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Questions tagged [enigmail]

Enigmail is a security extension to Mozilla Thunderbird and Seamonkey. It enables you to write and receive email messages signed and/or encrypted with the OpenPGP standard.

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Can't upload public PGP/GPG key to OpenSKS server

So I have an Intranet that won't be connected to the Internet when in use, and one of the functionalities I need is the ability to send and receive encrypted emails. I chose to use an OpenSKS server ...
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41 views

Redecrypt and Enigmail Encrypted Message

I've input the wrong passphrase for my Thunderbird email with Enigmail Add on that is required to view email contents. I've received the text: "This is an encrypted message. Unfortunately you don't ...
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1answer
13 views

I deleted the new key generated upon installation on a new laptop, but now Enigmail can't import the old key

I installed Enigmail on a new laptop, and made the mistake of letting it generate a key pair for me. I realised my mistake, and deleted the new key. But now when I try to import the key from my old ...
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92 views

Is thunderbird with enigmail secure?

I have an ubuntu machine with thunderbird and enigmail 1.9. Recently, I found in the folder ~/.thunderbird/user1/pepmda/lib some binary libraries. The owner of these files was user1 and the ...
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0answers
63 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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74 views

“Set Onwer Trust” is not displayed in the context menu for every key

I wanted to select Set Owner Trust (Besitzervertrauen festlegen) of user J and was able to select it within the context menu: But it does not appear when I open the context menu of user G: Why is ...
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1answer
95 views

Is there a way to let Enigmail automatically use the passphrase to unlock my key that's stored in keypass?

I use Enigmail in Thunderbird to send encrypted messages and sign messages with my own key. From an user-experience standpoint I would like to spend less time entering my passphrase to unlock the key. ...
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2answers
757 views

How do I import a public key that my friend stored in keybase.io into Thunderbird?

I want to encrypt my emails. Fortunately, my friend uploaded his public key to keybase.io. I installed Thunderbird and Enigmail and uploaded my own public key. Unfortunately, it doesn't seem to be as ...
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1answer
617 views

Thunderbird cannot decrypt message even though it has the private key

I have sent an encrypted email and a CC to myself, also encrypted, using Thunderbird as email client and the hotmail SMTP server for delivery. I have then received the email message and at first ...
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1answer
254 views

Restore Enigmail Private Keys from file system on Ubuntu

I want to restore my private OpenPGP keys from a deja-dup backup of the file-system the old Ubuntu installation was running on. The backup is already extracted and as I understood from here my keys ...
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0answers
28 views

How and where does Windows save the password for pgp keys?

When I use Eingmail in Thunderbird on Windows I can choose to save the pgp key password. Where is this password stored? Is it safely stored? How does that work compared to a Ubuntu System?
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182 views

gpg2 migration from ubuntu to fedora leads to missing secret key

I'm using gnupg with thunderbird via enigmail. Everything is up and running fine on my notebook with ubuntu (kubuntu). Now I tried transfering my keys and settings to my new system running fedora. ...
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1answer
330 views

Enigmail + GnuPG + Thunderbird hidden key error

A friend of mine recently updated his OpenPGP keys. I cannot open the encrypted email received from that friend in my Thunderbird. I use Enigmail, and I get the following error: Enigmail Security ...
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0answers
66 views

How can I send email with the subject as well as the body encrypted

I use encrypted email to converse with some people. Unfortunately, the encryption doesn't apply to the message subject. Now, on one hand, I do want to use meaningful subjects/titles, but on the other ...
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2answers
484 views

Thunderbird Enigmail does not recognize key - “error - no matching/private key found”

A few month ago I set up enigmail for one of my computers. I imported a fried's key and was successful in decrypting his messages. I switched computers now and tried to replicate all the steps I did ...
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0answers
107 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
369 views

GPG4Win + Enigmail = The key ID <email address> configured for the current identity does not yield a usable OpenPGP key. How to resolve?

I am setting up a Windows computer with PGP - GPG4Win, Thunderbird, Enigmail. Everything works successfully, until I am trying to encrypt a message. This error message appears: The key ID ...
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0answers
48 views

What do I need to do in order to use Enigmail on more than one PC?

I've already imported my keys from pc1 to pc2, but on pc2 I always get this error message: Error - no matching private/secret key found to decrypt message; click on 'Details' button for more ...
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1answer
373 views

Enigmail constantly prompting for password

My Enigmail is constantly prompting for password when clicking on emails that have already been decrypted a second ago, switching between encrypted emails that have been decrypted. In the Enigmail ...
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4answers
5k views

Enigmail cannot communicate with gpg-agent

Update As of Ubuntu 16.04, the plug-in works as expected and there's no need to downgrade as suggested in the accepted answer. The question was applicable to Ubuntu 15.04 and, maybe, 15.10. Original ...
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1answer
241 views

Is it possible to encrypt an email for two keys but the same email?

I started using Enigmail with Thunderbird to encrypt and sign my mails. It works fine with my brother and some other people. Yesterday I got a reply from someone with whom I did communicate via ...
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1answer
461 views

Enigmial does not put the secret key into the secret keyring

I've been using Enigmail 1.8.2 on Thunderbird 38.5.0 from the Fedora 23 repository. I generated a key pair by using Enigmail and I can send encrypted and signed emails by using Thunderbird (or even by ...
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1answer
315 views

“Email address or key ID cannot be matched to a valid, not expired OpenPGP key” in Enigmail after moving to a new computer/account

When I write a new email in Thunderbird while signing the mail using Enigmail, I get an error message: Enigmail Alert Encrypt draft messages on saving The email address or key ID 'john@...
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0answers
398 views

Why does using Enigmail with Icedove on Debian fail if I don't start gpg-agent manually?

I'm using Icedove on a Debian Sid installation, and now I try to use Enigmail with it. But I encounter some issues: I had to create my keys with gpg2 instead of Enigmail, because it didn't want to ...
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0answers
189 views

How do I automatically sign HTML emails with Enigmail and Thunderbird?

I can't sign HTML messages with Enigmail. Even though "Sign messages" is checked as the default, when I look at the source of the draft or sent messages, there is no signature. View Source From - ...
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1answer
948 views

How do I prevent Enigmail from encrypting my email, even when encryption is turned off?

Enigmail add-on to Thunderbird is encrypting all emails, even when encryption is turned off. I save the email as a draft, and when I view it in Drafts folder (or if it was sent), then it shows as ...
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0answers
143 views

Send email via Thunderbird (Enigmail) as HTML

I'm having a problem that I want to use Thunderbird in combination with the Enigmail addodn to send and recieve emails that are enrypted by PGP. I can already view emails that are sent to me as HTML, ...
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1answer
65 views

Enigmail: Adding the User ID failed

I wanted to add a User ID to my private GPG key such that I can use it for two email addresses. I went to Enigmail -> Key Management, selected my key and chose Manage User IDs. After entering the new ...
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1answer
99 views

Can Enigmail automatically not encrypt email for multiple recipients?

I have Enigmail/Thunderbird set up to automatically encrypt email when I send it to a particular recipient. I have it choosing my keys "By Per-Recipient Rules" and "By Email Addresses according to the ...
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1answer
87 views

Using Enigmail encryption on mutiple devices

So I'm relatively new to email encryption and thought I would start out using thunderbird + enigmail to get me started. I've managed to set it up and work with it properly but I'm not sure what to do ...
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1answer
191 views

GnuPG in Thunderbird w/ Enigmail on dual OS machine

I am running a computer with two OS, namely Ubuntu 14.04 and Windows. I'd like to write encypted Mails from both OS, which runs well (i.e., every program needed is installed). The only problem I have ...
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1answer
289 views

Reading HTML mail with PGP/Mime encryption in Thunderbird with Enigmail

Yesterday I asked how to configure Thunderbird with Enigmail to use PGP/Mime encryption for signing emails. This works, but I noticed one problem. I don't know if this is common to Thunderbird, or ...
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1answer
1k views

Use PGP/Mime with Thunderbird and Enigmail

I would like to sign all my mail with my PGP key, and no matter if the recipient uses PGP or not, it should not confuse them. Last week I read a discussion that inline PGP is not good pratice, and I ...
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1answer
244 views

Enigmail stopped working: KEYEXPIRED/SIGEXPIRED

Since a recent update I cant send encrypted mail with thunderbird and the enigmail plugin anymore. Whenever I try to send the mail, and enter the passphrase for my key, I get the following error ...
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1answer
2k 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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1answer
61 views

PGP: encrypt all parts as one or each separate

When I receive emails in my K9-Mail on Android with APG installed some mails I can press "decrypt" right away inside the email, to read it, and some others, I only get the encrypted message as an ...
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1answer
494 views

Is it possible to setup Enigmail for Thunderbird, so that signatures are sent as attachments?

In a PGP sign only email, I find that when I use Enigmail, the signature is part of the body of the email and is pretty painful to read on say a browser. I have seen others send signed email where the ...
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1answer
731 views

Unable to sign message with Enigmail - No passphrase prompt

I have Thunderbird 24.4.0 and Enigmail 1.5.2 installed. My OS is Kubuntu 13.10 x64. gpg-agent version 2.0.20-1ubuntu3 gnupg version 1.4.14-1ubuntu2.1 pinentry-qt4 version 0.8.1-1ubuntu2 kgpg version ...
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1answer
1k views

Email encryption and passphrase caching using thunderbird, enigmail, linux arch and kde

I fiddled a bit around to get this passphrase caching working. So post my way to go here, to be able to look up later.
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1answer
602 views

Enigmail: don't decrypt automatically

I am using Icedove 17.0.10 (Thunderbird) with Enigmail 1.5.1. It used to be, that when the option Automatically decrypt messages was disabled, any encrypted email was displayed in the encrypted form. ...
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0answers
2k views

gpg-agent fails with “command get_passphrase failed: End of file” on pinentry

I'm trying to use Enigmail with Thunderbird on Linux. GPG itself is set up, keys imported and I already can use the key management functions (including signing of keys) from kgpg. But Mail encryption ...
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4answers
7k views

force gpg-agent to forget password

I am using gpg-agent 2.0.17 with gpg 1.4.11 on ubuntu 12.04 and the Enigmail Addon for Thunderbird. When opening an encrypted email, Enigmail invokes gpg-agent with the associated pinentry program and ...
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1answer
160 views

Enigmail 1.5 / Thunderbird 17 line wrap signing order

I experience serious trouble with line-wraps in thunderbird when using enigmail. It seems that there is something wrong with the order of the follwing steps: I write a text (without caring about ...
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2answers
910 views

Fetch GPG public keys for thunderbird address book contacts

I just started using GPG in Thunderbird 17 (via enigmail). Now I want to fill my private key database with all the keys of other people that use mail encryption as well. One way, other than asking ...
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1answer
138 views

Sign PGP key to which I added identity once again (i.e. also sign new identities)

I am using the Key Management dialog of Enigmail (in Thunderbird) to manage my keys, as it's more convenient than command line, but also more stable than the GnuPG alternative (Kleopatra). So now I ...
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2answers
23k views

Public/Private key locations with Enigmail and Thunderbird on Windows

Sorry if this is a simple answered question, I just cannot find what I'm looking for. I'd like to find the location of my public/private key combinations on my Windows machine that I made through ...
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1answer
269 views

How can I start the integrated pgp-agent that comes shipped with the new KDE on openSUSE 12.1?

How can I start the integrated pgp-agent in OpenSUSE 12.1? Running OpenSUSE 12.1 with the following software installed all via YAST: tbird enigmail pinentry gnupg as root (as the superuser). Can ...
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1answer
553 views

Multiple Enigmail User IDs for multiple accounts in Thunderbird?

I have multiple email accounts set up in Thunderbird 3.1.10 in Mac OS X 10.6.7, and have just installed latest GnuPG and Enigmail. The Enigmail setup wizard helped me set up a Key for signing emails, ...
3
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1answer
1k views

No HTML email after installing Enigmail in Thunderbird 3.1.10

I am running Thunderbird 3.1.10 on Mac OS X 10.6.7, and have just installed GnuPG and Enigmail extensions per the official website's instructions. Unfortunately, all the emails I receive now are all ...
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2answers
9k views

HTML or rich e-mails do not work with Enigmal in Thunderbird

I would like to be able to receive HTML/rich e-mails, but since I installed Enigmail for Thunderbird, this has not been possible. All e-mails are shown as plain text or not shown at all. This has some ...