Pretty Good Privacy (PGP) is a data encryption and decryption computer program that provides cryptographic privacy and authentication for data communication.

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3
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1answer
24 views

Can PGP keys in Ubuntu be replaced?

If some attackers compromised an ISO image of Ubuntu and replaced inner PGP keys , then I will not to able get & install security updates. Is it right? I'm asking it because I possible may meet ...
0
votes
1answer
42 views

Adding PGP key in Open Terminal

Trying to install Kali tools into UBUNTU 14.04. But couldn't figure out how to Add PGP key in Open Terminal as told here Installing Kali tools into UBUNTU 14.04 LTS Can anyone please tell me how to ...
1
vote
1answer
67 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 ...
4
votes
6answers
1k 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
94 views

GPG vs PGP keys - I am confused [duplicate]

Is it a GPG key or a PGP key? Or do you just use gpg to produce the pgp key? I see them used together, and its just a tad bit confusing. What do they stand for?
1
vote
0answers
107 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 ...
2
votes
1answer
269 views

How do I revoke a PGP key on a server?

Here's the situation, I have a PGP key I generated a long time ago and I have lost my private key. However I have a revocation certificate on my USB drive and I would like to revoke the key. After ...
0
votes
1answer
272 views

How to transfer public and private PGP keys to another computer?

How do I transfer public and private PGP Keys to a Mac OS X Lion machine?
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vote
2answers
266 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 ...
2
votes
2answers
63 views

Publish generated key to Launchpad

I created a new local PGP key but I dont find how to publish it so Launchpad will recognize it. All explanations are only in english but in my german Ubuntu I cannot find the tools under those names: ...
1
vote
2answers
265 views

Where do I find Ubuntu's PGP signatures and signing keys? [duplicate]

where can I find PGP signatures and signing keys for Ubuntu? I want to verify the download, but the only thing I can find are the MD5 hashes (https://help.ubuntu.com/community/UbuntuHashes). I can't ...
0
votes
1answer
30 views

Installing Disastry's PGP 2.6.3ia multi06 on 12.04 LTS

How can I install Disastry's version of PGP 2.6.3ia-multi06 on Ubuntu 12.04 LTS? His site with the source code is here: http://www.spywarewarrior.com/uiuc/disastry/263multi.htm He already compiled a ...
2
votes
3answers
225 views

PGP Key Version, does it matter?

After reading about Google's attempt for end-to-end encryption with PGP keys, I noticed in their FAQ a section about exporting a key generated by their extension for use elsewhere. They say it's ...
3
votes
1answer
54 views

Generate Detatched PGP/Signature File

I am creating a few metalinks for an installer similar to wubi. It requires me to create a MD5SUMS-metalink file which I have done but the program will not continue because it requires a ...
0
votes
2answers
54 views

Unknown pgp key in my key ring

I have a key in my keyring and I don't know how it got there. Every other key I imported other than this one. How do keys make it into the keyring other than by me importing them?
1
vote
0answers
173 views

Can't import keys to keyring, nothing happening

I'm trying to use Keyring's import functionality but nothing happens - neither an error of any sort, nor any of my keys getting imported into Keyring's GUI. I created a public/private key using gpg ...
1
vote
1answer
96 views

Tool to ask adressbook for pgp keys

I would like to know if somebody knows a tool, where i can query my whole adress book in Thunderbird or Gmail, to ask, if there are PGP keys for somebody there. So i can just use the PGP key of People ...
0
votes
1answer
29 views

Is there any way to get a key I no longer have access to deleted from the keyserver?

The file was overwritten when I reformatted my hard drive. There are now 2 keys under my name registered on the site. I can prove I had access to the key, but I need to know where to ask for removal, ...
1
vote
1answer
648 views

Seahorse, PGP: What does the exported .pgp-file contain?

I created a pgp-key with Seahorse 3.6.3. If i select the key and go to "File -> Export", i can choose between two options: An .asc-file, which exports the public key in a text format, and a .pgp-file, ...
2
votes
1answer
364 views

Verifying PGP Keys

I just reinstalled Ubuntu so that I could take a more principled approach towards security with a fresh install. The problem that I am having now is feeling confident installing software that isn't ...
10
votes
1answer
3k views

How can I adjust the default passphrase caching duration for GPG/PGP/SSH keys?

As far as I know, gnome-keyring-daemon caches passphrases for keys by default until I log out. I would like to set the default to something like "cache for 10 minutes". How can I do that in Ubuntu ...
1
vote
1answer
674 views

How do I create a PGP Key Revocation Certificate in Seahorse

I created a PGP Key using Seahorse in Ubuntu's Passwords and Keys (13.04). To my understanding, creating a revocation certificate for the PGP key is important for a couple of reasons. I don't see any ...
0
votes
1answer
383 views

PGP key: length, multiple identities, smart card

I am new to GnuPG. I have generated a key in with Enigmail in Thunderbird so far, which is also available through Seahorse now. I generated a key with 2048bit. However, I read that 4096 is now ...
2
votes
1answer
223 views

Error importing personal PGP key

I re-imported the PGP key into new system install. Now when I try to decrypt my backup text file, Ubuntu warns me Decryption Failed. You probably do not have the decryption key. Please help, I ...
2
votes
0answers
70 views

Cannot syncronise pgp keys with server

Since I upgraded to Ubuntu 12.04 I am unable to synchronize my PGP keys with the keyservers. I have tried keyserver.ubuntu.com and pool.sks-keyservers.net The error message I get is: Couldn't ...
2
votes
0answers
21 views

What log shall I explore to discover cause of “Couldn't Generate PGP Key”?

While attempting to join the U+1 and download the code of conduct I followed the instructions on generating a public key and received the subj message. Ubuntu 12.10 Gnome session fall back chromium ...
7
votes
1answer
106 views

Is it possible to sign the Ubuntu Code of Conduct, 2.0 in I already signed 1.1?

I am currently trying to sign the Ubuntu CoC, version 2.0, and I have already signed 1.1. When I visit http://launchpad.net/codeofconduct, I am told: The current version is 2.0, released ...
1
vote
2answers
99 views

Want to uninstall Ubuntu but can not boot into Ubuntu, only windows

I installed Ubuntu onto an old work laptop a while ago and of course I love it, however I will have to hand this laptop back into work at sometime as it has become pretty old now, so I want to ...
7
votes
3answers
5k views

Is it possible to recover a secret key from a GPG public key?

I have lost the GPG keys I use for Launchpad and email encryption, along with my entire ~/.gnupg folder. Can I recover them using the public key?
51
votes
3answers
28k views

Difference between PGP and GPG

What are the main differences between PGP (Pretty Good Privacy) and GPG (GNU Privacy Guard) in relationship with security in Ubuntu and Launchpad?
2
votes
2answers
125 views

Recover from losing personal PGP

The computer I was using which is the one I used to sign the Ubuntu code of conduct got a hardware problem and I lost it. If I want to continue my work on launchpad, how can I proceed to recover, ...
2
votes
2answers
314 views

Encrypting and decrypting single file with master password and passphrase

Last night my system shutdown unexpectedly and when i restart it, it gave me superblock error. will then i fixed a little but. i was able to retrive my encrypted files which i encrypted my pgp public ...
5
votes
2answers
5k views

How to obtain a S/MIME certificate for e-mail encryption?

There are parties, e.g. enterprises, that uses S/MIME certificates for e-mail encryption. To my understanding Thunderbird has support by default for S/MIME. But I have not found a way to obtain a ...
7
votes
2answers
3k views

How do I revoke a PGP key?

Note: this is a purely hypothetical situation. Suppose that I had created a PGP key, pushed it to the Ubuntu keyserver (hkp://keyserver.ubuntu.com), and added it to my Launchpad account. Further ...
2
votes
2answers
3k views

How do you open pgp-encrypted documents from nautilus?

Seahorse (gnome PGP/GPG frontend) integration is not working in 11.10. In 11.04 you could open pgp-encrypted documents from nautilus by dbclking and entering the pgp passphrase when prompted. 11.10 ...
1
vote
1answer
541 views

Is there a GNOME application with a GUI for verifying PGP signatures?

Is there a GNOME application with a GUI that enables one to verify a PGP signature, something equivalent to Kleopatra for KDE?
4
votes
2answers
7k views

How do I verify the PGP downloaded signature of the TrueCrypt setup file with Seahorse?

I have successfully completed steps 1-4 in an attempt to verify the PGP signature of a downloaded TrueCrypt setup file. But I can't figure out how to complete step 5 using Seahorse. Does anyone know ...
2
votes
1answer
475 views

Configuring SKS to sync with other KeyServers

Is there a procedure that needs to be followed in order to get an SKS keyserver to sync with other keyservers (specifically, Ubuntu's keyservers)? If so, what is that process?
4
votes
1answer
2k views

How do i back up my PGP key [duplicate]

Possible Duplicate: How to share one pgp-key on multiple machines? I am about to upgrade my computer to 11.04. But before I do I want to backup my PGP key that I use for signing my ubuntu ...
0
votes
1answer
879 views

PGP KeyServers: Creating Personal Keyserver

Is it possible to create your own PGP KeyServer on Ubuntu to host PGP keys?
3
votes
2answers
561 views

Proper method of installing Enigmail

What's the proper way to install Enigmail (PGP Signing for Thunderbird)? I noticed that it's in the Ubuntu repositories - is that the proper way to install it, or should I install it from the page on ...
8
votes
1answer
840 views

Recover personal PGP key from old home

Many lives ago, I created a GPG key to sign the Ubuntu Code of Conduct on Launchpad. I haven't really used it since. Some time later, I backed up my home and started fresh. That was all back in 2009. ...