Re: [Debconf-discuss] DebConf17: Last call for keys for keysigning in Montreal, Canada

2017-07-21 Thread Anibal Monsalve Salazar
On Fri, Jul 21, 2017 at 2:07 PM, Anibal Monsalve Salazar
 wrote:
> DebConf17: Last call for keys for keysigning in Montreal, Canada
>
> As part of the 18th Debian Conference in Montreal, Canada there will
> be OpenPGP (pgp/gpg) keysignings. If you intend to participate in
> the DebConf17 keysignings, please send your ascii armored public key
> as explained at [0] no later than 23:59 UTC/GMT/Zulu on Sunday 23
> July 2017, this coming Sunday.
>
> More (and up-to-date) information is available at [0], so keep
> watching it.
>
> If you sent your key and it's not listed at [1] please resend it.
>
> Curently, I have 77 keys listed at [1]:
>
>1 nistp521
>2 rsa2048
>   73 rsa4096
>1 rsa8192
>
> If you don't have an ed25519 key and would like to create your own
> ECC key (not the ones recommended by NIST, which may have NSA
> backdoors [2]), please read the information by NIIBE Yutaka at [3].
>
> [0] http://people.debian.org/~anibal/ksp-dc17/ksp-dc17.html
> [1] https://people.debian.org/~anibal/ksp-dc16/names.html

s/dc16/dc17/

[1] https://people.debian.org/~anibal/ksp-dc17/names.html

Thank you to the people who noticed the typo.

> [2] https://en.wikipedia.org/wiki/Elliptic_curve_cryptography#Applications
> [3] http://www.gniibe.org/memo/software/gpg/keygen-25519.html
>
> If you have questions please send them to the mailing list at
> debconf-discuss@lists.debconf.org.  If you don't want to post to the
> mailing list, send your questions to ani...@debian.org,
> d...@debian.org and gw...@debian.org.
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[Debconf-discuss] Mobile SIMs for Montreal

2017-07-21 Thread Chris Boot
Hi all,

I'll be a DebConf newbie in Montreal, and very much looking forward to it!

I've been told that in previous years there was either a sponsorship
deal or people banded together to obtain SIM cards for foreign DebConf
delegates. Is there likely to be something similar this year?

If not, I'd like some recommendations from the locals for a SIM card
that I can use while I'm there for the two weeks of DebConf + DebCamp.
I'm looking for something with ~500MB of data to tide me over, any calls
or text messages would be a bonus but not required.

Thanks! See you all in Montreal!

Chris

-- 
Chris Boot
bo...@debian.org
GPG: 8467 53CB 1921 3142 C56D  C918 F5C8 3C05 D9CE 



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Re: [Debconf-discuss] DebConf17: Last call for keys for keysigning in Montreal, Canada

2017-07-21 Thread Dererk
On 21/07/17 01:07, Anibal Monsalve Salazar wrote:
> DebConf17: Last call for keys for keysigning in Montreal, Canada
>
> If you don't have an ed25519 key and would like to create your own
> ECC key (not the ones recommended by NIST, which may have NSA
> backdoors [2]), please read the information by NIIBE Yutaka at [3].

Hi Anibal!

It seems to me that I should have sent this into the proper Debian list
and not debconf-discuss@, but since you kindly mentioned the subject, I
fired it up in here! 8)

Is any ECC crypto set allowed by FTP-Master/Debian Keyring Manaintainers
by these days? I understand it has not been accepted as part of the
gnupg/opengpg standards.

A quick dive into the Debian Keyring seems not one key has been
uploaded/got accepted one yet:

dererk  erebus[~]$  gpg --no-default-keyring --keyring
/usr/share/keyrings/debian-keyring.gpg --list-sigs | grep ^pub | awk
'{print $2}' | sort | uniq -c
  1 dsa3072
  1 rsa10240
 29 rsa2048
  4 rsa3072
  1 rsa3744
  1 rsa3936
808 rsa4096
  1 rsa5120
  6 rsa8192

I still use my 4Krsa key for lots of stuff, and even though I'm not
dpk^W a person that truly understands the underlining math that supports
it, I just particularly find ECC to be extremely practical when dealing
with smaller cryptographic challenges/computing power required, and also
smaller public keys and still get served beef :D

Thanks for always push this stuff year after year!




Cheers,

Dererk
-- 
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bad.
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Re: [Debconf-discuss] DebConf17: Last call for keys for keysigning in Montreal, Canada

2017-07-21 Thread Anibal Monsalve Salazar
On Fri, Jul 21, 2017 at 11:11 PM, Dererk  wrote:
> On 21/07/17 01:07, Anibal Monsalve Salazar wrote:
>> DebConf17: Last call for keys for keysigning in Montreal, Canada
>>
>> If you don't have an ed25519 key and would like to create your own
>> ECC key (not the ones recommended by NIST, which may have NSA
>> backdoors [2]), please read the information by NIIBE Yutaka at [3].
>
> Hi Anibal!
>
> It seems to me that I should have sent this into the proper Debian list
> and not debconf-discuss@, but since you kindly mentioned the subject, I
> fired it up in here! 8)
>
> Is any ECC crypto set allowed by FTP-Master/Debian Keyring Manaintainers
> by these days?

Not yet.

> I understand it has not been accepted as part of the
> gnupg/opengpg standards.

Maybe someone from the keyring team will tell us about their plans WRT ECC keys.

Or ask Gunnar during his talk about the Debian keyrings.

> A quick dive into the Debian Keyring seems not one key has been
> uploaded/got accepted one yet:
>
> dererk  erebus[~]$  gpg --no-default-keyring --keyring
> /usr/share/keyrings/debian-keyring.gpg --list-sigs | grep ^pub | awk
> '{print $2}' | sort | uniq -c
>   1 dsa3072
>   1 rsa10240
>  29 rsa2048
>   4 rsa3072
>   1 rsa3744
>   1 rsa3936
> 808 rsa4096
>   1 rsa5120
>   6 rsa8192
>
> I still use my 4Krsa key for lots of stuff, and even though I'm not
> dpk^W a person that truly understands the underlining math that supports
> it, I just particularly find ECC to be extremely practical when dealing
> with smaller cryptographic challenges/computing power required, and also
> smaller public keys and still get served beef :D
>
> Thanks for always push this stuff year after year!
>
> Cheers,
>
> Dererk
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Re: [Debconf-discuss] DebConf17: Last call for keys for keysigning in Montreal, Canada

2017-07-21 Thread Clint Adams
On Fri, Jul 21, 2017 at 10:11:50AM -0300, Dererk wrote:
> Is any ECC crypto set allowed by FTP-Master/Debian Keyring Manaintainers
> by these days? I understand it has not been accepted as part of the
> gnupg/opengpg standards.

ECC for OpenPGP is in RFC 6637.  EdDSA is in draft, though, as I read
it, GnuPG's Curve25519 implementation is in violation of RFC 4880bis.
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Re: [Debconf-discuss] DebConf17: Last call for keys for keysigning in Montreal, Canada

2017-07-21 Thread Jonathan McDowell
On Fri, Jul 21, 2017 at 10:11:50AM -0300, Dererk wrote:
> On 21/07/17 01:07, Anibal Monsalve Salazar wrote:
> > DebConf17: Last call for keys for keysigning in Montreal, Canada
> >
> > If you don't have an ed25519 key and would like to create your own
> > ECC key (not the ones recommended by NIST, which may have NSA
> > backdoors [2]), please read the information by NIIBE Yutaka at [3].
> 
> Hi Anibal!
> 
> It seems to me that I should have sent this into the proper Debian list
> and not debconf-discuss@, but since you kindly mentioned the subject, I
> fired it up in here! 8)
> 
> Is any ECC crypto set allowed by FTP-Master/Debian Keyring Manaintainers
> by these days? I understand it has not been accepted as part of the
> gnupg/opengpg standards.
> 
> A quick dive into the Debian Keyring seems not one key has been
> uploaded/got accepted one yet:

There are ECC subkeys present on the Debian keyring, but there is no
guarantee that any of the Debian infrastructure will support them at
present and there are no current plans for keyring-maint to access
primary ECC keys due to this.

Now that stretch has released including GnuPG 2.1 we now have a stable
release that can actually support ECC keys, but it will take a while
before this has been rolled out to all the users of the keyring within
the Debian infrastructure.

J.

-- 
/-\ |  I'm from the government. I'm here
|@/  Debian GNU/Linux Developer |to help you.
\-  |


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Re: [Debconf-discuss] DebConf17: Last call for keys for keysigning in Montreal, Canada

2017-07-21 Thread Henrique de Moraes Holschuh
On Fri, 21 Jul 2017, Clint Adams wrote:
> On Fri, Jul 21, 2017 at 10:11:50AM -0300, Dererk wrote:
> > Is any ECC crypto set allowed by FTP-Master/Debian Keyring Manaintainers
> > by these days? I understand it has not been accepted as part of the
> > gnupg/opengpg standards.
> 
> ECC for OpenPGP is in RFC 6637.  EdDSA is in draft, though, as I read
> it, GnuPG's Curve25519 implementation is in violation of RFC 4880bis.

Hmm, not only that, but gnupg's non-NIST ECC key sizes are a bit on the
smaller size right now (about as safe as RSA-2k or RSA-3k, I believe?).

Since this is gnupg 2+ territory only anyway, might as well have a large
RSA *master* key (8192+ bits -- this security margin against
implementation issues such as CVE-2017-7526, which leaks a truckload of
private key bits, enough to completely expose RSA-1024 private keys),
and EdDSA subkeys that get rotated yearly...

There is at least one major annoyance when dealing with low-longevity
keys, though: signatures in VCS repositories, etc.  For git, you can
simply resign the tags and document that this will happen appropriately
*well in advance*, but signed commits will pester people about expired
keys forever (no ways around this one, it is a desired design decision,
it would have to be dealt with in the UI).

-- 
  Henrique Holschuh
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Re: [Debconf-discuss] Mobile SIMs for Montreal

2017-07-21 Thread Paul Wise
On Fri, Jul 21, 2017 at 9:29 PM, Chris Boot wrote:

> If not, I'd like some recommendations from the locals for a SIM card
> that I can use while I'm there for the two weeks of DebConf + DebCamp.
> I'm looking for something with ~500MB of data to tide me over, any calls
> or text messages would be a bonus but not required.

The FAQ recommends using roaming for data:

https://wiki.debconf.org/wiki/DebConf17/FAQ#Sim_cards

-- 
bye,
pabs

https://wiki.debian.org/PaulWise
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Re: [Debconf-discuss] Mobile SIMs for Montreal

2017-07-21 Thread gregor herrmann
On Sat, 22 Jul 2017 11:34:25 +1000, Paul Wise wrote:

> > If not, I'd like some recommendations from the locals for a SIM card
> > that I can use while I'm there for the two weeks of DebConf + DebCamp.
> > I'm looking for something with ~500MB of data to tide me over, any calls
> > or text messages would be a bonus but not required.
> The FAQ recommends using roaming for data:
> https://wiki.debconf.org/wiki/DebConf17/FAQ#Sim_cards

That advice might misinterpret the situation for some potential
addressees; e.g. I'd pay €1.99 for 100KB, which seems slightly
suboptimal to me.


Cheers,
gregor, who happily lives without mobile internet but believes that
roaming is not a viable solution for average Europeans

-- 
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