fr. den 05. 02. 2016 klokka 12.07 (+0000) skreiv Pete Biggs: > On Fri, 2016-02-05 at 12:41 +0100, Stig Roar Wangberg wrote: > > I really don't understand why I can read a message if it's encrypted > > with their public key. I shouldn't be able to do that. When I use gpg -r > > ID -e , I can't read that gpg-file after. So am I encrypting my > > emails in here with my own public key? All my contact's public keys are > > imported and added to my key-ring. I'm just puzzled that I'm actually > > able to read a text encrypted with someone else's key. > > OK. The text of the message is not encrypted with a users key; the > text of the message is encrypted using a symmetric key - the key for > *that* method (the session key) is encrypted using public keys, and, > the important bit, there can be multiple public key encryptions in one > message. So for a command line example you can encrypt a file using > > gpg -r ID1 -r ID2 -r ID3 -e <file> > > Where one of those IDs is your own - hence you will be able to decrypt > the file because you will be able to decrypt the session key. > > P.
Ah, I think I'm beginning to understand. So this is another form of encryption, still using the receiver's public key, and s/he still has to use his or her private key to decrypt the message? > _______________________________________________ > evolution-list mailing list > evolution-list@gnome.org > To change your list options or unsubscribe, visit ... > https://mail.gnome.org/mailman/listinfo/evolution-list
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