On Wed, Apr 30, 2014 at 1:53 AM, Jürgen Schmidt <[email protected]>wrote:
> Hi, > > for AOO 3.4 we had already discussed and later on reverted a change to > enable the ODF Document encryption AES-256 by default. > > Some time ago I played with a new option field to allow the user to > enable this option as new default, see [1] > > By default the office still uses the old blowfish algorithm but with > this new option the user can enable the ODF 1.2 encryption. Well it is a > minimal change to improve the current situation and allow the user to > make use of what we already have. > > What does it mean in detail when we integrate this change? > > 1. No change as long as this option is not enabled > 2. Option enabled and ODF 1.2 encryption is now default > Would you happen to have a link to this in the ODF 1.2 spec? I can't seem to find this...sorry. > 2.1 New documents stored with password can't be loaded on older office > versions > 2.2 New or existing documents stored in older versions can still be > loaded in the new office > 2.3 Documents stored in older version (with the old algorithm) and > loaded in the new office works as expected. Changes made in the document > and stored with the new office still use the old algorithm and the > document can later on opened in older office versions. > > From my pov of view there is still room for improvements but it is a > first useful step to move forward to a more secure algorithm and give > the user the opportunity to tweak the settings in the preferred way. > > I would like to propose to integrate this change and test it how well it > works. > > Any opinions? Well keep in mind it is a minimal enhancement to make use > of what we already have. There is still room for improvements ... > > > Juergen > > > [1] http://people.apache.org/~jsc/test/encryption_aes256_odf12.png > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > > -- ------------------------------------------------------------------------------------------------- MzK "Life is either a daring adventure, or nothing." -- Helen Keller
