Questions tagged [gpg4win]

Gpg4win (GNU Privacy Guard for Windows) is encryption software for files and emails.

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No secret key error

Im using Control-m to facilitate a transfer from a vendor. I use Kleopatra to generate a key pair and then give the public key to the vendor to encrypt and send us files. Every time I test ...
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21 views

'Decryption Failed: No Data' with GPG 3.0.0 and Attachmate Reflection FTP Client

Team, I'm sharing some knowledge. I was trying to download some GPG encrypted .txt files from an FTP (using Attachmate Reflection FTP) and then decrypt them. I kept receiving the error 'Decryption ...
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28 views

GnuPG - Share secret key across users on server

We are calling C:\Program Files (x86)\GnuPG\bin\gpg.exe in an execute step from a third-party client-side tool. Currently, as an intitial step, each user logs into the server and loads the key via a ...
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Difference between -u and -r in gpg

Env: Microsoft Windows [Version 10.0.17763.379] gpg (GnuPG) 2.2.11 libgcrypt 1.8.4 Kleopatra Version 3.1.4-gpg4win-3.1.5 Why does the following not work gpg -e -u 12345678 file.txt but this does ...
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138 views

Why does gpg4win's gpg-agent not authenticate me to ssh?

Preamble My understanding of gpg and ssh is medium-technical as a programmer and crypto-fan, but I'm not a huge pro in either's nitty-gritty details like configuration, "trivia" like alphabet soup ...
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30 views

.sig signature file not valid after uploading to web server

I've got a security.txt file for my web app, and to go with that, I've got a security.txt.sig file. When I test the verification process using Kleopatra on my windows 7 PC (incidentally, this is the ...
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301 views

Kleopatra not connecting to keyserver

I was trying to follow this tutorial (Bitzuma How-to) to verify the PGP key of a piece of software. I therefore installed GPG4Win (version 3.1.5) from their website which worked without a problem. I ...
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317 views

gpg-agent fordwaring on Windows using Gpg4win and PuTTY

I managed to get SSH forwarding to a Linux guest from a Windows 10 host using Gpg4win and PuTTY. I can successfully use my private key stored on an GnuPG smartcard connected on my host to login to ...
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975 views

Convert GPG private key to QR code?

How can I generate a QR code from a OpenPGP/GnuPG private key on Windows 7? Context: I created a private key pair on a Windows computer and want to import the key to my phone. The phone app has ...
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308 views

How to convert gpg4win's binary to ascii, with Notepad++

I can reliably convert gpg4win's ascii to binary using Notepad++ option "Base64 Decode" (credit: James K Polk). Works every time. But when I attempt the reverse, i.e. convert binary to ascii, it ...
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114 views

How to set defaults for gpg4win/Kleopatra

When encrypting a file with ggp4win/Kleopatra, some options are checked by default. See screenshot below: Is there a way to have a different set of boxes checked automatically?
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2k views

Scdaemon won't detect Yubikey on Windows 10

This has recently started after I updated to Windows 10 1803 (x64). I have updated Gpg4Win to the latest version (3.1.2), but this has not fixed anything. I have tried the following: Remove the ...
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222 views

How to globally disable update checks via gpgconf file on Windows?

What I want to do: We deploy gpg4win automatically and need to adjust some options. Currently I use a startup script to create and edit configuration files below the users %appdata% folder directly. ...
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79 views

Enigmail Security Info Error - decryption failed

Everything was working fine but now this "decryption failed" error shows up. I have tried reinstalling Thunderbird, Enigmail, and gpg4win, and even re-added my key.
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261 views

How to do RPM package signature verification in Windows?

I’m trying to do GPG signature validation to Centos 7 RPM files that I have downloaded. They are validated during the first download, but I am trying to another validation after they have been ...
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1answer
140 views

GnuPG encrypt a file using keys provided as files

I'm using GPG4Win to create a key pair. I'd like to be able to encrypt/decrypt a given file using myself as recipient so that I use exported key pair alone. I want to be able to do this from a batch (...
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1answer
293 views

Make git ask Kleopatra to unlock GPG key for specific e-mail address

I'm on a Windows 10 machine with Gpg4win and Kleopatra installed, as well as the most recent version of git. In Kleopatra I have two OpenPGP certificates loaded, let's say for these e-mails: john.doe@...
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853 views

gpg: Note: '--passphrase' is not considered an option

I am running on Windows. gpg --version gpg (GnuPG) 2.2.4 libgcrypt 1.8.2 I am trying to decrypt multiple files, as follows: gpg --batch --decrypt-files *.gpg --passphrase secretPassword I get ...
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2k views

Gpg-agent under Windows as SSH Agent for git bash

gpg-agent has options "--enable-ssh-support" and "--enable-putty-support" that allows it to use it as a drop-in replacement for the well-known ssh-agent. I've been pulling my hair out trying to ...
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286 views

Exporting subkeys impossible on Windows GPG

I followed this answer to have a different password for signing subkey than for master key. The instruction suggests to list the keys from my pubring: >gpg --list-keys C:/Users/OEM/AppData/Roaming/...
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3k views

How to set the default GPG encryption key?

Say I am using only one encryption key most the time. How do I set the default encryption key in order to avoid mentioning it in the encryption command In other word, I want this command: gpg -e ...
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1k views

How to configure gpg2 to ask for passphrase on the console instead of in a popup window?

I am trying to configure Gpg4win to not use the popup window to ask for a passphrase. I only use gpg2 from the command prompt, which means the popup window is both annoying and disruptive since it ...
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1answer
817 views

Why is “GPG -K” not showing all keys listed by “GPG --edit”?

Issue: I get a different list of secret keys when using gpg -K than gpg -edit, and the missing keys can no longer be used to decrypt. How do I fix this? Example: C:\...\>gpg --edit 11111111 gpg (...
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269 views

gpg-agent doesn't background

Maybe I am misunderstanding, but when I launch gpg-agent, it never goes into the background. $ gpg-agent --daemon --verbose gpg-agent[16136]: listening on socket `C:\Users\OliverSalzburg\AppData\...
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149 views

How to analyze and fix a broken private PGP key?

I have 2 sets of keys on my Windows 7 system with GPG4Win tools installed (including Kleopatra key management) and 2 Enigmail-based email clients (Thunderbird + Seamonkey) and Claws, which uses an own ...
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1answer
5k views

Decrypt file from private key .ppk

I got a file from our developer, those file on (private key = file.ppk), (public key = pub.asc), and (encrypt file = file-encrypt.txt.pgp). For some reason who create this file have been resign and ...
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1answer
1k views

How to verify the authenticity of GPG4win download file?

I am attempting to verify that the GPG4win file I downloaded is actually legit. I have access to a machine that has a verified GnuPG installation. I ran > gpg --recv EC70B1B8 > gpg -v --verify ...
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1k views

GPG SmartCard (YubiKey) Private Key Export

I'm using GPG4Win on Windows, with a YubiKey 4. I generated the keys using the --card-edit prompt, so they should (AFAIK) have never left the card. Using PuTTy integration, it works great for SSH ...
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2k views

Gpg4Win's Kleopatra can only store one keyserver

I want to push my public key to several key servers, but Kleopatra seems to accept only one key server. All attempts to add new key servers fail, in the sense that I can add, but whenever I press OK ...
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2k views

“gpg2 not a key id: skipping” when trying to download public keys

I downloaded Ubuntu 16.04 to run on VirtualBox (Windows 10 host). I would like to verify the download (Ubuntu instructions). From the instructions: Tip: On non-Linux systems, you might need to ...
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5k views

Where is my gpgconf file on Windows?

With GitHub's recent announcement that they're supporting GPG verification, I've decided to set up GPG on my machine. Unfortunately, every time I sign a commit, GPG outputs the following message ...
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366 views

How do I find a complete GPG fingerprint when verifying a signature?

When I right-click a signature file and click More GpgEX Options -> Verify, it says it's valid, showing my email address and last 8 hex digits of my fingerprint. Doing Right-click then GPGshell -> "...
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1answer
464 views

Which reason in GPG for revoking key should I choose?

I want to generate revocation certificate for my GPG key, print it out and keep securely in closed envelope up till I'll loose access to this key (accidental removal/pen drive loss/theft). Which ...
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1answer
720 views

GPG/Kleopatra: Import missing certificate for email

I received an encrypted+signed email. How do I import the key used to sign it? Signed on 2015-09-29 12:01 with unknown certificate 0xAFF6229E09591DDB. The signature is invalid: No public certificate ...
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1answer
3k views

How to decrypt GnuPG encrypted folder?

I received a file with ".pgp" extension. I decrypted it successfully, but the resulting file seems to be wrong: the sender encrypted a folder, not a single file. However, I do not see a folder after ...
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433 views

How to replicate GPA's Sign and Compress option on command line in Windows

As the title says, I need to replicate GPA's "Sign and Compress" option on the command line. I'm trying to automate some encryption of files for submission to a bank and the instructions they gave me ...
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1answer
3k views

Trying to verify file signature in GPG4win: Not enough information to check signature validity

I've downloaded enigmail for Thunderbird and I'm trying to verify the PGP signature with GPG4win. I imported the public certificate, certified it with my own, downloaded the Open PGP signature, and ...
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2answers
2k views

Errors generating gpg keypair

I posted this originally on stackoverflow, but was told that it was offtopic and this would be the better place to post it, so I am reposting it here and deleting my original topic. I have a rather ...
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403 views

Cannot select my own key for encryption

When using the context menu to encrypt a file, my own certificate is not listed in the list, despite having successfully imported it and marked it as my own. I see it in the My Certificates tab in ...
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1answer
495 views

Why trust a public gpg key?

I'm trying to verify the integrity of TrueCrypt binaries (not the source like Xavier). Am using Xavier de Carné de Carnavalet's Guide "How I compiled TrueCrypt 7.1a for Win32 and matched the official ...
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889 views

Cryptophane not working after format

I am using Cryptophane as a Windows front end for GPG. I used it before, and all was well, until I formatted my computer - I am now trying to restore my key database. Steps I did: Install GPGWin ...
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1answer
17k views

Using the GNUPG Encrypt Command on Windows 7 Professional

I am using the Windows port of GNU Privacy Guard "light" release for version 1.0.9 installed on a windows 7 professional laptop. Installed in the default directory of : C:\Program Files (x86)\GNU\...
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1answer
8k views

How to transfer Kleopatra / GnuPGP/ Gpg4win PGP keys from an old hard drive to a new computer?

I used to use Kleopatra on an old Windows XP machine. The hard drive of the aforementioned computer was transferred into an external enclosure and is available; GPG4Win version 2.0.1 was on that ...
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354 views

GPG and PGP keyring compatibile

I have PGP Desktop 8.1 installed (PGP Corp) I wonder if I can use GPG with same keyring as PGP does?
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Is there a guide to setting up Mozilla Thunderbird to use my GPG keys to sign and/or encrypt email messages on Windows?

I see instructions on websites and questions here about using GPG keys with Thunderbird in Linux, but nothing on Windows. I have GPG, Kleopatra, and Thunderbird 3 installed on Windows, I made my GPG ...