Re: encrypting a single file
On Mon, Nov 04, 2002 at 04:57:08PM -0500, Levi Waldron wrote:
> Is there a simple way to encrypt a single text file on my system, so that it
> can only be viewed if you know the password? I want to securely store my
> online username/passwords, bank card PINs, etc that I'm always forgetting.
Here is the script for VIM which automate GNUPG.
$ gpg -c yourfile
This will create yourfile.gpg
$ rm -f yourfile
Overwriting content before removing is better
How to handle in futue? Use VIM. This was posted here few month ago.
Add attached to ~/.vimrc
Osamu
--
~\^o^/~~~ ~\^.^/~~~ ~\^*^/~~~ ~\^_^/~~~ ~\^+^/~~~ ~\^:^/~~~ ~\^v^/~~~ +++++
Osamu Aoki <osamu@debian.org> Cupertino CA USA, GPG-key: A8061F32
.''`. Debian Reference: post-installation user's guide for non-developers
: :' : http://qref.sf.net and http://people.debian.org/~osamu
`. `' "Our Priorities are Our Users and Free Software" --- Social Contract
" Transparent editing of gpg encrypted files.
" By Wouter Hanegraaff <wouter@blub.net>
augroup encrypted
au!
" First make sure nothing is written to ~/.viminfo while editing
" an encrypted file.
autocmd BufReadPre,FileReadPre *.gpg set viminfo=
" We don't want a swap file, as it writes unencrypted data to disk
autocmd BufReadPre,FileReadPre *.gpg set noswapfile
" Switch to binary mode to read the encrypted file
autocmd BufReadPre,FileReadPre *.gpg set bin
autocmd BufReadPre,FileReadPre *.gpg let ch_save = &ch|set ch=2
autocmd BufReadPost,FileReadPost *.gpg '[,']!gpg --decrypt 2> /dev/null
" Switch to normal mode for editing
autocmd BufReadPost,FileReadPost *.gpg set nobin
autocmd BufReadPost,FileReadPost *.gpg let &ch = ch_save|unlet ch_save
autocmd BufReadPost,FileReadPost *.gpg execute ":doautocmd BufReadPost " . expand("%:r")
" Convert all text to encrypted text before writing
autocmd BufWritePre,FileWritePre *.gpg '[,']!gpg --default-recipient-self -ae 2>/dev/null
" Undo the encryption so we are back in the normal text, directly
" after the file has been written.
autocmd BufWritePost,FileWritePost *.gpg u
augroup END
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