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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - FILESAVE: Very slow saving with password compared to 5.2.5"
   href="https://bugs.documentfoundation.org/show_bug.cgi?id=105844#c13">Comment # 13</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - FILESAVE: Very slow saving with password compared to 5.2.5"
   href="https://bugs.documentfoundation.org/show_bug.cgi?id=105844">bug 105844</a>
              from <span class="vcard"><a class="email" href="mailto:thb@libreoffice.org" title="Thorsten Behrens (CIB) <thb@libreoffice.org>"> <span class="fn">Thorsten Behrens (CIB)</span></a>
</span></b>
        <pre>(In reply to jhertel from <a href="show_bug.cgi?id=105844#c11">comment #11</a>)
<span class="quote">> 5-7 seconds is *not* a negligible impact that the user will not see.</span >

I wonder if perhaps using the OpenPGP encryption available from 6.0 on is an
option then - it's still experimental, but uses a fixed public/private key
pair, that at least does not need to run KDFs for every sub-stream:

<a href="https://wiki.documentfoundation.org/Development/gpg4libre">https://wiki.documentfoundation.org/Development/gpg4libre</a></pre>
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