![]() Pretty Good Privacy (PGP) is an encryption program that provides cryptographic privacy and authentication for data communication.Unix is commercial software GNU is open source. GNU stands for “GNU not Unix”, a recursive acronym. GNU is an extensive collection of free software, including an operating system (eg Linux) and individual programs.It is a cryptographic hash function (Wikipedia), and it is worth at least reading the introductory text to this Wikipedia article if you have no idea what that means. SHA 256 stands for Secure Hash Algorithm.Doing, not just reading, helps you absorb the information. This can be learned here for Linux and Mac (they both use Unix), and here for Windows.Īs you learn, you should actually perform the commands. Having very basic command line skills is a prerequisite. If you pay attention, read carefully, and learn in small steps, then it’s not that difficult. GPG is a gift, just like Bitcoin – it’s worth your time to learn a little. So, understanding some basics of GPG is crucial. Bitcoiners don’t trust, they verify, and they do their best to remain private.
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