NAME
       ecryptfs-rewrap-passphrase  -  unwrap  an  eCryptfs wrapped passphrase,
       rewrap it with a new passphrase, and write it back to file.
SYNOPSIS
       ecryptfs-rewrap-passphrase [file]
       printf "%s\n%s" "old wrapping passphrase" "new wrapping  passphrase"  |
       ecryptfs-rewrap-passphrase [file] -
DESCRIPTION
       ecryptfs-rewrap-passphrase   is   a  utility  to  change  the  wrapping
       passphrase on a wrapped passphrase file.
SEE ALSO
       ecryptfs(7), ecryptfs-unwrap-passphrase(1), ecryptfs-wrap-passphrase(1)
       /usr/share/doc/ecryptfs-utils/ecryptfs-faq.html
       http://launchpad.net/ecryptfs/
AUTHOR
       This manpage was written by  Dustin  Kirkland  <kirkland@canonical.com>
       for  Ubuntu systems (but may be used by others).  Permission is granted
       to copy, distribute and/or modify this document under the terms of  the
       GNU General Public License, Version 2 or any later version published by
       the Free Software Foundation.
       On Debian systems, the complete text of the GNU General Public  License
       can be found in /usr/share/common-licenses/GPL.