Questions tagged [gnupg]
The gnupg tag has no usage guidance.
11
questions
5
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1
answer
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Why does duplicity need a passphrase for OpenPGP encryption?
I'd like to use duplicity to backup files and I'd like to encrypt them with GnuPG. I was wondering why duplicity asks for a passphrase to encrypt the files. For asymmetric encryption the passphrase is ...
3
votes
1
answer
5k
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chroot, gpg-agent, and Ubuntu 18.04
For SFTP access to my server, I have created a sftp user that is limited to a working directory by chroot.
Match User sftp-user
AuthorizedKeysFile /home/sftp-user/.ssh/authorized_keys
...
3
votes
1
answer
1k
views
SSH with gpg-agent: order of keys
I have GPG set up to talk to SSH (with --enable-ssh-support). I have two keys: say 0x1234 and 0xABCD. Both keys have the following subkeys:
a signing key
an encryption key
an authentication key
...
3
votes
2
answers
4k
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How do I deploy my own GPG keyserver?
I would like to set up a read-only key-server operating by me where I am going to publish my own keys. So that anyone could do gpg --keyserver example.mymedia.su --receive-keys 0xDEADBEEF and get the ...
2
votes
0
answers
74
views
GPG hangs when using a Yubikey
I am trying to debug why all of the sudden my Yubikey is taking very long to access. The Yubikey holds a GPG private key, that is then used for GPG and SSH. It was working just fine for several months ...
1
vote
2
answers
2k
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Mailbox on-the-fly decryption (dovecot)
To avoid casual mailbox snooping for an IMAP server I am thinking of "transparent encryption" setup that would:
Public key encrypt incoming messages at local delivery time
Private key decrypt said ...
1
vote
1
answer
334
views
Multiple files encrypted with multiple GPG keys - how to easily add/remove/manage keys, automate key change tasks?
We have a bunch of files that contain sensitive information, that need to be accessed by several teams, but need to be unreadable to everyone else. Currently, each team member needs to generate their ...
0
votes
0
answers
101
views
Decrypt remote file securely with local private key
I've created a alldots.tar file mainly with dot config files from my local server. I then transferred it to my other (remote) server and there it is, cryptographed.
It didn't occur at the time of ...
0
votes
2
answers
6k
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add-apt-repository fails due to gpg key timeout
I am running a Mail-in-a-Box server on Ubuntu 18.04. As part of the setup/update script, it attempts to execute the command add-apt-repository -y ppa:certbot/certbot. This fails with the following ...
0
votes
1
answer
1k
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Installing GnuPG extension for PHP on Centos 6.9 Multiple PHP versions
I am trying to install gnuPG pecl module for PHP on a server where multiple PHP versions are install 5.3, 5.6 and 7.0.
I was able to just use pecl install gnupg for the base 5.3 install.
However ...
0
votes
1
answer
469
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Compiling GnuPG links gpg2 to /lib instead of /usr/local/lib/ [closed]
Occasionally I have to install new packages on servers. If I'm lucky, I can find an RPM, otherwise, I get to bang my head on the wall and attempt to compile a package.
This time I get to compile ...