Re: Unattended signing

2015-02-27 Thread Daniel Kahn Gillmor
On Fri 2015-02-27 03:07:39 -0500, MFPA wrote: > On Tuesday 24 February 2015 at 10:16:20 PM, in > , Daniel Kahn Gillmor wrote: > >> That is, only a malicious person who manages to >> compromise that key material can make signatures with >> it. So why are you keeping it around? > > To verify existin

Re: Unattended signing

2015-02-27 Thread MFPA
-BEGIN PGP SIGNED MESSAGE- Hash: SHA512 On Tuesday 24 February 2015 at 10:16:20 PM, in , Daniel Kahn Gillmor wrote: > That is, only a malicious person who manages to > compromise that key material can make signatures with > it. So why are you keeping it around? To verify existing sig

Re: Unattended signing

2015-02-25 Thread Peter Lebbing
On 25/02/15 06:49, NdK wrote: > Use a smartcard and generate on-card a new key that replaces the expired > one. While I agree this could be a neat setup for OP, it might be overkill or even impractical given the signing speed of a smartcard. I don't know what volume of signatures will be issued.

Re: Unattended signing

2015-02-24 Thread NdK
Il 25/02/2015 00:01, Peter Lebbing ha scritto: > On 24/02/15 23:16, Daniel Kahn Gillmor wrote: > If you asked me to /destroy/ the key, I would look through my drawers for all > backups I have and do a "shred" on them, and think really hard where any > further > copies might have ended up. Use a s

Re: Unattended signing

2015-02-24 Thread Peter Lebbing
On 24/02/15 23:16, Daniel Kahn Gillmor wrote: > So why are you keeping it around? I suppose it depends on your definition of "destroying"... I think you'd be fine with setting an expiry date and "--delete-secret-key"-ing the subkey when the time comes. If you asked me to /destroy/ the key, I wou

Re: Unattended signing

2015-02-24 Thread Daniel Kahn Gillmor
On Mon 2015-02-23 19:36:25 -0500, Daniele Nicolodi wrote: > On 21/02/15 20:11, Daniel Kahn Gillmor wrote: >> Using a subkey is a reasonable approach, and rotating (and destroying) >> the secret key of the rotated subkey is not a bad idea. > > What do you exactly mean by "destroying"? Isn't setting

Re: Unattended signing

2015-02-24 Thread Ingo Klöcker
curity of the server where the > >> automated process runs, but I would like to reduce to a minimum the > >> risks. > > > > there are risks with unattended signing in general, related to what > > messages you allow to get passed to your system. I'm sure you&#x

Re: Unattended signing

2015-02-23 Thread Daniele Nicolodi
nimum the risks. > > there are risks with unattended signing in general, related to what > messages you allow to get passed to your system. I'm sure you've > already thought about this, but i'll just put it out there in case > someone else reading this later hasn't thou

Re: Unattended signing

2015-02-21 Thread Daniel Kahn Gillmor
On Wed 2015-02-18 13:46:19 -0500, Daniele Nicolodi wrote: > I have a sufficient trust in the security of the server where the > automated process runs, but I would like to reduce to a minimum the risks. there are risks with unattended signing in general, related to what messages you allow

Re: Unattended signing

2015-02-21 Thread Antony Prince
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 On 2/21/2015 11:42 AM, Daniele Nicolodi wrote: > On 18/02/15 19:46, Daniele Nicolodi wrote: >> I have an automated process that collects some data and unattended sends >> it via email. I want that data to be encrypted and signed. The >> encryption pa

Re: Unattended signing

2015-02-21 Thread Daniele Nicolodi
On 18/02/15 19:46, Daniele Nicolodi wrote: > I have an automated process that collects some data and unattended sends > it via email. I want that data to be encrypted and signed. The > encryption part is easy as it requires only public keys of the > recipients. Signing, however, requires to make th

Unattended signing

2015-02-18 Thread Daniele Nicolodi
Hello, I have a quite simple question on best practice for the use of GPG. I haven't found an answer searching online. I hope this mailing list is the right place for asking. I have an automated process that collects some data and unattended sends it via email. I want that data to be encrypted an

Re: unattended signing key

2013-05-27 Thread Hauke Laging
Am Mo 27.05.2013, 13:38:08 schrieb Lema KB: > I am writing a batch file, where i install gpg4win, generate keys, import > public key, and sign it. Could anyone help me, how i silently(unattended) > sign imported public-key? > i did edit the key, fpr, signed it but it is asking my passphrase. You

unattended signing key

2013-05-27 Thread Lema KB
Hi I am writing a batch file, where i install gpg4win, generate keys, import public key, and sign it. Could anyone help me, how i silently(unattended) sign imported public-key? i did edit the key, fpr, signed it but it is asking my passphrase. or should i generate my secret-public-key without pas