Questions tagged [gnupg]

GNU Privacy Guard (GnuPG or GPG) is a GPL Licensed alternative to the PGP suite of cryptographic software. GnuPG is compliant with RFC 4880, which is the current IETF standards track specification of OpenPGP.

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Should one really disable AEAD for recent GnuPG created PGP keys?

Apparently, there are some problems with the new defaults that are set when one creates a PGP key using a recent version of GnuPG (2.4). I ran into this after generating a new ECC/ED25519 key to ...
Tobias Leupold's user avatar
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Encrypting with generic GPG key in gpg4win

One of our business partners has a PGP domain key where the key is valid for encryption to any email address of the business. The user id of the key is like [email protected] - and for the life of ...
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Decrypting with gnupg

In Linux, I'm familiar with decrypting .gpg files at the command line. But it seems to me that if I want to save a decrypted file in the same folder from where the unencrypted file was, then I always ...
Paul Benson's user avatar
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gpg: failed to create temporary file - problematic hostname

I've stumbled upon an interesting case with setting up gpg on Mac OS: gpg: failed to create temporary file '/Users/pprazak/.gnupg/.#lk0x000060000145c100.NAME WITH SPACES.53297': No such file or ...
Paweł Prażak's user avatar
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Creating PGP key for file encryption in a single command

I am looking for a single, non-interactive command to generate a PGP key that can be used for file encryption. According to the gpg docs, I should be able to run this to create a key capable of ...
wheeler's user avatar
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How to retrieve past Github GPG keys?

Github's public GPG key very recently (2024-01-16) expired. I have deleted my locally stored public key copy of that key and cannot verify old commits of our repo. Now to retrieve the Github public ...
Fab1n's user avatar
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Dangerous vulnerability: pinentry-mac completely and continuously disables prompt for GPG passphrase

The short story: I just installed pinentry-mac and this asks me my passphrase only once but then decrypt gpg files without asking for passphrase The long story: I am running macos and I use gpg and ...
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I generated a new GPG key using GnuPG and associated multiple email addresses with it. Is it possible to remove some of these email addresses now?

I'd like to clarify that the GPG key has not been uploaded to any server yet; it only exists on my local machine. In this scenario, can I proceed with using deluid to remove certain email addresses? ...
Zoltan King's user avatar
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GnuPG: Updated gpg setpref for 2024

Using Ubuntu 22.04.3 LTS with GnuPG 2.2.27 and libgcrypt 1.9.4. Would someone in the know please suggest what the gpg --edit-key, setpref input should look like for 2024? Or a current gpg.conf file? ...
faszikam's user avatar
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Cannot protect GPG key using TPM2 on Ubuntu 22.04

I'm trying to protect a GPG key using the TPM2 available on my laptop, but I'm not having any success. Probably I'm doing something wrong, but I cannot figure out what this is. My system is running ...
sergico's user avatar
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VSCode unable to sign commits

If I try to commit something, I'm getting this error. > git -c user.useConfigOnly=true commit --quiet --allow-empty-message --file - -S error: gpg failed to sign the data: gpg: skipped <redacted&...
MathIsNice1729's user avatar
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The command sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys does not work for me

i tried several fixes i could find for GPG issues, like sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys PUB_KEY, also using the port 80 and even adding manually the pub_key but i still ...
André Marchesini de Aguiar's user avatar
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Cannot bypass GPG check to reinstall packages/update on Debian 7

I am trying to reinstall some packages on a debian 7.11 # lsb_release -a No LSB modules are available. Distributor ID: Debian Description: Debian GNU/Linux 7.11 (wheezy) Release: 7.11 Codename: ...
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How can I verify a package installer when there is no public key

I am preparing to install privoxy and I expected to find the privoxy public key somewhere on their website or on SourceForge or on a keyserver. I can't find it. All gpg tutorials I have found suggest ...
John's user avatar
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Kali Download Verification

I am having difficulty getting the results I expect from the Kali Linux download verification steps below. I realize there is a Kali forum on their website but they aren't accepting new registrations ...
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Cannot find GPG Key

Please help me debug this set of terminal commands. I have created a GPG key and added it to github, and am trying to sign my commits: me@my-macbook myproject % gpg --list-secret-keys --keyid-format=...
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Save Key Pair - From Terminal - Not To Persistent Storage - Tails

So . . . I am not using the persistent storage since it defeats the whole point of Tails. I am trying to save my PGP key pair to a secondary thumb drive (not the one tails is on) to be able to either ...
Richard Haverty's user avatar
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Security implications between doing gpg --export vs copying ~/.gnupg entirely

I'm trying to transfer over my private gpg keys, and I'm running into some weird advice. On one hand, I'm being told to do gpg --export and gpg --export-secret-keys, and on another, I was recommended ...
Frontear's user avatar
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GPG stops doing anything on Mac

Twice now GPG has completely stopped working for me after some time (days or weeks) of not using it. When trying to use it, no errors show up and it simply sits and does nothing until i use ctrl-c to ...
Markus Videfors's user avatar
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GPG: AllowSetForegroundWindow(13116) failed: The parameter is incorrect

I'm trying to generate a key pair in GnuGPG and receiving "GPG: AllowSetForegroundWindow(13116) failed: The parameter is incorrect." Change (N)ame, (C)omment, (E)mail or (O)kay/(Q)uit? O We ...
user2073183's user avatar
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Is it possible to recover a zip file corrupted by GnuPG?

I recently started encrypting a zip file with: gpg --symmetric my_file.zip It was taking a long time - the archive is about 300 MB - and so I decided to cancel the operation part way through. The zip ...
chancellorofpaphos's user avatar
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GPG: Which key is GPG exactly using for encrypting and decrypting?

Sometime back I installed GPG and been using it to encrypt files and text. Command used to encrypt: gpg -c file.zip > file.zip.gpg Command used to decrypt: gpg -d file.zip.gpg > file.zip Till ...
We are Borg's user avatar
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Can anyone with the passphrase decrypt a file encrypted with GnuPG plus the symmetric flag?

Say that I own Laptop A. Say that, on Laptop A, I encrypt a file using the command: gpg --symmetric my_file.txt And say that I then install that encrypted file on a USB stick. Now suppose that six ...
chancellorofpaphos's user avatar
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GPG allows importing an invalid secp256k1 public key

I came across a PGP public key that seems invalid. The key is a secp256k1 public key that supported by GPG. In fact, GPG allows importing that key even if it has an invalid secp256k1 public key inside....
Andreas Tzionis's user avatar
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How to use OpenPGP smartcard with Avtor CR-371M reader?

I have an OpenPGP card that was setup on a different computer with a different cardreader and is known to work fine for signing emails with GnuPG. Now I am trying to use it on a Windows 10 desktop ...
Roman Riabenko's user avatar
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I decided that my gnupg key I generated is not okay. I removed the ".gnupg" folder which contained it. Is that enough before generating a new key?

I generated my key with gpg --full-generate-key then it got placed inside the HOME folder's .gnupg folder. I removed the entire .gnupg folder now. Is that enough if I decide to generate a brand new ...
Zoltan King's user avatar
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GPG: [unknown] in a showpref output?

I'm inspecting my key pair by showpref and get something like this: [ unknown] (1). [email protected] <[email protected]> Cipher: AES256, AES, AES192, 3DES AEAD: Digest: SHA256, ...
playmobilmeister's user avatar
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How do I tell pass to update my key if `pass init` isn't working?

I am trying to use pass again after a longish lull, and it was (reasonably) complaining that my gpg key was expired. I used the instructions at Can you extend the expiration date of an already expired ...
Amanda's user avatar
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4096 bit key generation on OpenPGP card

What is the corresponding command to create a 4096 bit RSA key on an OpenPGP card via gpg(2) --card-edit? The documentation just indicates --algo=. I tried RSAwith different values like 3072 and 4096 -...
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Hide gpg passphrase from process list

I have made a script that lets me edit gpg encrypted files in vim: #!/bin/sh read_password() { printf "Enter passphrase: " stty -echo read password stty echo echo } ...
testing's user avatar
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Edit symmetrically encrypted file with gpg

I am writing a script that lets the user edit a gpg encrypted file with vim. I have already done it with asymmetric encryption like this: #!/bin/sh # TODO: add support for symmetric encryption if [ $...
Jeff's user avatar
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`gpg: key XXX not found: Not found` when listing public keys

Recently, when doing a gpg --list-keys <email> against my own personal email, I've noticed that GnuPG started giving me a number of errors before proceeding with normal output: $ gpg --list-keys ...
intelfx's user avatar
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Can `gpg --symmetric` produce reproducible output?

Out of curiosity, I would like to know if it possible to use gpg --symmetric in a way that encrypting the same data with the same password (and algorithms) will generate the same output each time. I ...
Gonçalo Ribeiro's user avatar
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How to sign somebody else's gpg key when master key somewhere else?

Along the same lines as this post, in which they never posted the solution. How to finally do it? What steps to follow to sign somebody else's key? I am just starting to use GPG and run into the same ...
gsal's user avatar
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2 votes
2 answers
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Unable to update with dnf because of a GPG check FAILED

Since last week I can´t update anything. If I try sudo dnf update, the process starts normally but then I get the following error: error: Verifying a signature using certificate ...
nbneo's user avatar
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GPG keys not working when using su - <user>

I've two accounts on my home machine, one work, one general. Occassionally I want to access my pass password database from my general account whilst logged in as my work user. Problem is I get the ...
James's user avatar
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Recover Kleopatra Notepad

TL;DR Where does Kleopatra store it's notepad, if it does at all ? Where can I find information on the internal notepad feature ? Details Is Kleopatra's notepad stored somewhere ? where ? Kleopatra ...
playmobilmeister's user avatar
1 vote
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1k views

How can I extend the expiration date of an expired GPG key?

I am trying to extend the expiration date of an expired GPG/PGP key, mainly using the results from this post. My steps look like this : $ gpg --list-keys pub rsa4096 2021-01-01 [C] [expired: 2023-01-...
Pankkake's user avatar
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Managing signed commits as an organization

We are looking to introduce signing of commits into our company. Currently we are leaning towards using GPG kays, but we can consider SSH if what we want cannot be achieved with GPG. We are using a ...
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Will bad thing happed if i remove an uid from my pgp key?

I added an photo uid to my openpgp keyring a few days ago. If i want to update this image later, do i have to revoke the old one and keep it on the key? I don't want to because it would obviously make ...
Starua's user avatar
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Error on exported gpg secret key from linux to Mac [duplicate]

I have exported a gpg key from linux to Mac. Exporting commands on linux are as follows gpg --export-secret-keys -a test_01.asc gpg --export -a test_01_pub.asc Importing commands on Mac are as ...
user219155's user avatar
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Adding gpg-exported ssh key to ssh-agent

I exported one authentication key from gpg to a public ssh key (with the --export-ssh-key), now I'd like to add its privat key with ssh-add to be able to clone a repository on github through the ssh ...
TornaxO7's user avatar
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Kleopatra won't open

Out of the blue Kleopatha just refuses to open, I have dug through the internet and found nothing that works. I ran it as an admin and for some reason it shows in task manager that its there but ...
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GnuPG and TPM : IPC error

Ι installed the latest version of gpg in manjaro OS: $lsb_release -a LSB Version: n/a Distributor ID: ManjaroLinux Description: Manjaro Linux Release: 22.0.4 Codename: Sikaris and test tpm ...
111's user avatar
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Is situation (with GPG) possibly a malware attack?

I am taking care of an ubuntu server (22.04) and suddenly I was not able to access some files via FTP. I checked a few things and noticed a gpg root process consuming a lot of CPU. It kept restarting ...
Jorge's user avatar
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Is there a way to import PGP keys *interactively* using GPG?

I'm using PGP since version 2.3a, and I had liked the interactive user interface of it. Specifically when opening a file with PGP keys, PGP asked me what I want to do with it, allowing me to confirm ...
U. Windl's user avatar
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gpg --pinentry-mode loopback too much data for the ICP layer in CLI (non-gui) mode?

When I use X11 GUI mode, I can enter my passphrase through the prompt without errors: 'gpg -d <my encrypted file>'. However, when I try the same from a CLI (windowless mode) specifying pinentry-...
John McGreen's user avatar
1 vote
1 answer
837 views

aws-vault: prompt for pass password if necessary

I'm using pass as a backend to aws-vault on a remote machine and it seems like I need to manually add the "password" for the profile into gpg-agent before aws-vault can make use of it. ...
Keltek's user avatar
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1 answer
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KWallet Error when attempting to decrypt the wallet ... Inappropriate ioctl for device

Whenever I try to open something that needs access to KWallet (e.g. Browser), this dialog box pops up: I've read elsewhere that to fix this you need to set the GPG_TTY environment variable to $(tty), ...
iamkneel's user avatar
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298 views

Generate GPG key on Windows 10 gives error message

gpg --generate-key This is the error message I'm getting: We need to generate a lot of random bytes. It is a good idea to perform some other action (type on the keyboard, move the mouse, utilize the ...
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