1
vote
1answer
82 views

How to use PGP private key with K-9 Mail on Android 4.x

Where do I copy which file from my OpenPGP installation on Ubuntu 14.04 on my Android 4.0 device to be able to import it into APG which is the en-/decryption provider I use in the K-9 Mail client?
1
vote
2answers
202 views

How can you let mutt encrypt mails in the sent-mail folder?

When i sent an encrypted mail, i was surprised that the copy in sent-mail was not encrypted. Checking with a testmail, the mail is sent encrypted, but the copy in the sent-mail folder is plain text, ...
0
votes
0answers
34 views

outlook: skip PGP when sending email?

In our ognisation, PGP is used for encrypting emails. Everytime when I send a mail, even in the clear, it'll try to contact the server and it's a lot of pain. Is it possible to manually tell outlook ...
1
vote
1answer
349 views

What are the advantages / disadvantes of using a PGP key without email address? [closed]

Can a PGP-Key without an e-mail address be an advantage? Reasons, why this might be a good idea: - Avoid SPAM on the address - i am using many different E-Mail addresses, too many to add them all as ...
2
votes
3answers
230 views

Is it possible to associate a secondary email address with an existing *public* key?

For example, if I have a friend's public key that's associated with, say, email address john@domain.com, but I want to send him a message at john@other.net, is there a sensible way to do this? Is ...
7
votes
1answer
1k views

PGP encrypt single message for multiple recipients

Is it possible to encrypt a message using PGP so that multiple recipients (each with their own public private keypair) can decrypt it? I'd like to email one message which can be decrypted by each ...
2
votes
1answer
76 views

How do you deal with PGP + Drafts in Thunderbird?

I'm having trouble trying to setup a secure email client. I have marked an option to always encrypt emails by default. But they only get encrypted right before being sent, so sometimes a draft is ...
1
vote
1answer
88 views

Encrypted email archive with encryption on client, not server

Even though most of my email is coming in un-encrypted, I want to store it on a server somewhere in encrypted form. Is there any solution available that encrypts on the client so that a compromised ...
16
votes
2answers
7k 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 ...
9
votes
1answer
3k 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?
1
vote
4answers
392 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, ...
4
votes
1answer
2k views

How do I integrate GPG with alpine?

I have tried a couple of howtos, but they seem to either be too out of date or just plain don't work (don't work for me, at least). How do I sign and encrypt messages, as well as check integrity of ...