Viestien salaus PGP:llä
Avaimen luominen
$ mkdir ~/.gnupg $ chmod 700 ~/.gnupg $ gpg --gen-key Please select what kind of key you want: (1) DSA and ElGamal (default) (2) DSA (sign only) (4) RSA (sign only) Your selection? 1 DSA keypair will have 1024 bits. About to generate a new ELG-E keypair. minimum keysize is 768 bits default keysize is 1024 bits highest suggested keysize is 2048 bits What keysize do you want? (1024) 2048 Please specify how long the key should be valid. 0 = key does not expire <n> = key expires in n days <n>w = key expires in n weeks <n>m = key expires in n months <n>y = key expires in n years Key is valid for? (0) 1y Key expires at Tue 01 Nov 2005 04:44:52 PM EET Is this correct (y/n)? y You need a User-ID to identify your key; the software constructs the user id from Real Name, Comment and Email Address in this form: "Heinrich Heine (Der Dichter) <heinrichh@duesseldorf.de>" Real name: Oma Nimi Email address: oma@nimi.info Comment: foobar You selected this USER-ID: "Oma Nimi (foobar) <oma@nimi.info>" Change (N)ame, (C)omment, (E)mail or (O)kay/(Q)uit? O You need a Passphrase to protect your secret key. Enter passphrase: We need to generate a lot of random bytes. It is a good idea to perform some other action (type on the keyboard, move the mouse, utilize the disks) during the prime generation; this gives the random number generator a better chance to gain enough entropy. ++++++++++.+++++++++++++++++++++++++++++++++++++++++++++..+++++++++++++++..+++++.++++++++++.+++++.++++++++++++++++++++...++++++++++..++++++++++>+++++++++++++++ ... public and secret key created and signed. key marked as ultimately trusted. pub 1024D/D9BB2512 2005-10-31 Oma Nimi (foobar) <oma@nimi.info> Key fingerprint = D9B1 6095 D55C 9870 F7A9 0342 8295 1FF7 D9BB 2512 sub 2048g/85D4AEC3 2005-10-31 [expires: 2005-11-01]
Avaimen lähettäminen keyserverille
$ gpg --keyserver pgp.mit.edu --send-keys
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