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Questions tagged [gnupg]

The GNU Privacy Guard (GnuPG) is a free replacement for PGP.

GnuPG allows to encrypt and sign your data and communication, features a versatile key management system as well as access modules for all kinds of public key directories. GnuPG, also known as GPG, is a command line tool with features for easy integration with other applications. A wealth of frontend applications and libraries are available. Version 2 of GnuPG also provides support for S/MIME.

648 questions
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GPG error: The following signatures couldn't be verified because the public key is not available

Possible Duplicate: How do I fix the GPG error “NO_PUBKEY”? after sudo apt-get update I get this error: W: GPG error: http://archive.hivemind.me all Release: The following signatures couldn't be verified because the public key is not available:…
PabloJimeno
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3 answers

How do I import a public key?

When I ran an update, I get the following error. GPG error: http://cran.wustl.edu maverick/ Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 51716619E084DAB9 Therefore, I ran the following…
ATMathew
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3 answers

Why is gpg getting upset and how do I stop it?

I recently migrated from one installation of Ubuntu to another, and in the process changed my username. I imported my public/private key pair into gpg, and while decryption (using my private key) works fine, whenever I attempt to encrypt something…
fouric
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5 answers

How do I verify an asc key fingerprint?

At the moment, I'm trying to check the fingerprint of the oracle_vbox.asc key that I downloaded from http://www.virtualbox.org/wiki/Linux_Downloads: they provide the key and the fingerprint but no instructions for reviewing this information myself.…
Amanda
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1 answer

How do I import a private key into GPG so that it becomes the default key?

I'm trying to share a GnuPG key pair by importing it into each machine. This is how I'm doing it: gpg --allow-secret-key-import --import secret.gpg.key gpg --import public.gpg.key The keys have been exported with -a. After doing this, the public…
Stefano Palazzo
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2 answers

How do I check if my OpenPGP key is in the Ubuntu keyserver?

I'm in the process of adding my OpenPGP key to Launchpad and I just uploaded it to Ubuntu's keyserver. Now I can only continue once the key is available through the keyserver. Is there a way to check if that's already the case?
htorque
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How do I use gpg-agent as with ssh-agent+ssh-add?

ssh-agent is very easy to use, I start it and add keys using ssh-add keyfile. After killing the process ssh-agent, all files are gone. How can I get the same behavior with gpg-agent? The closest program I found was gpg-preset-passphrase. But looking…
Lekensteyn
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1 answer

How do I publish a GPG Key?

This link works for Ubuntu 10 https://launchpad.net/+help-registry/openpgp-keys.html#publish How can I do this in Ubuntu 12.10 because its different in Ubuntu 12.10.
user109640
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What to do when keyserver.ubuntu.com is down?

What happens if I upload a revoke key to another keyserver different to the Ubuntu keyserver; will they be sync automatically?
chilicuil
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3 answers

"Unsafe permissions on configuration file `/home/david/.gnupg/gpg.conf" What does it mean and how to fix?

gpg: WARNING: unsafe permissions on configuration file `/home/david/.gnupg/gpg.conf' gpg: WARNING: unsafe enclosing directory permissions on configuration file `/home/david/.gnupg/gpg.conf' gpg: external program calls are disabled due to unsafe…
David
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How to share the public OpenPGP key using GnuPG?

I used GnuPG to generate a key. But looking at the GUI, I cannot tell where my public key is stored. I would like to share it with friends. I clicked on export, this exported a name.asc file, but when I open the file in gedit it is labeled as a…
BrokenCode
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1 answer

How to revoke old OpenPGP keys?

I've been foolish over the years and created a few OpenPGP keys for various reasons (mostly self teaching) and never revoked any of them or changed them etc before re-installs or whatnot. Anyhow I was wondering if there was a way to fix my…
kenny727
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3 answers

Can't upgrade GNUPG?

I'm trying to upgrade my 1.4.14 GNUPG to 2.0.26 version and the repository has 1.4.14 version... I tryied removing it and building the lastest version from the official GNUPG website downloading its source code (2.0.26), but I can't do it! it is…
Joshua Hales Silva
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GnuPG Private key can be exported without password

I'm using Seahorse on Ubuntu, and I found that using the 'export secret key' option allows me to save an unencrypted *.asc file containing my GnuPG private key, with neither root access nor the password used to secure the key. I cannot change the…
polymerasechainreaction
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Encrypt file with .asc extension from Nautilus

Is it possible to encrypt file with .asc extension directly from Nautilus? I tried with Seahorse add on but its always encrypting with gpg extension.
Ubuntuser
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