Re: GPG Signature Verification

2017-04-27 Thread Paul Taukatch
and the issue was resolved. Very much appreciated Peter! Thanks, Paul Taukatch Advanced Technologies Team / zOS Cloud Crypto From: Peter Lebbing <pe...@digitalbrains.com> To: Paul Taukatch/Poughkeepsie/IBM@IBMUS, gnupg-users@gnupg.org Date: 04/26/2017 06:24 AM Subject: Re: GPG Sig

Re: GPG Signature Verification

2017-04-26 Thread Peter Lebbing
On 24/04/17 19:23, Peter Lebbing wrote: > The part of "cmp" that would correspond to the constant part of the DER > encoding I do not recognise. It is still proper ASN.1, but it encodes a slightly different structure. I wondered whether it was DER encoded or BER encoded, because I read that BER

Re: GPG Signature Verification

2017-04-24 Thread Peter Lebbing
On 20/04/17 21:17, Paul Taukatch wrote: > Does anyone know exactly what this verify data is comprised of? "data" seems to be correct: it is an EMSA-PKCS1-v1_5 encoded RSA SHA-256 signature. As RFC 3447 states: EM = 0x00 || 0x01 || PS || 0x00 || T. PS is a string of binary 1's to fill up the

Re: GPG Signature Verification

2017-04-24 Thread Paul Taukatch
Technologies Team / zOS Cloud Crypto From: Kristian Fiskerstrand <kristian.fiskerstr...@sumptuouscapital.com> To: Paul Taukatch/Poughkeepsie/IBM@IBMUS, gnupg-users@gnupg.org Date: 04/21/2017 06:29 AM Subject: Re: GPG Signature Verification On 04/21/2017 09:16 AM, Kr

Re: GPG Signature Verification

2017-04-21 Thread Kristian Fiskerstrand
On 04/21/2017 09:16 AM, Kristian Fiskerstrand wrote: > On 04/20/2017 09:17 PM, Paul Taukatch wrote: >> I've attached my public key and debug log but please let me know if there >> is any other information that might be helpful. > > The first reference that springs to mind is [RFC4880] Section

Re: GPG Signature Verification

2017-04-21 Thread Kristian Fiskerstrand
On 04/20/2017 09:17 PM, Paul Taukatch wrote: > I've attached my public key and debug log but please let me know if there > is any other information that might be helpful. The first reference that springs to mind is [RFC4880] Section 5.2.4. Computing Signatures References: [RFC4880]

GPG Signature Verification

2017-04-20 Thread Paul Taukatch
Hello and thank you for taking the time to help out! I am developing my own implementation of the PGP specification and have a question regarding the signature generation/verification for Transferable Public Keys that maybe one of you could help shed some light on. Currently I create a single

Re: GPG signature verification problem?

2007-04-19 Thread Werner Koch
On Wed, 18 Apr 2007 22:59, [EMAIL PROTECTED] said: Interestingly, with GPGol both signatures verified correctly! It uses MIME parser code I wrote and thus tehre is some chance that it actually worked ;-) While attempts to use GPG4Win directly (open the email piece and run GPG4Win on the

RE: GPG signature verification problem?

2007-04-19 Thread Blumenthal, Uri
Interestingly, with GPGol both signatures verified correctly! It uses MIME parser code I wrote and thus there is some chance that it actually worked ;-) Yes it worked! :-) While attempts to use GPG4Win directly (open the email piece and run GPG4Win on the Current Window) fail with BAD

RE: GPG signature verification problem?

2007-04-19 Thread Blumenthal, Uri
You're getting Bad signature because gpg can't find the key. I've imported the key manually, and the result is still the same (Bad signature). GPGol has no problem verifying signature over that same message in the same Outlook window. And it can't find it because the keyserver helper program

GPG signature verification problem?

2007-04-18 Thread Blumenthal, Uri
I've tried to verify signature of the email that arrived from gnupg mailing list (sent by Ryan). Verification fails, with the following error message. I'm using GPG-v.1.4.7, and Thunderbird/Enigmail. Could somebody with a clue explain me what's wrong, and whether it's a problem with my config

Re: GPG signature verification problem?

2007-04-18 Thread Werner Koch
On Wed, 18 Apr 2007 17:20, [EMAIL PROTECTED] said: Verification fails, with the following error message. I'm using GPG-v.1.4.7, and Thunderbird/Enigmail. That seems to be TB problem. I have no problems to verify the mail. --charset utf8 --batch --no-tty --status-fd 2 -d,gpg: invalid

Re: GPG signature verification problem?

2007-04-18 Thread Charly Avital
Blumenthal, Uri wrote the following on 4/18/07 8:14 PM: I have verified the e-mail (sent by Robert), twice: in the original message from Robert, and in Robert's quoted message in Uri's e-mail. Good signature. That's a convincing proof. The base 64 encoding of the signature is broken.

Re: GPG signature verification problem?

2007-04-18 Thread Charly Avital
Blumenthal, Uri wrote the following on 4/18/07 8:14 PM: I have verified the e-mail (sent by Robert), twice: in the original message from Robert, and in Robert's quoted message in Uri's e-mail. Good signature. That's a convincing proof. The base 64 encoding of the signature is broken.

Re: GPG signature verification problem?

2007-04-18 Thread John Clizbe
Blumenthal, Uri wrote: Interestingly, with GPGol both signatures verified correctly! While attempts to use GPG4Win directly (open the email piece and run GPG4Win on the Current Window) fail with BAD signature. And GPG4Win crashes at the attempt to retrieve a key from the remote keyserver