Encrypting directories

David Shaw dshaw at jabberwocky.com
Tue Jul 1 21:07:01 CEST 2003

Hash: SHA1

On Tue, Jul 01, 2003 at 11:33:40AM -0400, Gordon Worley wrote:
> Many users have requested that I add directory encryption to 
> GPGFileTool, a gpg front-end on OS X for performing cryptographic 
> operations on files.  GnuPG doesn't do this itself, but there are many 
> ways in which I can wrap up directories into a single file for them.
> Initially I thought to tar the directories before encryption/signing 
> since this is a very compatible format and on Mac OS X will only cause 
> problems for files with resource forks (I plan to eventually add 
> support for some other archival format, but I think tar is a good 
> start).  The problem is that I can't find a way to use tar without 
> writing a file.  I'd like to use pipes, although that probably isn't 
> secure, either.

While it is possible to have a tempfile implementation of pipes that
isn't terribly secure, I thought the OSX pipes were true pipes.

Doing "tar -cf - thedirectory | gpg ..." should be secure.

Version: GnuPG v1.2.3rc1 (GNU/Linux)
Comment: Key available at http://www.jabberwocky.com/david/keys.asc


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