There are not very many ways to encrypt files on your Mac. However, if a neat Terminal solution you can encrypt any file with a password. We are going to use a Terminal command called OpenSSL. Its a program designed to create the https bits of website through secure certificates. We are going to use it encrypt files instead. There is one caveat to this command in that it will only encrypt text files. However, this is only a minor problem we can work around.
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