Now we're onto something. The permissions look OK to me, but: 
print `/usr/bin/gpg --home /path/to/keys --list-keys`;

[download]
...doesn't produce any output. I need to check more carefully. Thanks for the suggestion.

In reply to Re^2: Module works when run in a shell, but not when run as a CGI by azureblue
in thread Module works when run in a shell, but not when run as a CGI by azureblue

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