In this blog post, I’m going to be talking about hashing, encryption, encoding, compression, etc. All of these things are related, but they serve different purposes. Sometimes, developers confuse these things which can lead to tragic results. My goal is to provide a high-level overview without getting into the weeds. If you’re interested in the details, Wikipedia is a great place to start. In fact, any part of this blog post that sounds even remotely intelligent was probably taken straight from Wikipedia. Encoding Let’s start with code : In communications and information processing, code is a system of rules to convert information—such as a letter, word, sound, image, or gesture—into another form, sometimes shortened or secret, for communication through a communication channel or storage in a storage medium. An early example is the invention of language, which enabled a person, through speech, to communicate what they saw, heard, thought, or felt to others. But speech li
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