Questions tagged [enigmail]

A data encryption and decryption extension for Mozilla Thunderbird and the SeaMonkey internet suite that provides OpenPGP public key e-mail encryption and signing.

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Make key trusted in Enigmail?

I have tried to import a public key of someone into enigmail. The import failed silently (nothing absolutely happened, not even an error). I tried key from file and from clipboard. Then I used gpg --...
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1answer
663 views

Is it possible to create GnuPG keys from a x509 cert/key pair?

I have a digital cert issued by my organization for signing email. It's imported into Thunderbird and the key and cert can be exported to a .p12 from within Thunderbird. I'd like to use the .p12 to ...
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352 views

decrypt .asc file from enigmail not work

I'm new on PGP and I'm trying to see how It works: I can encrypt and decrypt files with my keys pair, but If I download an .asc file from thunderbird with enigmail I don't be able to decrypt it. I ...
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1answer
551 views

Where is Enigmail's keyring stored?

I have a GPG public/private key to send email with Enigmail and Thunderbird. I received an encrypted email but Enigmail did not recognize it. I tried to use the command line, but gpg complains gpg: ...
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1answer
1k views

gpg-agent keeps saving pin for a smartcard

I've found today, that enigmail is decrypting a message without asking me for the smart card's PIN. It is asking only once, and then not ask at all. this is my gpg-agent.conf: default-cache-ttl 0 ...
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1answer
273 views

Can I restore gpg private key from raw data to enigmail?

I have recovered data from my local storage. The most valuable for me was to recover the private gpg key. I have found it in raw data files, I did delimitation based on the headers and footers. Now I ...
2
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1answer
610 views

Invalid GPG keys?

From emailselfdefense.fsf.org: Be wary of invalid keys GnuPG makes email safer, but it's still important to watch out for invalid keys, which might have fallen into the wrong hands. Email ...
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1answer
4k views

Is using PGP/MIME or PGP Inline more secure?

Using Enigmail for Thunderbird, the setup wizard automatically sets itself to PGP/MIME and also disables HTML formatting. I am looking for security and have no idea which to use, though I do know HTML ...
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1answer
69 views

Can someone using Thunderbird with Enigmail plugin be a victim of email spoofing

Let's say Bob pretends to be Alice, spoofs a non encrypted email to make it look like Alice and sends that to John who uses Thunderbird with Enigmail plugin.
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2answers
847 views

Does Thunderbird Enigmail plugin decrypt attached files?

From my research I have found out that you can easily send encrypted messages to one another using Enigmail. If first I encrypted a file,then attached it to an email, sending it through Enigmail to a ...
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1answer
55 views

Do I need separate revocation certificates for each email address associated with a key?

I just created my first OpenPGP key with GnuPG + Thunderbird + Enigmail. The key is used for two email addresses. Now I created a revocation certificate. There is only on of the email addresses ...
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1answer
130 views

Receiving mails with strange PGP Key ID

I have received encrypted emails which I can not decrypt because the key used for encryption seems not to be correct. Usually I have a key ID with 8 hex characters. This key can be found on public ...
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3answers
1k views

Why is encryption (or signing) of long lines in E-Mails with PGP problematic?

I am using Thunderbird with Enigmail and OpenPGP to encrypt and/or sign E-Mails. On many occasions Enigmail complains that I have too long lines in the mail and asks how it should wrap them. However ...
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1answer
1k views

How to use subkeys for encryption and signing with Enigmail?

I'm having an issue with Enigmail. Here's an example to highlight my problem. Alice and Bob wish to communicate securely using Enigmail. For extra security, they both decide to create keys using ...
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1answer
1k views

How to decrypt email with revoked key in enigmail?

Is it possible to decrypt a message which is encrypted with a revoked PGP key? I still have the private key, but Enigmail doesn't show me revoked keys neither does automatic decryption. Edit: I ...
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3answers
3k views

Would Axolotl Ratchet protocol be suitable for encrypting email communication?

Axolotl Ratchet is used by the Signal messenger (formerly known as TextSecure) and an enhanced version of OTR in a way to make it suitable for mobile applications, which has the probability to encrypt ...