Password strengh meter in KNewPasswordDialog
tibirna at kde.org
Wed Apr 3 23:47:17 BST 2013
On Wednesday 03 April 2013 22:39:47 Rolf Eike Beer wrote:
> Hi all,
> the current issue of (German) Linux Magazin has an article comparing some
> GnuPG frontends. One issue discussed there is the "password strength meter"
> that gives e.g. 25% strength indication for things like 123456789. I don't
> know about Kleopatra, but KGpg uses KNewPasswordDialog and it's strength
> meter for this. I propose to change the algorithm used to calculate the
> password strength to remove key sequences from the "length" calculation of
> the password, i.e. 123 has the same length as 1. Also punish all passwords
> harder that do not contain all types of characters,
> so a password
> containing only lowercase characters and numbers needs to be much longer
> than one also containing specials and uppercase characters.
Really, this whole "can be short because has mixed types of characters"
nonsense has to die.
There is a math theory behind password strength. There might even be libraries
capable of measuring this properly.
IMH (non-contributor) O, we should try to reuse here.
KDE developer .. tibirna at kde.org .. http://www.kde.org
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