GnuPG (with binary name gpg) is an application used for public key encryption using the OpenPGP protocol, but also verification of signatures (cryptographic signatures, that also can validate the publisher if used correctly). To some extend, you could say it’s for OpenPGP what OpenSSL is for X.509 and TLS. Unlike most Linux distributions (which make … Read more
There are several detail levels you can get when looking at OpenPGP key data: a basic summary, a machine-readable output of this summary or a detailed (and very technical) list of the individual OpenPGP packets. Basic Key Information For a brief peak at an OpenPGP key file, you can simply pass the filename as parameter … Read more
Note: if you don’t want to add -S all the time to make sure your commits are signed, there is a proposal (branch ‘pu‘ for now, December 2013, so no guarantee it will make it to a git release) to add a config which will take care of that option for you. Update May 2014: … Read more
For troubleshooting, two things to first try: run gpg –version, and make sure you have GnuPG version 2+ (not version 1) installed run echo “test” | gpg –clearsign, to make sure gpg itself is working If that all looks all right, one next thing to try: run brew install pinentry to ensure you have a … Read more