Re: idea.dll

2012-06-27 Thread Robert J. Hansen
On 6/26/2012 3:22 AM, Werner Koch wrote: This is very different in OpenPGP. SHA-1 is not used everywhere; its main use is for the fingerprint, this will eventually be a problem. I am not so sanguine. Marc Stevens claims [1] he has a working collision requiring 2**57 compressions: that number

Re: idea.dll

2012-06-27 Thread Aaron Toponce
On Tue, Jun 26, 2012 at 01:12:12AM -0400, ved...@nym.hush.com wrote: it will be interesting to see if V4 keys will be gracefully abandoned as SHA1 becomes as broken as MD5, or if there will be die-hards holding onto they their V4 keys no matter what ... Please fix your client. I don't

migration paths from SHA-1 [was: Re: idea.dll]

2012-06-27 Thread Daniel Kahn Gillmor
On 06/27/2012 09:11 AM, Robert J. Hansen wrote: On 6/26/2012 3:22 AM, Werner Koch wrote: This is very different in OpenPGP. SHA-1 is not used everywhere; its main use is for the fingerprint, this will eventually be a problem. I am not so sanguine. Marc Stevens claims [1] he has a working

Re: migration paths from SHA-1 [was: Re: idea.dll]

2012-06-27 Thread Robert J. Hansen
On 6/27/2012 10:24 AM, Daniel Kahn Gillmor wrote: For the key's fingerprint specifically, a pre-image (where the attacker crafts a new text that shares a digest with the victim's key material) is the thing to worry about, not a crafted collision (where the attacker generates two texts that

Re: idea.dll

2012-06-27 Thread Brad Rogers
On Wed, 27 Jun 2012 07:32:17 -0600 Aaron Toponce aaron.topo...@gmail.com wrote: Hello Aaron, Please fix your client. I don't know if you can tell, but you are breaking the threads. Your client should support the 'in-reply-to' and vedaa is using Hushmail; A web mail system. -- Regards _

Re: idea.dll

2012-06-26 Thread Werner Koch
On Tue, 26 Jun 2012 07:12, ved...@nym.hush.com said: it will be interesting to see if V4 keys will be gracefully abandoned as SHA1 becomes as broken as MD5, This is very different in OpenPGP. SHA-1 is not used everywhere; its main use is for the fingerprint, this will eventually be a

idea.dll

2012-06-25 Thread vedaal
Robert J. Hansen wrote: On 06/24/2012 06:11 PM, Werner Koch wrote: I am telling for more than a decade that PGP 2 should not be used anymore. The list may find my own timeline of MD5 to be worth reading -- it might give some insight into why PGP 2 (in particular the MD5

idea.dll

2012-06-21 Thread vedaal
Werner Koch wk at gnupg.org wrote on Wed Jun 20 10:29:28 CEST 2012 : The next version of Libgcrypt will support IDEA and thus GnuPG 2.1 will be able to decrypt old (i.e. PGP 2) files, directly. Will GnuPG 2.x then allow importation of v3 keys? (main reason I still prefer 1.4.x over 2.x)

idea.dll

2012-06-21 Thread vedaal
vedaal at nym.hush.com vedaal at nym.hush.com wrote on Thu Jun 21 19:05:06 CEST 2012 : Will GnuPG 2.x then allow importation of v3 keys? (main reason I still prefer 1.4.x over 2.x) Sorry, my mistake, gnupg 2.x does import v3 keys, haven't looked at this aspect for a while, as I couldn't use my

Re: idea.dll

2012-06-21 Thread Daniel Kahn Gillmor
On 06/21/2012 01:21 PM, ved...@nym.hush.com wrote: vedaal at nym.hush.com vedaal at nym.hush.com wrote on Thu Jun 21 19:05:06 CEST 2012 : Will GnuPG 2.x then allow importation of v3 keys? (main reason I still prefer 1.4.x over 2.x) Sorry, my mistake, gnupg 2.x does import v3 keys,

Re: idea.dll

2012-06-21 Thread Robert J. Hansen
On 06/21/2012 04:38 PM, Daniel Kahn Gillmor wrote: unfortunately, this is indeed the case. v3 keys have a serious vulnerability in that their fingerprint mechanism is trivially gamable, so long keyid collisions are easy. It's quite a bit worse than that, really. If I understand things

Re: idea.dll

2012-06-20 Thread Laurent Jumet
Hello John ! John jw722531.1.5izon.net wrote: load-extension C:\Progra~1\GNU\GnuPG\lib\idea.dll However, in Win 7 there is no such directory with the installation of Gpg. Should I create one below the current program installation directory or simply put it into the program's installation

Re: idea.dll

2012-06-20 Thread Werner Koch
On Wed, 20 Jun 2012 07:56, laurent.ju...@skynet.be said: It's defined in GPG.CONF: Nope. GnuPG-2 does not support loading of extensions. the option is a dummy option. The reason for this is that crypto operations are done by Libgcrypt and not by gpg.exe. The next version of Libgcrypt

Re: idea.dll

2012-06-20 Thread John
for ages. Hi, Werner. When I have to make use of idea.dll so that I can decrypt messages that were encrypted with it, I then use Gpg 1.4.x, and I have it in an altogether separate folder from the real installation of Gpg 2.0.x. I could not agree with you more in regard to its comparatively

Re: idea.dll

2012-06-20 Thread Werner Koch
On Wed, 20 Jun 2012 19:03, jw72...@verizon.net said: Is there any reason I should not place it in the same folder as the gpg.exe version 1.4.x and then make reference to it there? Thanks. I think this is okay. -- Die Gedanken sind frei. Ausnahmen regelt ein Bundesgesetz.

help needed to load idea.dll in Vista32

2010-01-31 Thread Doman Name Administrator
gpg: [stdin]: clearsign failed: unknown cipher algorithm Of course we have already downloaded and intalled the idea.dll made for Windows 32. However, there are no 'options' or gnupg config files nor does it have the files structure of WinXPP. One instruction said we should copy file idea.dll

Re: help needed to load idea.dll in Vista32

2010-01-31 Thread John Clizbe
the idea.dll made for Windows 32. However, there are no 'options' or gnupg config files nor does it have the files structure of WinXPP. It's not all that different. C:\Documents and Settings\username is now C:\User\username. Application Data is now AppData. The change is the addition at the next level