I currently use org-crypt successfully to encrypt the contents of an org-mode entries. For some files though, it's more practical to just encrypt the whole file, and I followed the instructions here: http://orgmode.org/worg/org-tutorials/encrypting-files.html, but could not get it to work.

I've placed the org meta-data in a comment as the first line of the org file, like this

I'm loading org-epa and enabling like this:

And I made sure it was loaded by evaluating epa-file-enable. However, when I save the file, it doesn't encrypt it. I've cat'ed the file after saving it and it still shows the original unencrypted content. Am I missing something? Do I need to use a .gpg extension?

Version information:

Thanks in advance,

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Marcelo