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From: Stefan Monnier <monnier@iro.umontreal.ca>
Newsgroups: gmane.emacs.devel
Subject: Re: better than read-hide-char
Date: Wed, 01 Aug 2018 12:15:45 -0400
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> Doesn't displaying even 16 bits of any hash of each prefix of the password
> leak those prefixes, each guided by the last?

No doubt.  IOW it's probably a bad idea.


        Stefan