The gpg tag has no wiki summary.
3
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1answer
42 views
Does GNU GPG compress by default?
According to docs you can use -z and --compress-level etc but does not specify if you omit -z or other ...-level params if it still compresses.
0
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2answers
56 views
What is the file format for storing PGP private keys?
I tried to understand it from RFC and from source code (mainly from gnupg and gpgme) and I didn't get the way the data should be stored when someone export secret keys.
I know there should be ...
1
vote
1answer
19 views
Can I delete a GPG keyring specified with --keyring while stream is currently being encrypted?
I have a project where I am encrypting a stream like so:
some_command | gpg --keyring tempkeyring.gpg --recipient "person" --output filename.gpg --encrypt
So while the stream is taking place and ...
0
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0answers
58 views
How to create additional gpg keyring
I have public and private keyring files in my .gnupg directory (pubring.gpg and secring.gpg). I want to create a new keyring trustedkeys.gpg, also in .gnupg, to which I can add other people's public ...
1
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0answers
104 views
How to transfer Kleopatra 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 ...
0
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1answer
102 views
What is a GPG with “authenticate” capability used for?
GnuPG subkeys can be flagged with three kind of capabilities: Sign, Encrypt and Authenticate.
While the first two actions are widely used and documented, the authenticate action is somehow ...
1
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2answers
121 views
Would rsync save meaningful amount of data transfer for compressed/encrypted files?
Would rsync save meaningful amount of data transfer for sync'ing
1) zip files,
2) ASCII armored GPG encrypted files, and
3) Mathematica .mx files,
respectively ?
A typical scenario is that I ...
0
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0answers
143 views
OpenSuse 12.1 - with tbird & enigmail, gpg2 : do i need the lib-assuan-stuff too?
my setup
opensuse 12-1 on a medion notebook Akoya 6512
I want to install tbird with enigmail and so on... i have done the installation with yast:
tbird
enigmail via yast installed
gpg also via ...
3
votes
2answers
63 views
Is it possible to add a recipient to an already encrypted file in GPG?
Assuming I have encrypted a (possibly large) file using GPG; e.g.
gpg --recipient "Markus Rothe" -o this_file.gpg --encrypt this_file.txt
Is it possible to add another recipient without first ...
2
votes
1answer
132 views
Are files encrypted with gpg compatible with pgp?
Are files encrypted with gpg compatible with pgp? What about the other way? I recently learned the very basics of the procedures of using gpg to encrypt and decrypt files. But I don't have a lot of ...
3
votes
2answers
373 views
How to use gpg and SSH together? [closed]
Possible Duplicate:
Are GPG and SSH keys interchangable?
How to use gpg and SSH together?
I know the basic procedures of 1) using gpg to encrypt and decrypt text files and 2) generating ...
0
votes
1answer
94 views
What's a good example of showcasing the advantage of gnupg2 over gnupg?
Q1) What's a good example of showcasing the advantage of gnupg2 over gnupg?
Q2) I'm trying to build encryption into a small piece of software for internal project management. Is gnupg a good tool to ...
1
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0answers
208 views
automatically encrypt and decrypt emails using gnupg (gpgrelay for unix)
My point of view related to email security is: whenever possible emails should be protected with PGP/GPG while transporting, but it doesn't have sense to store encrypted emails in local mailbox (this ...
1
vote
1answer
71 views
gpg - Is the MDC check redundant if the file is signed?
I understand that gpg 1.4.9 computes a MDC code by default. According to my research this corresponds to to Sym. Encrypted and Integrity Protected Data Packet (tag 18) in the PGP spec. If the file is ...
0
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2answers
92 views
How can I disable prompt about trust when encrypting file with gpg in emacs
I want to use emacs to edit files encrypted with gnu privacy guard. Im using the gpg support built into emacs 23 which I think is easy pg assistant. I import keys created at the command line with M-x ...
3
votes
2answers
367 views
Are GPG and SSH keys interchangable?
I want to generate an RSA key in GPG and use it in SSH login. Is this even possible? If so, how?
4
votes
1answer
226 views
How do I symmetrically encrypt a file using gpg?
I'm trying to symmetrically encrypt a file using gpg.
$ gpg --encrypt --symmetric $MYFILE
I enter and re-enter a passphrase, then gpg tells me
You did not specify a user ID. (you may use "-r")
...
1
vote
1answer
411 views
Why can't Kleopatra (gpg4win) import my freshly-created key from another PC?
I just created two new GnuPG keys on my linux box and then tried to import the public keys on my Windows 7 machine running gpg4win 2.1.0 with Kleopatra. However, I always get the message
Insgesamt ...
0
votes
1answer
71 views
What's the easiest way to revoke a PGP key using MacOSX?
I haven't used PGP in ages and since then I most likely lost the keys. I want to revoke them regardless and I do have the revocation keys printed in paper. I already typed and proof-read them a couple ...
1
vote
1answer
265 views
How does gpg handle multiple keys in a keypair?
As I understand it, keypairs used with gpg generally have more than one associated key: one for signing and one for encryption. How are these multiple keys managed when using gpg (to push to a ...
2
votes
1answer
135 views
Why does duplicity need a secret key?
I'm setting up automated backups with duplicity, but there's something I don't get. I have imported my own public GPG key, but it seems that duplicity wants the private key as well.
It was my ...
2
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2answers
156 views
Proper use of GPG
I am new to encryption in general and GPG in particular. My use case is storing personal documents on a network drive. These documents are scans (e.g. diplomas, papers). I generated a GPG key using ...
2
votes
1answer
66 views
What are the risks of using GnuPG 1.4.9 with the insecure memory message?
I have Cygwin installed on several computers and would like to use the included GnuPG to encrypt files for my use only. The version of GnuPG included is 1.4.9 but it appears that there’s also a ...
1
vote
1answer
179 views
GPG tutorial for beginners
Where can I find a good tutorial on using GPG for the absolute beginner?
Every time I see someone say that you should send public communications using encryption, GPG comes up; where do I start?
1
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0answers
170 views
gpg-agent asks for ssh password, although the private key has no password set
I am using gpg-agent to manage my github ssh key. I generate my (private) ssh key via openpgpg2ssh from my private gpg key. Unfortunately, although my private gpg key is not password protected, ...
0
votes
2answers
977 views
Problem adding public key for apt
I was trying to get the official mongodb for Ubuntu, following the instructions at http://www.mongodb.org/display/DOCS/Ubuntu+and+Debian+packages
After adding the deb ...
0
votes
1answer
119 views
PGP Encryption Proxy for Mail Server
I have a friend who is located in a part of the world that makes email encryption prudent for them. While I recommended OpenPGP, my friend thinks that it would have too high of a setup requirement for ...
0
votes
1answer
195 views
gpg symmetric encryption not working as expected
How am I supposed to use gpg to symmetrically encrypt a file? When I run gpg --symmetric filename, then it prompts me for passwords as expected, and generates a filename.gpg file. However, when I run ...
3
votes
4answers
337 views
What's the best way of keeping a PGP private key file generated by GnuPG?
What's the best way of keeping a PGP private key file generated by GnuPG?
I will just store my public key online, in Gmail, on many of my computers. Where/how best to protect and store the private ...
0
votes
2answers
256 views
One GnuPG/PGP key pair, two emails?
I have two emails I use frequently, for both of which I'd like to use PGP keys generated/managed by GnuPG. I'd like to avoid creating a different key pair for each email, if possible, as that's ...
0
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1answer
344 views
Failure to decrypt a gpg file using a passphrase within unix
I'm trying to decrypt a file using the following command within a unix shell prompt:
gpg --passphrase-file /path/to/passphrase/file --output /path/to/output/dir/full_db_restore --decrypt ...
0
votes
1answer
294 views
How does S/MIME differ from PGP/GPG, for the purpose of signing and/or encrypting email?
In addition to the titular question, are the two technologies compatible? If so, under what circumstances?
What are the relative benefits of the two technologies?
0
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3answers
161 views
Email utopia: cross-platform (inc mobile), encryption, signing, threading, account aggregation. Is it possible? If so, how?
I'd like to achieve the following:
Be able to aggregate my email accounts such that I can receive an email sent to one of my email accounts and reply to it from any other email account of mine, ...
2
votes
1answer
82 views
Is it possible to find a sender's Public PGP (GPG) key from an encoded message?
Could you find the sender's Public PGP (GPG) key from an encoded message?
1
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0answers
304 views
How to customize Seahorse plugin behavior in Nautilus?
I use Fedora 14. The seahorse-plugins package adds a nifty context menu option in Nautilus that allows you to encrypt/decrypt files easily with your GPG key. But is it possible to customize its ...
3
votes
1answer
156 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?
1
vote
2answers
332 views
Questions on 'gpg2' security
I have a couple of questions on the security of gpg/gpg2 using symmetric encryption. They are (I imagine) very basic, so apologies if they are documented somewhere. The thing is, I don't know what to ...
1
vote
1answer
607 views
Encrypting a file with GnuPG in shell script
I'm trying to encrypt a .tar.gz with a passphrase from a shell script. I've tried gpg2 --passphrase whatever -c but then gnupg-agent pops up a dialog asking for a password.
Never used GnuPG before ...
0
votes
2answers
270 views
Is there any way to attach GPG public key by default in Thunderbird?
I want to include a text file containing my GPG public key in all the mails that I send using Mozilla Thunderbird.
Is there any way to configure Thunderbird to automatically include this file whenever ...
0
votes
1answer
292 views
How to decrypt multiple files to stdout in gpg2?
gpg2 --decrypt-files *.gpg - fail, to creates appropriate files without .gpg extension.
gpg2 --output - --decrypt-files *.gpg
gpg: --output doesn't work for this command
How to do it?
2
votes
2answers
234 views
saving and searching encrypted mail
I often send and receive gpg-encrypted mail. At the moment I use thunderbird + enigmail (in linux) to do that. As far as I know there is no way in thunderbird to find all encrypted messages which ...
1
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2answers
485 views
GPG smartcards handling 4096-bit keys
are there smartcards that handle 4096-bit keys supported both by GPG and Enigmail (PAM would be additional benefit)? Preferably on USB.
2
votes
2answers
192 views
Can I add an expiration-date to my existing GPG-key?
I have a GPG-key. This key is unlimited valid. I thought recently, that this isn't the best idea. That's why my question: Can I add an expiration-date to an existant GPG-key? Or is my only option, to ...
4
votes
2answers
113 views
How can I get a new / non-technical user to verify my GnuPG / PGP signed email?
I'm looking for a web front-end or some easy way to get a user who's never been exposed to cryptography / digital signatures etc. to simply copy/paste my GPG signed (not encrypted) email and specify ...
0
votes
3answers
74 views
GPG on Ubuntu not responding
I'm trying for the first time to use gpg to encrypt a file with a symmetric key, but gpg doesn't seem to respond when I use the -c switch.
gpg -v -c filename
.. just doesn't seem to do anything, nor ...
0
votes
1answer
67 views
Timing GPG's Encryption
As part of a college assignment, I must time how long it takes GPG to encrypt a large file. However, I'm not sure how to go about it. A stop watch wouldn't be very accurate!
Thanks.
P.S. By helping ...
1
vote
1answer
603 views
How can I send gpg encrypted mail automatically from the linux command line?
How can I send gpg encrypted mail automatically from the linux command line?
I'm a little stumped on this one, I've tried using mutt but it doesn't encrypt mail unless it's used interactively.
Does ...
5
votes
1answer
578 views
Storing GnuPG folder in Dropbox
I would like to use dropbox for backing up my gpg keys, IMHO even if dropbox admins gets a copy of the keys they still need the passphrase to use it so is it ok to assume this is safe to do so?
3
votes
1answer
1k views
GPG-Gmail integration? [closed]
Is there any solution to integrate GPG with GMail? FireGPG has been discontinued and the last version did not support GMail.
Encrypting the email offline with GPG is very clumsy. It's ok for ...
2
votes
3answers
245 views
Should I install a package that does not contain a GPG signature?
I was installing Google Chrome on a FC 10.0 machine. During the installation it showed a warning that this package does not contain a "GPG signature".
Should I still install the package? I continued ...
