Re: Subkey Usage, Expire Date and Preferences problem

2018-02-25 Thread Yan Fiz
Oh, sorry. I made a mistake in 'Key-Type:' line. Right one : Key-Type: eddsa On Sun, Feb 25, 2018 at 2:16 AM, Yan Fiz wrote: > Hello, > > When I create unattended key with cv25519 or ed25519 as subkeys, GnuPG > doesn't apply 'encrypt' usage, expire date a

Subkey Usage, Expire Date and Preferences problem

2018-02-24 Thread Yan Fiz
Hello, When I create unattended key with cv25519 or ed25519 as subkeys, GnuPG doesn't apply 'encrypt' usage, expire date and preferences. There is no problem with RSA. Regards. (PS : My example key numbers were padded with X and Y) $ gpg --batch --gen-key Key-Type: ecdsa Key-Cur

Subkey Usage, Expire Date and Preferences problem

2018-02-24 Thread Yan Fiz
Hello, When I create unattended key with cv25519 or ed25519 as subkeys, GnuPG doesn't apply 'encrypt' usage, expire date and preferences. There is no problem with RSA. Regards. (PS : My example key numbers were padded with X and Y) $ gpg --batch --gen-key Key-Type: ecdsa Key-Cur

Re: gnupg preferences

2015-04-06 Thread Ben McGinnes
e sets cipher, hash and compression preferences for a key at the time it is generated. > --list-config > --gpgconf-list > --gpgconf-test I haven't played with these so much, so I'll leave that for someone else to answer. > And how could i use this one ? : > --personal-cipher

gnupg preferences

2015-04-06 Thread Robert Deroy
onfig --gpgconf-list --gpgconf-test And how could i use this one ? : --personal-cipher-preferences string Is it possible to set preferences for the gnupg software globally ? Or maybe it is possible just for a key especially ? Preferences are recorded inside the keys ? Or in the gnupg software ? Wh

Re: Removing old preferences from exported key

2014-04-08 Thread Johan Wevers
On 08-04-2014 20:21, David Shaw wrote: >> However, is there a way to remove it from the exported key only - to >> keep the size of the exported key as small as possible? The export >> options didn't do that as list-packets showed. > > Sure: > > --export-options export-clean Thanks, that worke

Re: Removing old preferences from exported key

2014-04-08 Thread David Shaw
On Apr 8, 2014, at 1:48 AM, Johan Wevers wrote: > On 07-04-2014 15:16, David Shaw wrote: > >> When you change preferences you add another selfsig for your >> user ID that contains the new preferences. > >> If you want to make the old preferences go away completely, &

Re: Removing old preferences from exported key

2014-04-08 Thread Sam Gleske
There is also the clean command which cleans up old self sigs (among other things like unusable sigs, e.g. expired signatures). On Tue, Apr 8, 2014 at 1:48 AM, Johan Wevers wrote: > On 07-04-2014 15:16, David Shaw wrote: > > > When you change preferences you add another self

Re: Removing old preferences from exported key

2014-04-07 Thread Johan Wevers
On 07-04-2014 15:16, David Shaw wrote: > When you change preferences you add another selfsig for your > user ID that contains the new preferences. > If you want to make the old preferences go away completely, > you can simply delete the old selfsig via delsig Yers, that removes i

Re: Removing old preferences from exported key

2014-04-07 Thread David Shaw
On Apr 7, 2014, at 2:06 AM, Johan Wevers wrote: > Hallo, > > I changed the preferences for my gpg key to add the new Camelia ciphers > and move IDEA more backward as I got problems with people with old pgp > keys using old gnupg versions claiming they supported it but actually &

Removing old preferences from exported key

2014-04-06 Thread Johan Wevers
Hallo, I changed the preferences for my gpg key to add the new Camelia ciphers and move IDEA more backward as I got problems with people with old pgp keys using old gnupg versions claiming they supported it but actually didn't support it. However, when I export the key it now contains

GPGME support for key preferences

2012-10-30 Thread Gabriel Mahu
Hello *, I am interested in a way of obtaining key preferences information using GPGME API. Being more specific, my target is represented by the last 4 lines of the output of the command "gpg -edit-key showpref", the cipher, digest, compression and features lines. Is it even p

Re: Changing preferences

2008-09-29 Thread Bill Royds
On 25-Sep-08, at 01:32 , Robert J. Hansen wrote: It should be noted the MitM requires more memory than exists in the world, with more chosen plaintexts than have ever been encrypted with DES. If you're assuming the attacker has literally global computational resources and can make you send

Re: Changing preferences

2008-09-25 Thread Bill Royds
On 25-Sep-08, at 01:32 , Robert J. Hansen wrote: It should be noted the MitM requires more memory than exists in the world, with more chosen plaintexts than have ever been encrypted with DES. If you're assuming the attacker has literally global computational resources and can make you send

Re: Changing preferences

2008-09-24 Thread Robert J. Hansen
Bill Royds wrote: > three times, but it has an effective key length of 112 bits (even though > there are 168 key bits) because of a meet in the middle attack against > changed algorithms. It should be noted the MitM requires more memory than exists in the world, with more chosen plaintexts than ha

Re: Changing preferences

2008-09-24 Thread Bill Royds
On 24-Sep-08, at 07:33 , Faramir wrote: Robert J. Hansen escribió: Faramir wrote: Ok, let me say something on my behalf: in my experience, when something does't work as well as expected, and people say "well... lets do it 2 times, that should work", usually that leads to something that works,

Re: Changing preferences

2008-09-24 Thread Faramir
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 David Shaw escribió: > On Sep 24, 2008, at 7:33 AM, Faramir wrote: > >> Once I saw a shelf attached to the wall by no less than 24 screws. >> When the shelf was removed, the wall looked like it had been attack with >> a screw-shooting machine gun.

Re: Changing preferences

2008-09-24 Thread Faramir
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Robert J. Hansen escribió: > Faramir wrote: > I have a _big_ problem with people arguing that their personal > prejudices are actually reasonable conclusions to draw. Like Mark Twain That was never my intention, I always knew my prejudice was no

Re: Changing preferences

2008-09-24 Thread Robert J. Hansen
Kevin Hilton wrote: > What's the motivation for abandoning the AES also-rans? Insufficient love. Nobody needs SERPENT, Twofish or Blowfish, so there's a strong evolutionary pressure to either not include them or axe them from the spec. (Tiger-192 fell out of the spec the same way.) People in th

Re: Changing preferences

2008-09-24 Thread David Shaw
On Sep 24, 2008, at 8:47 AM, Kevin Hilton wrote: Thanks for the quoted sections from Applied Cryptography. Just to throw more fuel on the fire, however from the quoted material, it would seem that Serpent and 3DES have a lot in common -- slowness, but security. Again a lot of ciphers are alrea

Re: Changing preferences

2008-09-24 Thread David Shaw
On Sep 24, 2008, at 7:33 AM, Faramir wrote: Once I saw a shelf attached to the wall by no less than 24 screws. When the shelf was removed, the wall looked like it had been attack with a screw-shooting machine gun. Sure, the shelf was firmly attached to the wall, but it would have been bett

Re: Changing preferences

2008-09-24 Thread Kevin Hilton
> Purely historical reasons. Also, the SERPENT design team, much like the > Twofish design team, is strongly pushing abandoning the AES also-rans > and using AES. > What's the motivation for abandoning the AES also-rans? I can see the motivation for not including them in the OpenGPG specificati

Re: Changing preferences

2008-09-24 Thread Robert J. Hansen
Kevin Hilton wrote: > would seem that Serpent and 3DES have a lot in common -- slowness, but > security. Arguably true. > How a cipher like cast5, but not Serpent could be > included, other than for historical reasons, is beyond me. Purely historical reasons. Also, the SERPENT design team, much

Re: Changing preferences

2008-09-24 Thread Robert J. Hansen
Faramir wrote: > So probably it is a mistake to try to explain in a logical way > something that is, by definition, non based on logic. I don't have any problem with people having their own personal likes and dislikes. I like Blowfish; I use it, although I don't recommend it to others. I have a

Changing preferences

2008-09-24 Thread Kevin Hilton
Thanks for the quoted sections from Applied Cryptography. Just to throw more fuel on the fire, however from the quoted material, it would seem that Serpent and 3DES have a lot in common -- slowness, but security. Again a lot of ciphers are already included in GnuPG, many it seems for historical r

Re: Changing preferences

2008-09-24 Thread Faramir
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Robert J. Hansen escribió: > Faramir wrote: >> Ok, let me say something on my behalf: in my experience, when >> something does't work as well as expected, and people say "well... >> lets do it 2 times, that should work", usually that leads to >> som

Re: Changing preferences

2008-09-24 Thread Faramir
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Robert J. Hansen escribió: > Faramir wrote: >> Maybe he said both things, my source was wikipedia, but they provided >> a link to the interview where he said that: > > Add this to the list of things Wikipedia has screwed up. No, it was me who s

Re: Changing preferences

2008-09-24 Thread John Clizbe
John Clizbe wrote: > And in /Applied Cryptography/, they write[3]: D'OH! Up to late after plumbing emergency... That should read, And in /Practical Cryptography/, they write[3]: > [3] Ferguson, Niels & Schneier, Bruce. /Practical Cryptography/. > John Wiley & Sons, 2003. [Pages 63-64] > [4]

Re: Changing preferences

2008-09-24 Thread John Clizbe
Faramir wrote: > Robert J. Hansen escribió: >> Faramir wrote: >>> didn't include Blowfish because I was told it is not supported by PGP > >> PGP can read Blowfish traffic. It won't generate Blowfish traffic, but >> that's a separate issue. > > Interesting... I will add it to my list... please

Re: Changing preferences

2008-09-23 Thread Robert J. Hansen
Faramir wrote: > Ok, let me say something on my behalf: in my experience, when > something does't work as well as expected, and people say "well... > lets do it 2 times, that should work", usually that leads to > something that works, but it is not as good as it could be... False premise. DES wo

Re: Changing preferences

2008-09-23 Thread Robert J. Hansen
Faramir wrote: > Maybe he said both things, my source was wikipedia, but they provided > a link to the interview where he said that: Add this to the list of things Wikipedia has screwed up. Schneier has repeatedly advocated for AES. Go read his _Practical Cryptography_ and see what he says abo

Re: Changing preferences

2008-09-23 Thread Robert J. Hansen
Kevin Hilton wrote: > I've often wondered the consequences of such an action -- whether > this makes the chance of a collision higher or equal in comparing the > SHA512 modified hash product to the SHA256 hash product. Perhaps > someone could elaborate on this. Theoretically? None. Practically?

Re: Changing preferences

2008-09-23 Thread Faramir
ant, and well-studied. I have a personal > liking for it just for its simplicity. And according to Wikipedia, the only known way to break the full 16 rounds implementation is brueforce... it seems the only one who recommends to move is its author... > The all time best advice re: prefe

Re: Changing preferences

2008-09-23 Thread Faramir
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Robert J. Hansen escribió: > Faramir wrote: >> I think I will add some more algos, to avoid using 3DES (while it >> should be safe enough... I don't like the solution "lets do it 3 times") > Not to ask a dunce question here, but why not? I will

Re: Changing preferences

2008-09-23 Thread David Shaw
On Sep 23, 2008, at 11:32 PM, Kevin Hilton wrote: Robert can probably give a better explanation that I, however with 3072 DSA signing keys, the SHA512 and SHA256 algorithms "functionally" produce the same length hash since the lower 256 bits are dropped as per the FIPS specification. I've often

Re: Changing preferences

2008-09-23 Thread David Shaw
On Sep 23, 2008, at 11:03 PM, Faramir wrote: Well, I wrote what I intend to use as default preferences, but before modifying anything I wanted to ask opinions... For encryption: AES256 AES192 TWOFISH AES CAST5 3DES (didn't include Blowfish because I was told it is not supported by PGP

Re: Changing preferences

2008-09-23 Thread David Shaw
On Sep 23, 2008, at 7:24 PM, Faramir wrote: I think I will add some more algos, to avoid using 3DES (while it should be safe enough... I don't like the solution "lets do it 3 times") 3DES is arguably the "best" (defined as "has been studied the most and hasn't been broken") algorithm in O

Changing preferences

2008-09-23 Thread Kevin Hilton
Robert can probably give a better explanation that I, however with 3072 DSA signing keys, the SHA512 and SHA256 algorithms "functionally" produce the same length hash since the lower 256 bits are dropped as per the FIPS specification. I've often wondered the consequences of such an action -- wheth

Re: Changing preferences

2008-09-23 Thread Robert J. Hansen
ndon Twofish and move to AES. A lot of people are still quite fond of Blowfish. It's a beautifully simple algorithm, quite elegant, and well-studied. I have a personal liking for it just for its simplicity. The all time best advice re: preferences is "unless you know what you're do

Re: Changing preferences

2008-09-23 Thread Faramir
lack of vocabulary ;-) Well, I wrote what I intend to use as default preferences, but before modifying anything I wanted to ask opinions... For encryption: AES256 AES192 TWOFISH AES CAST5 3DES (didn't include Blowfish because I was told it is not supported by PGP, and also its author says pe

Re: Changing preferences

2008-09-23 Thread Faramir
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 David Shaw escribió: >> Now that the algorithm has been changed for picking preferred >> algorithms, can someone please explain how the new algorithm works if I was forgetting to ask: does this change mean we will see a GPG 1.4.9b (or 1.4.10) ver

Re: Changing preferences

2008-09-23 Thread David Shaw
On Sep 23, 2008, at 10:37 PM, Robert J. Hansen wrote: Kevin Hilton wrote: Now that the algorithm has been changed for picking preferred algorithms, can someone please explain how the new algorithm works if the personal preferences are omitted? Borda counting. http://en.wikipedia.org/wiki

Re: Changing preferences

2008-09-23 Thread Robert J. Hansen
Faramir wrote: > I think I will add some more algos, to avoid using 3DES (while it > should be safe enough... I don't like the solution "lets do it 3 times") Um. Not to ask a dunce question here, but why not? It's perfectly safe. In fact, 3DES is probably the most trustworthy algorithm on thi

Re: Changing preferences

2008-09-23 Thread Robert J. Hansen
Kevin Hilton wrote: > Now that the algorithm has been changed for picking preferred > algorithms, can someone please explain how the new algorithm works if > the personal preferences are omitted? Borda counting. http://en.wikipedia.org/wiki/Borda_count Once you've gone off and r

Re: Changing preferences

2008-09-23 Thread David Shaw
On Sep 23, 2008, at 6:38 PM, Kevin Hilton wrote: Now that the algorithm has been changed for picking preferred algorithms, can someone please explain how the new algorithm works if the personal preferences are omitted? Someone had previously posted a very informative example with three users

Re: Changing preferences

2008-09-23 Thread John Clizbe
Faramir wrote: >I had to use a dictionary for the first message, and what I found > didn't make any sense... according to my dictionary, a "cap" is > something closely related to a hat, A 'cap' may also (and more likely) refer to a limit usually an upper bound > so I though maybe the "cap se

Re: Changing preferences

2008-09-23 Thread Faramir
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Robert J. Hansen escribió: > Faramir wrote: >> What do you mean? I didn't understand the "cap set" concept, or at >> least, the meaning of these words (I think probably is due my lack of >> vocabulary...). > > Imagine a group of people are going

Re: Changing preferences

2008-09-23 Thread Faramir
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Kevin Hilton escribió: > Now that the algorithm has been changed for picking preferred > algorithms, can someone please explain how the new algorithm works if > the personal preferences are omitted? Someone had previously posted

Re: Changing preferences

2008-09-23 Thread John W. Moore III
-BEGIN PGP SIGNED MESSAGE- Hash: SHA512 David Shaw wrote: > Huh? You don't have preferences now Yes, I have done the 'setpref' thingy on My Key. I suspect that from this thread countless Others have or are doing so. My Point is that until My Key _with_ adverti

Changing preferences

2008-09-23 Thread Kevin Hilton
Now that the algorithm has been changed for picking preferred algorithms, can someone please explain how the new algorithm works if the personal preferences are omitted? Someone had previously posted a very informative example with three users with their key preferences, and showed how the

Re: Changing preferences

2008-09-23 Thread David Shaw
y 99242560) and you. My preferences are (and I really need to update these) AES, TWOFISH, CAST5, BLOWFISH, 3DES. The only algorithms that are even possible here (because we both have them) are AES, CAST5, and 3DES. AES is clearly the most popular of these three, so AES will be chosen. B

Re: Changing preferences

2008-09-23 Thread Faramir
ncrypted > using 3DES. ;) But... I didn't modify my key preferences, and showpref shows: Cifrado: AES256, AES192, AES, CAST5, 3DES Resumen: SHA1, SHA256, RIPEMD160 Compresión: ZLIB, BZIP2, ZIP, Sin comprimir Características: MDC, Sevidor de claves no-modificar So I figure the default most

Re: Changing preferences

2008-09-23 Thread David Shaw
hing changes until a Key is 'refreshed' on individual > Keyrings? > > The fact of the matter is that unless someone has a current Key with > preferences then the existing Key will be the one that is used. Huh? You don't have preferences now, but will add some for this fea

Re: Changing preferences

2008-09-23 Thread Robert J. Hansen
John W. Moore III wrote: > So, nothing changes until a Key is 'refreshed' on individual > Keyrings? Nope! There's no need to update your keyrings. This affects GnuPG's executable code only -- there are no changes needed to your gpg.conf, nor any key refreshes that need to occur.

Re: Changing preferences

2008-09-23 Thread John W. Moore III
The fact of the matter is that unless someone has a current Key with preferences then the existing Key will be the one that is used. I've got a shilling that says 99% of My Messages will still be Encrypted using 3DES. ;) JOHN ;) Timestamp: Tuesday 23 Sep 2008, 17:16 --400 (Eastern Day

Re: Changing preferences

2008-09-23 Thread David Shaw
or may > > not follow your exact chosen order for a given message. However, it will > > only ever choose an algorithm that is on the list of every recipient key. > > See also the INTEROPERABILITY section. > > Sounds good to me. It seems to cover what people mostly

Re: Changing preferences

2008-09-23 Thread John W. Moore III
-BEGIN PGP SIGNED MESSAGE- Hash: SHA512 Mark H. Wood wrote: > Sounds good to me. It seems to cover what people mostly need to know, > and is compact enough for a man page. Color Me "behind-the-times" but I seriously thought the Man Page was succinct and clear regarding this. :-\ JOHN

Re: Changing preferences

2008-09-23 Thread reynt0
On Sun, 21 Sep 2008, Robert J. Hansen wrote: . . . GnuPG's preference lists are arcane and counterintuitive, and the source of a great deal of frustration. If it would help to get some documentation written outlining precisely how it works and why, I would be happy to stop the bikeshedding and

Re: Preferences...

2008-09-23 Thread John W. Moore III
-BEGIN PGP SIGNED MESSAGE- Hash: SHA512 David Shaw wrote: > That's exactly it. Camellia is a very popular algorithm in Japan. > Including it doesn't buy us much new from the cryptographic perspective > as we already have strong 128-bit ciphers in OpenPGP, but it does buy us > something

Re: Changing preferences

2008-09-23 Thread Mark H. Wood
On Tue, Sep 23, 2008 at 09:44:53AM -0400, David Shaw wrote: > On Sep 22, 2008, at 10:17 AM, Mark H. Wood wrote: > >> On Mon, Sep 22, 2008 at 12:09:00AM -0400, David Shaw wrote: >>> I'd be content with something that says "List algorithms in the order in >>> which you'd like to see them used. >> >>

Re: Changing preferences

2008-09-23 Thread David Shaw
On Sep 22, 2008, at 10:17 AM, Mark H. Wood wrote: On Mon, Sep 22, 2008 at 12:09:00AM -0400, David Shaw wrote: I'd be content with something that says "List algorithms in the order in which you'd like to see them used. There's the problem right there. "Used" when? When sending? apparently

Re: Changing preferences

2008-09-23 Thread Robert J. Hansen
Robert J. Hansen wrote: > Remove the option. Apologies for the multiple send. I had a network bounce (or three) while sending this; apparently, Thunderbird wasn't able to register that the message had gone through. ___ Gnupg-users mailing list Gnupg-

Re: Preferences...

2008-09-23 Thread David Shaw
On Sep 23, 2008, at 8:44 AM, Werner Koch wrote: On Tue, 23 Sep 2008 14:00, [EMAIL PROTECTED] said: proper code lines. While 'interoperability' testing has not occurred; I have been able to successfully utilize Camellia without Again: Please do not use this cipher for anything other than

Re: Changing preferences [again and again and again....]

2008-09-23 Thread Mark H. Wood
thing you feel is confusing. > > > > Remove the option. > > > > Seriously. I think key preferences ought to be considered analogous to > > "--cipher-algo": you can tweak them if you want, but it's not > > recommended and should be hidden from

Re: Preferences...

2008-09-23 Thread John W. Moore III
-BEGIN PGP SIGNED MESSAGE- Hash: SHA512 Werner Koch wrote: > I also wonder why so many people are interested in it. Well Werner, because You have 'Groupies' that cleave to You like they would to Phil Zimmerman if He were so Publicly available. Folks are 'interested' because it is New &

Re: Preferences...

2008-09-23 Thread Werner Koch
On Tue, 23 Sep 2008 14:00, [EMAIL PROTECTED] said: > proper code lines. While 'interoperability' testing has not > occurred; I have been able to successfully utilize Camellia without Again: Please do not use this cipher for anything other than pure interop testing. The identifier assigned to C

Re: Changing preferences

2008-09-23 Thread John W. Moore III
-BEGIN PGP SIGNED MESSAGE- Hash: SHA512 Robert J. Hansen wrote: > Remove the option. > > Seriously. I think key preferences ought to be considered analogous to > "--cipher-algo": you can tweak them if you want, but it's not > recommended and should be h

Re: Preferences...

2008-09-23 Thread John W. Moore III
-BEGIN PGP SIGNED MESSAGE- Hash: SHA512 David Shaw wrote: > them... but there is no guarantee that those messages will be > decryptable, ever. You've got a gun pointed at your foot. Be careful > you don't pull the trigger. Ah Jeez, David; You are too rough on the individual who incorpo

Re: Changing preferences

2008-09-23 Thread David Shaw
gt; Seriously. I think key preferences ought to be considered analogous to > "--cipher-algo": you can tweak them if you want, but it's not > recommended and should be hidden from the user by default. If a user > uses the --expert flag while --edit-keying, then present it. Othe

Re: Changing preferences

2008-09-23 Thread Mark H. Wood
On Mon, Sep 22, 2008 at 12:09:00AM -0400, David Shaw wrote: > I'd be content with something that says "List algorithms in the order in > which you'd like to see them used. There's the problem right there. "Used" when? When sending? apparently not. When others send to me? apparently so. Someho

Re: Changing preferences

2008-09-23 Thread David Shaw
I made the question, I must agree with that point of > view, since my concern was -being the receiving end- how to modify my > preferences without making my key unusable or at least, less-usable. > >However, it is true I should not give for granted I will always > receive messag

Changing preferences

2008-09-23 Thread Kevin Hilton
time spent in order to make the gnupg project very successful. In order to provide effective documentation, contributors must know all the nuances of the project and have a very good working knowledge of the various options. Its clear that the preferences among how the different ciphers or hashes

Changing preferences

2008-09-23 Thread Kevin Hilton
time spent in order to make the gnupg project very successful. In order to provide effective documentation, contributors must know all the nuances of the project and have a very good working knowledge of the various options. Its clear that the preferences among how the different ciphers or hashes

Re: Preferences...

2008-09-23 Thread Laurent Jumet
? >>? S12 CAMELLIA192 ? ? ? >>? S13 CAMELLIA256 ? ? ? >>?? >But... is Camellia already implemented? :O >I didn't know about that... or maybe, the S11 to S13 places are > reserved for future use?

Re: Changing preferences

2008-09-23 Thread David Shaw
On Mon, Sep 22, 2008 at 02:37:17AM -0500, Robert J. Hansen wrote: > Faramir wrote: > >> No, but they may be operating on the assumption their preference list > >> matters. (Which it very often doesn't; encrypting-to-self and another > >> recipient means there's a 50/50 chance their preference list

Re: Changing preferences

2008-09-23 Thread Charly Avital
Robert J. Hansen wrote the following on 9/22/08 3:47 AM: > David Shaw wrote: >> If they are so horrible, suggest a different way to handle them. Better >> to fix it in code rather than document something you feel is confusing. > > Remove the option. > > Seriously. I

Re: Preferences...

2008-09-23 Thread David Shaw
On Sep 22, 2008, at 3:33 AM, Faramir wrote: But... is Camellia already implemented? :O I didn't know about that... or maybe, the S11 to S13 places are reserved for future use? They are reserved for experimentation in GPG. Don't use them. They're for interoperability testing only. Dav

Re: Preferences...

2008-09-23 Thread David Shaw
On Sep 22, 2008, at 1:52 AM, Laurent Jumet wrote: Hello ! To set the preferences, this can help: ?? ? Cipher-Algos:? Digest-Algos:? Compress-Algos

Re: Changing preferences

2008-09-23 Thread Dirk Zemisch
Good morning GnuPG users! the following mail hit my mailbox about fifty times now - I think it's enough. :-) I thougt, it is my client, fetching the same mail from the server, but looking there, I found all the mails ther too. :-( Anyone else have the same problem? If not, I will search for the

Re: Changing preferences

2008-09-23 Thread Robert Holtzman
On Mon, 22 Sep 2008, Robert J. Hansen wrote: David Shaw wrote: If they are so horrible, suggest a different way to handle them. Better to fix it in code rather than document something you feel is confusing. Remove the option. .snip. 44 instances of t

Re: Changing preferences

2008-09-22 Thread Robert J. Hansen
David Shaw wrote: > If they are so horrible, suggest a different way to handle them. Better > to fix it in code rather than document something you feel is confusing. Remove the option. Seriously. I think key preferences ought to be considered analogous to "--cipher-algo": you c

Re: Changing preferences

2008-09-22 Thread Robert J. Hansen
Faramir wrote: >> No, but they may be operating on the assumption their preference list >> matters. (Which it very often doesn't; encrypting-to-self and another >> recipient means there's a 50/50 chance their preference list will be >> treated as a cap set. It would appear this ought to be made c

Re: Preferences...

2008-09-22 Thread Faramir
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 Laurent Jumet escribió: > Hello ! > > To set the preferences, this can help: > >?? >? Cipher-Algos:? Digest-Algos:

Preferences...

2008-09-21 Thread Laurent Jumet
Hello ! To set the preferences, this can help: ?? ? Cipher-Algos:? Digest-Algos:? Compress-Algos: ? ?? ? ? ? Z0 Uncompressed

Re: Changing preferences

2008-09-21 Thread Faramir
h that point of view, since my concern was -being the receiving end- how to modify my preferences without making my key unusable or at least, less-usable. However, it is true I should not give for granted I will always receive messages using my preferences (and that is the reason why I finally ad

Re: Changing preferences

2008-09-21 Thread David Shaw
On Sep 21, 2008, at 11:57 PM, Robert J. Hansen wrote: David Shaw wrote: If someone wants to know how to set their preference list, they're not trying for new and fun ways to violate the spec. No, but they may be operating on the assumption their preference list matters. (Which it very ofte

Re: Changing preferences

2008-09-21 Thread Robert J. Hansen
David Shaw wrote: > If someone wants to know how to set their preference list, they're not > trying for new and fun ways to violate the spec. No, but they may be operating on the assumption their preference list matters. (Which it very often doesn't; encrypting-to-self and another recipient means

Re: Changing preferences

2008-09-21 Thread David Shaw
On Sep 21, 2008, at 10:30 PM, Kevin Hilton wrote: If you never want to see that algorithm used ever, leave it off the list completely. Not to beat a dead horse, but this statement isn't exactly true. The sender can force the use of a particular algorithm that is not on the list. I take objec

Re: Changing preferences

2008-09-21 Thread David Shaw
On Sep 21, 2008, at 10:52 PM, Kevin Hilton wrote: I'm not here to create an argument, however the option(s) cipher-algo digest-algo is specifically addressed within the documentation. I know. I wrote the part of the documentation that told people not to use them. GPG is a very flexible p

Re: Changing preferences

2008-09-21 Thread David Shaw
case ignoring all the Ppr1, Ppr2, etc and any ordering in the Pr1, Pr2, etc. Is this wrong? Partially. You need to remember that the "sender" preferences are not relevant here. OpenPGP has no concept of a sender. All it knows are keys, and there is no particular requirement fo

Changing preferences

2008-09-21 Thread Kevin Hilton
I'm not here to create an argument, however the option(s) cipher-algo digest-algo is specifically addressed within the documentation. All the scenarios you are speaking about are extremely unrealistic, not documented in the documentation, and would take extreme measures to fulfill. I except you

Changing preferences

2008-09-21 Thread Kevin Hilton
> If you never want to see that algorithm used ever, leave it > off the list completely. Not to beat a dead horse, but this statement isn't exactly true. The sender can force the use of a particular algorithm that is not on the list. I take objection to the use of the work "never". -- Kevin

Re: Changing preferences

2008-09-21 Thread David Shaw
e maybe I would rather receive messages with some algorithms, that doesn't mean I don't want to use other algorithms if the preferred ones are not available... I figure the answer is "no, the sender still can use the algo's you forgot to add to your preferences list",

Changing preferences

2008-09-21 Thread Kevin Hilton
ss you force an algorithm -- with the cipher-algo preference, if your personal-preference list and the preferences associated with the public key (showpref or pref) have no matches in common (this is not a union of the sets), then 3DES is chosen by default. I believe all gnupg version since inception ha

Re: Changing preferences

2008-09-21 Thread Faramir
other OpenPGP software? I ask this question because, while maybe I would rather receive messages with some algorithms, that doesn't mean I don't want to use other algorithms if the preferred ones are not available... I figure the answer is "no, the sender still can use the algo&

Re: Changing preferences

2008-09-21 Thread reynt0
On Thu, 18 Sep 2008, David Shaw wrote: . . . 1) Take the intersection of all recipients preference lists. This rules out any algorithms that would be unusable by someone. 2) Elect a "decider". The decider is the one person whose ordered list we will honor the rankings for. If the user has sp

Changing preferences

2008-09-18 Thread Kevin Hilton
> GnuPG in particular works like this: > > 1) Take the intersection of all recipients preference lists. This > rules out any algorithms that would be unusable by someone. > 2) Elect a "decider". The decider is the one person whose ordered > list we will honor the rankings for. If the user has sp

Re: Changing preferences

2008-09-18 Thread David Shaw
On Sep 18, 2008, at 6:30 PM, Robert J. Hansen wrote: David Shaw wrote: The preferences on the keys are used by people encrypting a message *to* those keys. It indicates that algorithms the keyholders prefer. If AES256 is listed first in personal-cipher-preferences, it doesn't matt

Re: Changing preferences

2008-09-18 Thread Robert J. Hansen
David Shaw wrote: > The preferences on the keys are used by people encrypting a message > *to* those keys. It indicates that algorithms the keyholders prefer. If AES256 is listed first in personal-cipher-preferences, it doesn't matter if AES256 is listed first in the recipient's

Re: Changing preferences

2008-09-18 Thread David Shaw
s > seems to rule the roost. The preferences on the keys are used by people encrypting a message *to* those keys. It indicates that algorithms the keyholders prefer. The personal-*-prefs are used by the sender. It indicates which algorithms within the above list the sender i

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