Re: [openpgp] key distribution by email strategy
John Scott <jscott@posteo.net> Sun, 13 December 2020 20:12 UTC
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From: John Scott <jscott@posteo.net>
To: openpgp@ietf.org
Date: Sun, 13 Dec 2020 15:12:47 -0500
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Subject: Re: [openpgp] key distribution by email strategy
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On Saturday, December 12, 2020 5:08:25 PM EST Steffen Nurpmeso wrote: > I'd rather have the same for OpenPGP, a signed message with the > public thing extractable embedded, then i at least know that the > signer had the private key for that public thing at hand. I don't think it's standard but GnuPG enables this with the --include-key- block and --auto-key-import pair of options: --include-key-block > This option is used to embed the actual signing key into a > data signature. The embedded key is stripped down to a > single user id and includes only the signing subkey used to > create the signature as well as as valid encryption subkeys. > All other info is removed from the key to keep it and thus > the signature small. This option is the OpenPGP counterpart > to the gpgsm option --include-certs. --auto-key-import > This is an offline mechanism to get a missing key for > signature verification and for later encryption to this key. > If this option is enabled and a signature includes an > embedded key, that key is used to verify the signature and > on verification success that key is imported. The default is > --no-auto-key-import. > > On the sender (signing) site the option --include-key-block > needs to be used to put the public part of the signing key as > “Key Block subpacket” into the signature.
- [openpgp] Combining signature with signer's publi… Kai Engert
- Re: [openpgp] Combining signature with signer's p… vedaal
- Re: [openpgp] Combining signature with signer's p… brian m. carlson
- Re: [openpgp] Combining signature with signer's p… Wiktor Kwapisiewicz
- Re: [openpgp] Combining signature with signer's p… Kai Engert
- Re: [openpgp] Combining signature with signer's p… Werner Koch
- Re: [openpgp] Combining signature with signer's p… holger krekel
- Re: [openpgp] Combining signature with signer's p… Neal H. Walfield
- Re: [openpgp] Combining signature with signer's p… Neal H. Walfield
- Re: [openpgp] Combining signature with signer's p… Hanno Böck
- Re: [openpgp] Combining signature with signer's p… Wiktor Kwapisiewicz
- Re: [openpgp] Combining signature with signer's p… Kai Engert
- Re: [openpgp] Combining signature with signer's p… Wiktor Kwapisiewicz
- Re: [openpgp] Combining signature with signer's p… Neal H. Walfield
- Re: [openpgp] Combining signature with signer's p… Neal H. Walfield
- [openpgp] Put Signature in an Email's Header Neal H. Walfield
- Re: [openpgp] Put Signature in an Email's Header Kai Engert
- Re: [openpgp] Put Signature in an Email's Header Bart Butler
- Re: [openpgp] key distribution by email strategy Heiko Schaefer
- Re: [openpgp] key distribution by email strategy Vincent Breitmoser
- Re: [openpgp] Put Signature in an Email's Header Daniel Kahn Gillmor
- Re: [openpgp] Put Signature in an Email's Header Benjamin Kaduk
- Re: [openpgp] Put Signature in an Email's Header Kai Engert
- Re: [openpgp] Put Signature in an Email's Header Werner Koch
- Re: [openpgp] Put Signature in an Email's Header Kai Engert
- Re: [openpgp] Put Signature in an Email's Header Werner Koch
- Re: [openpgp] Put Signature in an Email's Header Wiktor Kwapisiewicz
- Re: [openpgp] Put Signature in an Email's Header Werner Koch
- Re: [openpgp] Put Signature in an Email's Header Wiktor Kwapisiewicz
- Re: [openpgp] Put Signature in an Email's Header Andrew Gallagher
- Re: [openpgp] Put Signature in an Email's Header Wiktor Kwapisiewicz
- Re: [openpgp] Put Signature in an Email's Header Kai Engert
- Re: [openpgp] Put Signature in an Email's Header Bart Butler
- Re: [openpgp] Put Signature in an Email's Header Andrew Gallagher
- Re: [openpgp] Put Signature in an Email's Header Kai Engert
- Re: [openpgp] Put Signature in an Email's Header Kai Engert
- Re: [openpgp] Put Signature in an Email's Header Bart Butler
- Re: [openpgp] Put Signature in an Email's Header Andrew Gallagher
- [openpgp] key distribution by email strategy Kai Engert
- Re: [openpgp] key distribution by email strategy Werner Koch
- Re: [openpgp] Put Signature in an Email's Header Daniel Kahn Gillmor
- Re: [openpgp] key distribution by email strategy Andrew Gallagher
- Re: [openpgp] key distribution by email strategy Kai Engert
- Re: [openpgp] key distribution by email strategy Steffen Nurpmeso
- Re: [openpgp] key distribution by email strategy Steffen Nurpmeso
- Re: [openpgp] key distribution by email strategy John Scott
- Re: [openpgp] key distribution by email strategy Steffen Nurpmeso
- Re: [openpgp] Put Signature in an Email's Header Bart Butler