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Glen Turner ([personal profile] gdt) wrote2011-07-27 03:31 pm
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Moving GPG keys

So you've got a new computer and you realise that you GPG keys are on the old one.

gpg --armor --export > keys.asc
gpg --armor --export-secret-keys >> keys.asc
gpg --armor --export-ownertrust > trust.asc

Then some sleight of hand to move the two .asc key files to the new computer. [1]

gpg --import keys.asc
gpg --import-ownertrust trust.asc

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[1] And yeah, read that with irony. Moving keys around is one of the "hard" problems of everyday cryptography, and the hassle to do it right can be large (and thus expensive, for example a "hand-to-hand courier" where the key material never leaves someone's immediate possession).