If during your apt activity you are getting some errors like this: W: GPG error: http://ftp.us.debian.org etch Release: The following signatures couldn’t be verified because the public key is not available: NO_PUBKEY 9AA38DCD55BE302B Try to add the key from keyserver specifying the key id and you should be ok ~# gpg –keyserver pgpkeys.mit.edu –recv-key 9AA38DCD55BE302B ~# [...]
In the need for a quick pipeline to encrypt and decrypt data, gpg can be quite handy, for example it can be used in this way to encrypt some backup before transferring it to a third part hosted storage: cat backupfile.tgz | gpg -c –cipher-algo=BLOWFISH > backupfile.tgz.gpg (you’ll be asked for the Passphrase to use [...]
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