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

learn more… | top users | synonyms (1)

1
vote
1answer
20 views

The safest way to backup GPG and SSH keys

I have, in Ubuntu 14.10, generated a public and private GPG and SSH key set, but I am now needing to do a fresh install and don't want to lose them but don't just want to put them as text files on a ...
0
votes
0answers
24 views

Apt-Get missing keys and won't let me add new ones [duplicate]

APT gives me this when I run sudo apt-get update: W: GPG error: http://repository.spotify.com stable InRelease: The following signatures couldn't be verified because the public key is not ...
0
votes
1answer
14 views

gnuPG encrypt and decrypt folder

I use this command to compress and encrypt a directory: tar zcvf - /tmp/directory | gpg -c > /tmp/directory.tar.gz.gpg What is the command to decrypt and unpack at the same time?
0
votes
2answers
33 views

How do I safely uninstall gnupg?

Warned by Enigmail they soon won't support gnupg and switch to gnupg2 I installed the later. Now trying to remove gnupg, I see a bunch of software will be removed as a consequence: apt apturl ...
-1
votes
1answer
12 views

How to get rid of “The authenticity of host 'bazaar.launchpad.net (91.189.95.84)' can't be established.”

I have seen the response when ever I ssh to a server for the first time. After I give yes, it is never asked again. My question is, is there a way to solve this ? I mean I am expecting, from the very ...
1
vote
0answers
21 views

Passphrase in a script

I am trying to decrypt the content of a gEdit tab using an external script. My script is based on this article: http://blog.brunobraga.net/encrypting-and-decrypting-with-gedit/ #!/bin/bash ...
0
votes
0answers
23 views

Update Manager Error message [duplicate]

I get this message when I use Update Manager: W: GPG error: http://archive.ubuntu.com precise Release: The following signatures were invalid: BADSIG 40976EAF437D05B5 Ubuntu Archive Automatic Signing ...
1
vote
0answers
385 views

Failed to add GPGKEY at http://cuda-repo/repos/GPGKEY to apt keys

I am trying to install JetPack-1.1.0 to my Ubuntu 14.04.2 x86_64 laptop. When the installation was at between %80 and %90 it warned me for installation of cuda-toolkit-6-5 cuda-cross-armhf-6-5 failed. ...
1
vote
1answer
86 views

Too many no_pubkey errors . How to fix?

After some updates few months ago i have these outputs: W: Erro GPG: http://sft.if.usp.br trusty Release: As assinaturas a seguir não puderam ser verificadas devido à chave pública não estar ...
1
vote
1answer
33 views

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 ...
1
vote
1answer
26 views

GnuPG key management - Revoke, delete or expire? [closed]

What's the best practice for eliminating keys you don't want? So I figured out that I have an extra set of keys. What I want to know is if I should expire the ones I don't want or revoke them or ...
0
votes
1answer
21 views

GnuPG Error - GnuPG failed to start because of “unsafe permissions” [duplicate]

Every time I start Kubuntu, I get same error. Here is the KSnapshot: Any suggestions on how to fix it?
0
votes
0answers
18 views

Key exists already but getting GPG error

I am using Ubuntu 14.04 64 bit desktop,and updating worked fine before, but suddenly it doesn't (it is a long time from last updating, so I can't ensure what operation leads this problem). As you ...
1
vote
1answer
52 views

Can't connect to ubuntu keyserver when guest in virtualbox

I'm trying to install an application on an Ubuntu 10.04 via a ppa. This setup is necessary since a customer's error seems to be platform dependent. Here's what sudo add-apt-repository ppa:user/app ...
0
votes
1answer
109 views

Unable to update ubuntu 12.04: GPG error : the public key is not available: NO_PUBKEY 3EF2666A18CEC0F6

W: GPG error: http://download.opensuse.org Release: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 3EF2666A18CEC0F6 W: Failed to fetch ...
1
vote
2answers
45 views

GPG says that it needs a passphrase but it actually doesn't

I try to use GPG to sign files but something confuses me: If I enter in the terminal (the file I want to sign is called "checksums") it says: $ gpg -s checksums You need a passphrase to unlock ...
0
votes
0answers
18 views

Trouble adding a PPA and verifying with signing ring [duplicate]

I'm trying to add the ppa deb http://ppa.launchpad.net/sunab/kdenlive-release/ubuntu trusty main I've tried adding it to /etc/apt/sources.list but during the update process I get this error. W: ...
0
votes
0answers
169 views

GPG Password Agent and SSH Key Agent

Yesterday I wanted to add an app to the startup menu, and I noticed that there are two instances that weren't there before: GPG Password Agent and SSH Key Agent. I didn't install those, and I read it ...
0
votes
1answer
24 views

gpg equivalent of ssh-add?

I'm trying to use a passphrase-protected GPG key with Obnam, which invokes gpg (1.4.x on Ubuntu Server 14.04) in batch mode. gpg can't ask for the password in batch mode. All gpg-agent stuff that I ...
0
votes
2answers
2k views

Signatures not verified [duplicate]

These are the signature errors that persist after I tried several fixes mentioned on the Internet W: GPG error: http://deb.opera.com stable InRelease: The following signatures couldn't be verified ...
0
votes
1answer
76 views

gnupg permissions problems on dual OS machine

I am running Thunderbird with GnuPG on a dual OS machine (Ubuntu 14.04 and Windows 8.1). I forward Ubuntu's GnuPG to the Windows GnuPG with a symlink (according ...
1
vote
1answer
62 views

GPG Key/File Naming Confusion

When managing encryption keys in Ubuntu, I created a GPG key through the CLI with gpg --gen-key. Ubuntu provides a nice little GUI for managing keys called "Passwords and Keys". It however lists keys ...
0
votes
1answer
244 views

How to easily install any GPG GUI on Ubuntu that actually works?

I am trying to install any GnuPG GUI for easy encryption/decryption of text, and I feel like I am in bizarro world where nothing works at all. On Mac OS X, I use GPGTools and it works flawlessly, so I ...
4
votes
4answers
780 views

PGP Enigmail Problem, can no longer decrypt or sign my own messages

From one day to another my Enigmail Thunderbird Plug-In stopped working and I can no longer decrypt messages send to me encrypted with my public key. Even if I wrote these messages myself. Every time ...
0
votes
2answers
89 views

Silent installation for apt-get

For work I have to prepare a lot of PCs. I have to shove bunch of sudo apt-get install commands into the terminal - that's quite tedious. I could probably put all of them into sh script (maybe), but ...
0
votes
1answer
70 views

What is GPG error?

When my update is complete I am getting an GPG error but I don't know what is GPG.Can someone explain me what is this error and why it has occurred? I know how to fix it but I want to know what is ...
0
votes
1answer
243 views

Package with bad signature got instlaled on second try: how?

I executed my daily sudo apt-get update && sudo apt-get upgrade command, and got a bad signature error when hitting google chrome: Fetched 2178 kB in 2s (981 kB/s) Reading package lists... ...
1
vote
0answers
39 views

Updated to 14.04, Mutt only S/MIME? Whence PGP/MIME?

I might be going senile. Using the stock Mutt on 13.04 I was able to something like (E)ncrypt (from memory) and have it use GnuPG. With 14.04, the Mutt 1.5.21 that came with the upgrade, there's an ...
1
vote
0answers
120 views

Seahorse/gnupg: encryption not working properly in 14.10

I installed both 32bit and 64bit Utopic Unicorn on 2 PCs. As I usually do, I copied the .gnupg folder into the /home directory and installed seahorse-nautilus. Now I can decrypt my old files as usual ...
1
vote
0answers
166 views

gpg ask for passphrase every time although gpg-agent is configured

On Kubuntu Trusty and before, I had the GnuPG agent set up such that it would only ask for the password occasionally, like this: I have a .gnupg/gpg.conf: utf8-strings keyserver-options ...
0
votes
2answers
224 views

Unable to connect and GPG Error on Ubuntu 14.04

I have been getting the following error when i apt-get update Err http://extras.ubuntu.com trusty InRelease Err http://extras.ubuntu.com trusty Release.gpg Unable to ...
0
votes
1answer
48 views

How to make non-ascii-armored public key from ascii-armored secret key

I have old key pair (GnuPG keys), both only ascii-armored 1 fresh Ubuntu-Desktop 14.04 installation How can I make a non-ascii armored public key from the old secret key?
1
vote
1answer
2k views

GPG error: http://it.archive.ubuntu.com trusty InRelease: Clearsigned file isn't valid, got 'NODATA' (does the network require authentication?) [duplicate]

apt-get used to work until a couple of days ago. Now I am banging my head on the wall with no avail. This is the output from a Ubuntu server 14.04 sudo apt-get update Get:1 ...
0
votes
1answer
1k views

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 ...
4
votes
1answer
385 views

GPG Error (Trusty 14.04)

Every time I try to run sudo apt-get update I get the following after Reading Package Lists: W: GPG error: http://repos.codelite.org trusty InRelease: The following signatures couldn't be verified ...
1
vote
0answers
305 views

sudo apt-get update fails after running add-apt-repository -y ppa:git-core/ppa

I have a freshly installed Ubuntu 14.04. I have an issue trying to run sudo apt-get update on it after running add-apt-repository commands. For example, before running add-apt-repository -y ...
0
votes
1answer
60 views

How to find GnuPG keys for apt-get source?

Why trying to download the dbus package using: $ apt-get source dbus,I get the following warning: gpgv: Signature made Wed 17 Sep 2014 11:10:07 PM CST using RSA key ID A744BE93 gpgv: Can't check ...
1
vote
0answers
35 views

adding gpg keys

I am wondering if I add gpg key to my trusted keys using: apt-key add is this key checked every time I'm going to download any software from ppa which key belong? Can someone explain this ...
1
vote
0answers
93 views

How to cache pgp passphrase permanently with seahorse (14.04)

I am trying to get seahorse-daemon (formerly seahorse-agent) to cache the passphrase for private pgp keys permanently. I have used dconf-editor to set "gpg-cache-method" to always, but the setting is ...
0
votes
0answers
25 views

Refreshing package list fails with “public key is not available” [duplicate]

This error comes when I try to run sudo apt-get update W: GPG error: http://ppa.launchpad.net trusty Release: The following signatures couldn't be verified because the public key is not available: ...
0
votes
0answers
172 views

InRelease: Clearsigned file isn't valid, got 'NODATA' (does the network require authentication?) Ubuntu 14.04 LTS [duplicate]

I see this question was asked already, but I cannot find the answer for me. Here is the error I get, and I get it from today or yesterday - apt-get worked until few days ago: orliin@vbox:~$ sudo ...
2
votes
1answer
120 views

Why am I unable to access OpenPGP keys on Seahorse and access encrypted files?

I am unable to access my OpenPGP keys on Seahorse. I tried to create a new key but the key never appeared (though it did prompt me for details). After trying to create a new keyring none of the keys ...
1
vote
1answer
38 views

Signatures Invalid and Problem with MergeList error

So, whenever I try to update repos recently (via apt-get), I get something like this: Reading package lists... Error! W: GPG error: http://ppa.launchpad.net trusty Release: The following signatures ...
8
votes
1answer
18k views

GPG ERROR NO_PUBKEY : WARNING: The following packages cannot be authenticated! [closed]

I have just stared to receive some strange errors regarding GPG keys. Namely I have just added ppa:ubuntu-toolchain-r/test and wanted to update and after that I got this: W: GPG error: ...
7
votes
1answer
2k views

“no public key available” while upgrading using update-manager

I decided to upgrade 12.04 to Ubuntu 14.04 latest. I followed... sudo update-manager -d Then it's opening the update-manger GUI. After clicking the upgrade button It's return the below error list: ...
2
votes
1answer
692 views

Seahorse “Decrypt” context menu does not appear in Nautilus

I installed seahorse and seahorse-nautilus, so I can encrypt any file with right-click in Nautilus, that works, wonderful. But there is no "Decrypt" menu on any file (not even .pgp files). Is it a ...
1
vote
1answer
45 views

gpg creation but no progress bar

Is there no longer a progress bar or some indecator when you create a gpg key in the passwords and keys app? I wasnt sure it was doing anything until later my new keys were there. Should this be ...
0
votes
1answer
41 views

Is .gnupg vital when upgrading 12.04 to 14.04.1

My "/home/owlsglobal/.gnupg" as not been getting 'backed up' for several months. (No idea why it stopped working.) Might an upgrade from 12.04 to 14.04.1 solve this problem, or should I solve this ...
0
votes
1answer
63 views

GnuPG installed from source causing issue with Seahorse and GPA

I have installed GnuPG version 1.4.18 by building from source, so it got installed to /usr/local/bin. That causes issues with Seahorse as well as GPA because they keep looking for the application in ...
1
vote
2answers
234 views

Don't remember PGP passphrase until end of session [duplicate]

To use my PGP key I always have to enter my passphrase. But as it happens, I have to unlock the key only once for every session. The desired behaviour would be, that I have to unlock the key each time ...