Re: Toggle the authenticate capability

2016-12-05 Thread Peter Lebbing
On 05/12/16 00:09, Andrew Gallagher wrote: > Mathematically, authentication is just a special case of > signing, so having both S and A on a subkey does not introduce extra > vulnerabilities (that we know of). Mathematically, I think you're wrong, it's very vulnerable :-). Authentication is signin

Re: Proof for a creation date

2016-12-05 Thread Bertram Scharpf
On Thursday, 01. Dec 2016, 19:59:15 -0800, Schlacta, Christ wrote: > On Dec 1, 2016 7:43 PM, "Bertram Scharpf" wrote: > > > > we all know that kidnappers do publish a picture of their > > hostage holding up a todays newpaper. The purpose of this is > > to proof that the victim was alive _after_ a

Re: Toggle the authenticate capability

2016-12-05 Thread Andrew Gallagher
On 05/12/16 11:18, Peter Lebbing wrote: > On 05/12/16 00:09, Andrew Gallagher wrote: >> Mathematically, authentication is just a special case of >> signing, so having both S and A on a subkey does not introduce extra >> vulnerabilities (that we know of). > > Mathematically, I think you're wrong, i

Re: Implications of a common private keys directory in 2.1

2016-12-05 Thread Peter Lebbing
On 04/12/16 21:59, Carola Grunwald wrote: > Three months ago I thought it was time to adapt it to GnuPG 2.1, and > the problems began. I would seriously consider the option of just sticking to 1.4. It's not deprecated for server use. It should still have a lot of life left in it. > Just at the mo

Re: Toggle the authenticate capability

2016-12-05 Thread Roy A. Gilmore
Hi Peter, Well, that got me thinking, and, I generated some dummy keys with gpg from gnupg-1.4.21-1.fc24.x86_64, gpg2 from gnupg2-2.1.13-2.fc24.x86_64, and neither gpg or gpg2 enabled the authentication capability on the signing key. However, when generating dummy a key with enigmail from thunderb

Re: Implications of a common private keys directory in 2.1

2016-12-05 Thread Andrew Gallagher
On 04/12/16 20:59, Carola Grunwald wrote: > It's a small > tool running as a background task residing in the system tray. Hold on a sec. Are you running a pseudonymity service on your personal desktop? Andrew. signature.asc Description: OpenPGP digital signature

Re: Toggle the authenticate capability

2016-12-05 Thread Werner Koch
On Sun, 4 Dec 2016 22:29, r...@ragged-software.com said: > a separate authentication subkey for use with an OpenPGP smartcard. Is > there any way to turn the authenticate capability off on the signing > key? It doesn't sound like it should be that difficult, but I've gpg --edit-key YOURKEY S

Re: Toggle the authenticate capability

2016-12-05 Thread Roy A. Gilmore
Hi Werner, Well, I feel stupid now, after reading your message, I tried "change-usage", and it works. It's not in the man page, or listed in the --edit-key help menu, but, there is a one-line note in the NEWS file, stating that is for testing, so "change-usage" is actually documented, and I missed

Re: Proof for a creation date

2016-12-05 Thread Glenn Rempe
On 12/5/16 4:11 AM, Bertram Scharpf wrote: > I might resume it to two possibilities to accomplish the task: > > - Post a digest to a site where you cannot withdraw it > ever and where it can be retrieved by everybody. This > could be a Github issue, on Reddit or Twitter or maybe >