of mail encryption 
> users today.
> 
> 3. The people who might use it if it is easy.
> 
> This is Joe Sixpack. This is who you are worrying about,
> wanting S/MIME to deliver on its promises. This is Templeton
> is worrying about, wanting opportunistic mail encryption.
> 
> Public key crypto is a complicated, confusing concept. To
> date, no one has even proposed a system that would be both 
> secure under a reasonable threat model for [1] and simple 
> enough to be groked by [3]. And guess what? [3] doesn't care.
> [3] isn't asking for it. [3] might use it if it existed, but
> you'd be lucky to be appreciated for your troubles. Most
> likely, you're only in for a lot of criticism when your 
> solution doesn't measure up to [1]'s standards.
> 
> If you want to be the guardian of Joe Sixpack, go right
> ahead. Be warned that it is a thankless job.
> 
> 
> -MW-


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Joe Sixpack doesn't run Linux

2002-05-23 Thread Meyer Wolfsheim

On Thu, 23 May 2002, Lucky Green wrote:

> Adam wrote:
> > Which is too bad.  If NAI-PGP went away completely, then
> > compatability problems would be reduced.  I also expect that
> > the German goverment group currently funding GPG would be
> > more willing to fund UI work for windows.
>
> Tell me about it. PGP, GPG, and all its variants need to die before
> S/MIME will be able to break into the Open Source community, thus
> removing the last, but persistent, block to an instant increase in
> number of potential users of secure email by several orders of
> magnitude.
>
> Here's to hoping,

Good god, Lucky. Are you serious?

If S/MIME were actually usable and accessible to the end user today, PGP
and GnuPG would be irrelevant. You think that a smattering of Open Source
users are what is preventing widespread usage of S/MIME? That's too kind
to both the "Open Source Community" and to S/MIME.

S/MIME support is in just about every popular email client out of the box.
Why is PGP more widely used? This shouldn't be the case -- installing PGP,
configuring it to work with your mail program, etc., isn't trivial.

As much as I would like to say that security issues, such as the inability
of Alice to prevent Bob from encrypting messages to Alice with a 40 bit
cipher, are what puts PGP in the lead, the truth is that many users would
likely be happy to use a less secure mail encryption program if it meant
one less installation step.

No, the many version and implementation incompatibilities in the S/MIME
space, coupled with the reliance on a central third-party CA, are S/MIME's
downfall. Thinking that PGP's existence has anything to do with this is
silly.

Remove PGP, and you won't find more S/MIME users. You'll see more
unencrypted email, and more "new proposals" for encrypted email (such as
the zero-UI and passive attack protection systems that Brad Templeton and
Bram Cohen have been passing wind about for a few years now).

There are three main classes of mail encryption users:

1. The people who demand true security.

These are the cypherpunks, the government agencies, the savvy drug
dealers, financial traders, etc. They won't trust S/MIME, they won't trust
EnvelopeMail, and they won't use Zixit. They might use PGP, though if they
have the resources they'll use something developed securely in-house. This
class is fairly small.

2. The people coerced into using encryption by [1].

This is the government contractors, cypherpunks' relatives, the drug
couriers, and other business partners of the first class. These people
will use whatever standard is dictated by the people with whom they must
do business. This class is also small, but makes up the majority of mail
encryption users today.

3. The people who might use it if it is easy.

This is Joe Sixpack. This is who you are worrying about, wanting S/MIME to
deliver on its promises. This is Templeton is worrying about, wanting
opportunistic mail encryption.

Public key crypto is a complicated, confusing concept. To date, no one has
even proposed a system that would be both secure under a reasonable threat
model for [1] and simple enough to be groked by [3]. And guess what? [3]
doesn't care. [3] isn't asking for it. [3] might use it if it existed, but
you'd be lucky to be appreciated for your troubles. Most likely, you're
only in for a lot of criticism when your solution doesn't measure up to
[1]'s standards.

If you want to be the guardian of Joe Sixpack, go right ahead. Be warned
that it is a thankless job.


-MW-